Multimedia Signal Processing Group Publications
Papers
in International Conference Proceedings
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2017 |
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A. Moghaddam, P.L. Correia, F. Pereira, "Light field local binary patterns description for face recognition", IEEE International Conference on Image Processing (ICIP), Beijing, China, September 2017 |
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T. T. Verlekar, P. L. Correia, L. D. Soares, "Gait Recognition Using Normalized Shadows", European Signal Processing Conference (EUSIPCO), Kos, Greece, August 2017 |
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H.O. Oliveira, P.L. Correia, "Road Surface Crack Detection: Improved Segmentation with Pixel-based Refinement", European Signal Processing Conference (EUSIPCO), Kos, Greece, August 2017 |
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T. T. Verlekar, L. D. Soares, P. L. Correia, "Sparse Error Gait Image: A New Representation For Gait Recognition", International Workshop on Biometrics and Forensics (IWBF), Coventry, United Kingdom, Vol. 5, pp. 1-6, April 2017 |
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A. Moghaddam, V. Chiesa, P.L. Correia, F. Pereira, J. Dugelay, "The IST-EURECOM Light Field Face Database", International Workshop on Biometrics and Forensics (IWBF), Coventry, United Kingdom, Vol. 5, pp. 1-6, April 2017 |
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2016 |
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I. Viola, M. Rerabek, T. Bruylants, P. Schelkens, F. Pereira, T.E. Ebrahimi, "Objective and Subjective Evaluation of Light Field Image Compression Algorithms”, Picture Coding Symposium, Nuremberg, Germany, December 2016 |
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R. S. da Silva, F. Pereira, E. Silva, “Feature-based video coding: designing an RD efficient and search friendly framework”, Picture Coding Symposium, Nuremberg, Germany, December 2016 |
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T. T. Verlekar, P. L. Correia, L. D. Soares, "View-Invariant Gait Recognition Exploiting Spatio-Temporal Information and a Dissimilarity Metric", International Conference of the Biometrics Special Interest Group (BIOSIG), Darmstadt, Germany, Vol. 15, pp. 1-12, September 2016 |
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C. Conti, L. D. Soares, P. Nunes, "Improved inter-layer prediction for light field content coding with display scalability", SPIE - Applications of Digital Image Processing, San Diego, United States, Vol. 9971, pp. 99710P-1 - 99710P-15, September 2016 |
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C. Conti, P. Nunes, L. D. Soares, "HEVC-Based Light Field Image Coding with Bi-Predicted Self-Similarity Compensation", IEEE International Conference on Multimedia and Expo (ICME), Seattle, United States, July 2016 |
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R. Monteiro, L. Lucas, C. Conti, P. Nunes, Nuno M. M. Rodrigues, S. M. M. Faria, C. L. P. Pagliari, E. Silva, L. D. Soares, "Light Field HEVC-Based Image Coding using Locally Linear Embedding and Self-Similarity Compensated Prediction", IEEE International Conference on Multimedia and Expo (ICME), Seattle, United States, July 2016 |
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A. Gabriel, J. Ascenso, F. Pereira, “Boosting decoding quality performance in DASH-based streaming frameworks”, 22nd International Packet Video Workshop, in conjunction with the 2016 IEEE International Conference on Multimedia & Expo (ICME 2016), Seattle, WA, USA, July 2016 |
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G. Alves, F. Pereira, E. A. B. da Silva,, “Light field imaging coding: performance assessment and standards benchmarking”, Workshop on Hot Topics in 3D (Hot3D), in conjunction with the 2016 IEEE International Conference on Multimedia & Expo (ICME 2016), Seattle, WA, USA, July 2016 |
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N. Monteiro, C. Brites, F. Pereira, J. Ascenso, “Multi-view distributed coding and selection of local binary features”, IEEE International Conference on Multimedia & Expo (ICME 2016), Seattle, WA, USA, July 2016 |
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J. Peixeiro, C. Brites, J. Ascenso, F. Pereira, “Digital holography: benchmarking coding standards and representation formats”, IEEE International Conference on Multimedia & Expo (ICME 2016), Seattle, WA, USA, July 2016 |
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F. Pereira, E. A. B. da Silva, “Efficient plenoptic imaging representation: why do we need it ?”, IEEE International Conference on Multimedia & Expo (ICME 2016), Seattle, WA, USA, July 2016 |
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A. Sepas-Moghaddam, P. L. Correia, F. Pereira, “Light field denoising: exploiting the redundancy of an epipolar sequence representation”, 3DTV Conference 2016, Hamburg, Germany, July 2016 |
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N. Monteiro, C. Brites, F. Pereira, J. Ascenso, “Multi-view distributed source coding of binary features for visual sensor networks”, International Conference on Acoustics, Speech, and Signal Processing (ICASSP’2016), Xangai, China, March 2016 |
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X. HoangVan, J. Ascenso, F. Pereira, “Improving SHVC performance with a joint layer coding mode”, International Conference on Acoustics, Speech, and Signal Processing (ICASSP’2016), Xangai, China, March 2016 |
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F. Guapo, P.L. Correia, D.V. Vloed, "EMPIRICAL VALIDATION OF LIKELIHOOD RATIO METHODS – A CASE STUDY IN FORENSIC SPEAKER RECOGNITION", International Workshop on Biometrics and Forensics (IWBF), Limassol, Cyprus, March 2016 |
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M. Almeida, P.L. Correia, "BIOFOV – AN OPEN PLATFORM FOR FORENSIC VIDEO ANALYSIS AND BIOMETRIC DATA EXTRACTION", International Workshop on Biometrics and Forensics (IWBF), Limassol, Cyprus, March 2016 |
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T. T. Verlekar, P. L. Correia, "WALKING DIRECTION IDENTIFICATION USING PERCEPTUAL HASHING", International Workshop on Biometrics and Forensics (IWBF), Limassol, Cyprus, March 2016 |
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2015 |
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B. Panti, F. Pereira, J. Ascenso, “Stereo based tracking-by-detection for visual sensor networks”, IEEE International Symposium on Multimedia, Miami, FL, USA, December 2015 |
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J.S. Satiro, K.N. Nasrollahi, P.L. Correia, T.B.M. Moeslund, "Super-resolution of Facial Images in Forensics Scenarios", International Conference on Image Processing Theory, Tools and Applications (IPTA), Orléans, France, November 2015 |
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C. Brites, J. Ascenso, F. Pereira, “Epipolar plane image based rendering for 3D video coding”, 17th Int. Workshop on Multimedia Signal Processing (MMSP’2015), Xiamen, China, October 2015 |
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B. Panti, P. Monteiro, F. Pereira, J. Ascenso, “Descriptor-Based Adaptive Tracking-by-Detection for Visual Sensor Networks”, Workshop on Distributed and Cooperative Visual Representation and Analysis (DCVRA), in conjunction with the 2015 IEEE International Conference on Multimedia & Expo (ICME 2015), Torino, Italy, July 2015 |
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H. Xu, C. Timmerer, F. Pereira, T. Ebrahimi, “Towards quality of sensory experience in multimedia”, European Conference on Networks and Communications, Paris, France, June/July 2015 |
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X. HoangVan, J. Ascenso, F. Pereira, “Improving enhancement layer merge mode for HEVC scalable extension”, Picture Coding Symposium, Cairns, Australia, June 2015 |
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B. Rowshan; C. Guerra;
P.L. Correia; L.D. Soares; "Robust Frontal Gait Recognition – Merging
Viewpoints and Depth Ranges", International Workshop on
Biometrics and Forensics - IWBF, Gjovik, Norway, March 2015 |
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C.T. Tan; L. Yee; P.L.
Correia; P.F. Fonseca; A.C. Campos; "A Tracking Scheme for Norway
Lobster and Burrow Abundance Estimation in Underwater Video Sequences",
Proc International Workshop on Advanced Image Technology - IWAIT, Tainan,
Taiwan, January 2015 |
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2014 |
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A. De Abreu, L. Toni, T. Maugey, N. Thomos, P. Frossard, F. Pereira, “Multiview video representations for quality-scalable navigation”, Visual Communications and Image Processing (VCIP’2014), Valleta, Malta, December 2014 |
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C. Brites, V. Gomes, J. Ascenso, F. Pereira, “Statistical reconstruction for predictive video coding”, Visual Communications and Image Processing (VCIP’2014), Valleta, Malta, December 2014 |
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X. HoangVan, J. Ascenso,
F. Pereira, “Optimal reconstruction for a HEVC backward compatible distributed
scalable video codec”, Visual Communications and Image Processing
(VCIP’2014), Valleta, Malta, December 2014 |
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L. Baroffio, A. Canclini, M. Cesana, A. Redondi, M. Tagliasacchi, G. Dan,
V. Fodor, J. Ascenso, P. Monteiro; "Demo: Enabling Image Analysis Tasks in
Visual Sensor Networks", Proc ACM/IEEE International Conf. on Distributed Smart Cameras, Venezia, Italy, November
2014 |
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L. Baroffio, J. Ascenso,
M. Cesana, M. Tagliasacchi; "Coding Binary Local Features Extracted
From Video Sequences", IEEE International Conf. on Image
Processing, Paris, France, October 2014 |
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A. Redondi, L. Baroffio,
A. Canclini, M. Cesana, M. Tagliasacchi, G. Dan, V. Fodor, J. Ascenso, P.
Monteiro; "Enabling Visual Analysis in Wireless Sensor Networks",
IEEE International Conf. on Image Processing, Paris, France, October 2014 |
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P. Monteiro, J. Ascenso,
F. Pereira, “Local feature selection for efficient binary descriptor coding”,
Int. Conf. on Image Processing (ICIP’2014), Paris, France, October 2014 |
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C. Brites, F. Pereira, “Correlation
noise modeling for multiview transform domain Wyner-Ziv video coding”,
Int. Conf. on Image Processing (ICIP’2014), Paris, France, October 2014 |
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H. Oliveira; P.L.
Correia; "CrackIT – An image processing toolbox for crack detection and
characterization", Proc IEEE International Conf. on Image
Processing - ICIP, Paris, France, October 2014 |
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P.L. Correia; L. Yee;
P.F. Fonseca; A.C. Campos; "Underwater video analysis for species
abundance control: the crustacean Norway lobster – a case study",
Proc International Workshop on Marine Technology - Martech, Lisbon, Portugal,
October 2014 |
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P. Monteiro, J. Ascenso,
"Coding Mode Decision Algorithm for Binary Descriptor Coding",
European Signal Processing Conf., Lisbon, Portugal, September 2014 |
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H. Oliveira.; JJC Caeiro;
P.L. Correia; "Accelerated Unsupervised Filtering for the
Smoothing of Road Pavement Surface Imagery", Proc European
Signal Processing Conf. - EUSIPCO, Lisbon, Portugal, September 2014 |
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L. Lucas, C. Conti, P.
Nunes, L. D. Soares, N. M. M. Rodrigues, C.L.P. Pagliari, E. Silva, S. M. M.
Faria, "Locally Linear Embedding-Based Prediction for 3D Holoscopic Image
Coding Using HEVC", European Signal Processing Conf. - EUSIPCO,
Lisbon, Portugal, September 2014 |
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M. Salmistraro, L. L.
Rakêt, C. Brites, J. Ascenso, S. Forchhammer, “Joint Disparity and Motion
Estimation Using Optical Flow for Multiview Distributed Video Coding”,
Proc European Signal Processing Conference - EUSIPCO, Lisbon, Portugal,
September 2014 |
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X. HoangVan, J. Ascenso,
F. Pereira, “Correlation modeling for a distributed scalable video codec based on
the HEVC standard”, Int. Workshop on Multimedia Signal Processing
(MMSP’2014), Jakarta, Indonesia, September 2014 |
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V. Nascimento, J.
Ascenso, F. Pereira, “H.264/AVC backward compatible bit-depth
scalable video coding”, Int. Workshop on Multimedia Signal Processing
(MMSP’2014), Jakarta, Indonesia, September 2014 |
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L. Carreira; M.P. Queluz;
"Automatic Letter/Pillarbox Detection for Optimized Display of Digital
TV", Proc INSTICC International Conf. on Signal Processing and
Multimedia Applications - SIGMAP, Vienna, Austria, August 2014 |
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C. Conti, P. T. Kovács,
T. Balogh, P. Nunes, L. D. Soares, "Light-Field Video Coding Using
Geometry-Based Disparity Compensation", 3DTV Conf. - 3DTV-CON,
Budapest, Hungary, July 2014 |
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N. Moço; P.L. Correia;
"Mobile Forensics: A Smartphone-Based Activity Logger",
Proc International Conf. on Telecommunications - ICT, Lisbon, Portugal, May
2014 |
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N. Moço; P.L. Correia;
L.D. Soares; "Smartphone-Based Palmprint Recognition
System", Proc International Conf. on Telecommunications - ICT,
Lisbon, Portugal, May 2014 |
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C. Conti, P. Nunes, L. D.
Soares, "Impact of Packet Losses in Scalable 3D Holoscopic Video Coding",
SPIE Photonics Europe: Optics, Photonics and Digital Technologies for
Multimedia Applications, Brussels, Belgium, April 2014 |
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S.D. Djedje; P.L. Correia; "Proposta de Rede Metropolitana para a Cidade de Maputo", Proc Congresso Luso Moçambicano de Engenharia - CLME , Inhambane, Mozambique, Vol. 1, pp. 387, April 2014 |
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L. Carreira; P.L.
Correia; L.D. Soares; "On High Resolution Palmprint Matching",
Proc International Workshop on Biometrics and Forensics - IWBF, Valetta,
Malta, March 2014 |
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J. R. Neves; P.L.
Correia; "Hand Veins Recognition System", Proc International Conf.
on Computer Vision Theory and Applications - VISAPP, Lisbon, Portugal,
January 2014 |
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2013 |
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X. HoangVan, J. Ascenso,
F. Pereira, “Improving scalable video coding performance with decoder side
information”, Picture Coding Symposium, San Jose, CA, USA, December
2013. |
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A. De Abreu, P. Frossard,
F. Pereira, “Fast MVC prediction structure selection for interactive multiview
video streaming”, Picture Coding Symposium, San Jose, CA, USA,
December 2013 |
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P. Monteiro, J. Ascenso,
"Clustering based Binary Descriptor Coding for Efficient Transmission
in Visual Sensor Networks", Picture Coding Symp., San Jose,
United States, December 2013 |
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A. Aggoun, O. Fatah, J.
Fernandez, C. Conti, P. Nunes, L. D. Soares, "Acquisition, Processing and
Coding of 3D Holoscopic Content for Immersive Video Systems",
3DTV Conf. - 3DTV-CON, Aberdeen, United Kingdom, October 2013 |
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A. Redondi, L. Baroffio,
J. Ascenso, M. Cesana, M. Tagliasacchi, "Rate-accuracy Optimization of
Binary Descriptors", IEEE International Conf. on Image
Processing, Melbourne, Australia, September 2013 |
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C. Conti, P. Nunes, L. D.
Soares, "Using Self-similarity Compensation for Improving Inter-layer
Prediction in Scalable 3D Holoscopic Video Coding", SPIE Optics
and Photonics, San Diego, United States, August 2013 |
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A. Canclini, R. Cilla, A.
Redondi, J. Ascenso, M. Cesana, M. Tagliasacchi; "Evaluation of Visual Feature
Detectors and Descriptors for Low-complexity Devices",
International Conf. on Digital Signal Processing, Santorini, Greece, July
2013 |
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J. Ascenso, F. Pereira,
"Lossless Compression of Binary Image Descriptors for Visual Sensor
Networks", International Conf. on Digital Signal Processing,
Santorini, Greece, July 2013 |
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S. Sanchit; P.L. Correia;
L.D. Soares; "Improved Rotation-Invariant Degraded
Partial Palmprint Recognition Technique", Proc International
Workshop on Biometrics and Forensics - IWBF, Lisbon, Portugal, April 2013 |
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2012 |
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C. Conti, L. D. Soares,
P. Nunes, "Influence of Self-Similarity on 3D Holoscopic Video Coding
Performance", Brazilian Symp. on Multimedia and the Web -
WebMedia, São Paulo, Brazil, October 2012 |
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C. Conti, P. Nunes, L. D.
Soares, "New HEVC Prediction Modes for 3D Holoscopic Video Coding",
IEEE International Conf. on Image Processing - ICIP, Orlando, United States,
October 2012 |
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X. HoangVan, J. Ascenso,
F. Pereira, “Improving predictive video coding performance with decoder side
information”, Int. Conf. on Image Processing (ICIP’2012), Orlando,
FL, USA, October 2012. |
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D. Shah, J. Ascenso, C.
Brites, F. Pereira, “Evaluating Multi-View Plus Depth Coding
Solutions for 3D Video Scenarios”, Proc 3DTV Conference: The True
Vision - Capture, Transmission and Display of 3D Video - 3DTV-CON, Zurich,
Switzerland, October 2012 |
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A. Nambiar; P.L. Correia;
L.D. Soares; "Frontal Gait Recognition Combining 2D and
3D Data", Proc ACM Workshop on Multimedia and Security - MMSec,
Conventry, United Kingdom, September 2012 |
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G. Barreira; J. Ascenso,
"Impact of the IEEE 802.11n Frame Aggregation Mechanisms on Video
Streaming Quality", IEEE International Conf. on Software,
Telecommunications and Computer Networks, Split, Croatia, September 2012 |
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M. Ramalho; S. Sanchit;
P.L. Correia; L.D. Soares; "Distributed Source Coding: Application in
Biometrics", Proc European Signal Processing Conf. - EUSIPCO,
Bucharest, Romania, August 2012 |
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S. Sanchit; M. Ramalho;
P.L. Correia; L.D. Soares; "PP-Rider: A Rotation-Invariant Degraded
Partial Palmprint Recognition Technique", Proc European Signal Processing
Conf. - EUSIPCO, Bucareste, Romania, August 2012 |
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J. Ascenso, H. C. Cruz,
P. D. Dias, "Packet-header Based No-Reference Quality Metrics for H.264/AVC Video
Transmission", International Conf. on Telecommunications and
Multimedia, Heraklion, Greece, July, 2012 |
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C. Conti, J. Lino, P.
Nunes, L. D. Soares, "Spatial and Temporal Prediction Scheme for
3D Holoscopic Video Coding Based on H.264/AVC", International
Packet Video Workshop, Munich, Germany, May 2012 |
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C. Brites, J. Ascenso, F.
Pereira, “Structrural based side information creation with improved matching
criteria for Wyner-Ziv video coding”, Workshop on Image Analysis for
Multimedia Interactive Services (WIAMIS’2012), Dublin, Ireland, May 2012 |
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X. HoangVan, J. Ascenso,
F. Pereira, “Improved B-slice direct mode coding using motion side information”,
Workshop on Image Analysis for Multimedia Interactive Services (WIAMIS’2012),
Dublin, Ireland, May 2012 |
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M. Cassa, M. Naccari, F.
Pereira, “HEVC fast rate distortion optimization”, Picture Coding
Symposium (PCS’2012), Kraków, Poland, May 2012 |
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M. Naccari, F. Pereira, “Quadratic
modeling rate control in the emerging HEVC standard”, Picture Coding
Symposium (PCS’2012), Kraków, Poland, May 2012 |
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M. Naccari, J. Ascenso,
F. Pereira, “Adaptive bilateral filter for improved in-loop filtering in the
emerging High Efficiency Video Coding standard”, Picture Coding
Symposium (PCS’2012), Kraków, Poland, May 2012 |
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C. Brites, J. Ascenso, F.
Pereira, “Learning based decoding approach for improved Wyner-Ziv video coding”,
Picture Coding Symposium (PCS’2012), Kraków, Poland, May 2012 |
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M. Chin; T. Brandão; M.P.
Queluz; "Bitstream-based Quality metric for Packetized Transmission of H.264
Encoded Video", Proc International Conf. on Systems, Signals and
Image Processing - IWSSIP, Vienna, Austria, April 2012 |
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2011 |
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J. Ascenso; C. Brites; F.
Pereira; "Augmented LDPC Graph for Distributed Video Coding with
Multiple Side Information", Proc IEEE Workshop on MultiMedia
Signal Processing - MMSP, Hangzhou, China, October 2011 |
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J. Ascenso; C. Brites; F.
Pereira; "A Denoising Approach for Iterative Side Information
Creation in Distributed Video Coding", Proc IEEE International
Conf. on Image Processing - ICIP, Brussels, Belgium, September 2011 |
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M. Ramalho; P.L. Correia;
L.D. Soares; "Distributed Source Coding for Securing a Hand-Based
Biometric Recognition System", Proc IEEE International Conf. on
Image Processing - ICIP, Brussels, Belgium, September 2011 |
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C. Conti; J. Lino; P.
Nunes; L.D. Soares; P.L. Correia; "Spatial Prediction Based on
Self-Similarity Compensation for 3D Holoscopic Image and Video Coding",
Proc IEEE International Conf. on Image Processing - ICIP, Brussels, Belgium,
September 2011 |
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M. Naccari; C. Brites; J.
Ascenso; F. Pereira; "Low complexity deblocking filter perceptual
optimization for the HEVC codec", Proc IEEE International Conf.
on Image Processing - ICIP, Brussels, Belgium, September 2011 |
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F. Pereira; "Panel
on 'Quality of Experience in Applications, Standardization and Certification'",
Proc International Workshop on Quality of Multimedia Experience - QoMEX,
Mechelen, Belgium, September 2011 |
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C. Conti; J. Lino; P.
Nunes; L.D. Soares; P.L. Correia; "Improved Spatial Prediction for
3D Holoscopic Image and Video Coding", Proc European Signal
Processing Conf. - EUSIPCO, Barcelona, Spain, August 2011 |
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M. Ramalho; S. Sanchit;
P.L. Correia; L.D. Soares; "Secure Multi-Spectral Hand Recognition
System", Proc European Signal Processing Conf. - EUSIPCO,
Barcelona, Spain, August 2011 |
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G.C. Carmo; M. Naccari; F. Pereira; "Binary
tree decomposition depth coding for 3D video applications", Proc
IEEE International Conf. on Multimedia and Expo - ICME, Barcelona, Spain,
July 2011 |
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T. Brandão; M. Chin; M.P. Queluz; "From
PSNR to perceived quality in H.264 encoded video sequences",
Proc EuroITV, Lisbon, Portugal, July 2011 |
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M. Naccari; F. Pereira; "Integrating a
spatial just noticeable distortion model in the under development HEVC codec",
Proc IEEE International Conf. on Acoustics, Speech, and Signal Processing -
ICASSP, Prague, Czech Republic, May 2011 |
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2010 |
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P. Vieira; M.P. Queluz; A.J. Rodrigues; "LTE
Multi Antenna Bit Rate Expectation for Urban Macro-cell Networks",
Proc IBERSENSOR 2010 - 7th Ibero-American Congress on Sensors, Lisbon,
Portugal, Vol. 1, pp. 1 - 1, November, 2010 |
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I. Sousa; F. Sena da Silva; M.P. Queluz; A.J.
Rodrigues; "Location Error Spatial Distribution in Cellular Mobile
Systems", Proc Wireless Personal Multimedia Communications Symp.
- WPMC, Recife, Brazil, Vol. 1, pp. 1 - 1, October, 2010 |
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H.
Oliveira, J. Caeiro, P. L. Correia, "Improved Road Crack Detection
Based on One-class Parzen Density Estimation and Entropy Reduction", Int. Conf. on Image Processing (ICIP'2010), Hong
Kong, September 2010 |
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M. Naccari, F. Pereira, “Decoder
side just noticeable distortion model estimation for efficient H.264/AVC
based perceptual video coding”, Int. Conf. on Image Processing (ICIP'2010), Hong
Kong, September 2010 |
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C. Brites, F. Pereira, “Probability
updating for decoder and encoder rate control turbo based Wyner-Ziv video
coding”, Int. Conf. on Image Processing (ICIP'2010), Hong Kong, September 2010 |
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F. Pereira; "Video compression: enabling
more exciting experiences …", Proc International
Telecommunications Symp., Manaus, Brazil, September 2010 |
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H.
Oliveira, P. L. Correia, "Automatic Crack Detection on Road
Imagery Using Anisotropic Diffusion and Region Linkage", European Signal Processing Conference
(EUSIPCO’2010), Aalborg, Denmark, August 2010 |
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T.
Santos, L. Ducla Soares, P. L. Correia, "Iris Verification System
with Secure Template Storage", European Signal Processing Conference (EUSIPCO’2010), Aalborg,
Denmark, August 2010 |
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J. Ascenso, C. Brites, F. Dufaux, A.
Fernando, T. Ebrahimi, F. Pereira, S. Tubaro, “The VISNET II DVC codec:
architecture tools and performance”, European Signal Processing
Conference (EUSIPCO’2010), Aalborg, Denmark, August 2010 |
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R.T.
Trindade, P. L. Correia, M. S. Santos, "Multimedia Sharing over
the Internet from a Mobile Phone", International Workshop on
Future Multimedia Networking (FMN'2010), Krakov, Poland, Vol. LNCS
6157, pp. 13 - 23, June 2010
Best paper award |
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T. Gonçalves, R. J. Lopes, P. Nunes, "Using
metadata in video quality assessment based on the structural similarity
(SSIM) index metric", International Workshop on Quality of
Experience for Multimedia Content Sharing - QoEMCS, Tampere, Finland, June
2010 |
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H.
Oliveira, P. L. Correia, "Automatic analysis of road pavement
surface imagery", International Road Federation - World Meeting
- IRF2010, Lisbon, Portugal, May, 2010 |
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T. Santos; L.D. Soares; P.L. Correia; "Secure
Iris Verification using a Universal Noise Mask", Proc Workshop
on Privacy and Security for Biometrics, Las Palmas de Gran Canaria, Spain,
May 2010 |
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M. Naccari, F. Pereira, “Comparing
spatial masking modeling in just noticeable distortion controlled H.264/AVC
video coding”, Workshop on Image Analysis for Multimedia Interactive
Services (WIAMIS’2010), Desenzano del Garda, Italy, April 2010 |
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F. De Simone; M. Naccari;
M. Tagliasacchi; S. Tubaro; T.E. Ebrahimi; "A H.264/AVC video
database for the evaluation of quality metrics", Proc IEEE
International Conf. on Acoustics, Speech, and Signal Processing - ICASSP,
Dallas, United States, Vol. 1, pp. 1 - 4, March, 2010 |
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T. Brandão, M.P. Queluz;
"No-reference perceptual quality metric for H.264 encoded video",
Proc. of International Workshop on Video Processing and Quality Metrics for
Consumer Electronics (VPQM 2010), Scottsdale, USA, January 2010 |
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J. Ascenso,
C. Brites, F. Pereira, “Compression efficiency analysis of Wyner-Ziv
video coding with motion compensated side information interpolation”,
Visual Information Processing and Communication Conference, San Jose, CA,
USA, January 2010 |
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2009 |
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P. Nunes, L. Ducla Soares, F. Pereira, “Automatic and adaptive network-aware macroblock intra refresh for error-resilient H.264/AVC video coding”, Int. Conf. on Image Processing, Cairo, Egypt, November 2009 |
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J. Ascenso, F.
Pereira, “Complexity efficient mechanism for LDPC based Wyner-Ziv video
decoding”, 5th International Mobile Multimedia Communications
Conference, London, United Kingdom, September 2009 |
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H.
Oliveira; P. L. Correia, "Automatic Road Crack Segmentation Using
Entropy and Image Dynamic Thresholding", Proc European Signal
Processing Conf. - EUSIPCO, Glasgow, United Kingdom, August 2009 |
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P.
Rosa; P. L. Correia, "Automatic Road Pavement Crack Detection
using Boosting Classifiers", Proc European Signal Processing
Conf. - EUSIPCO, Glasgow, United Kingdom, August, 2009 |
|
|
J. Ascenso,
F. Pereira, “Low
complexity intra mode selection for efficient distributed video coding”, IEEE International Conference on Multimedia & Expo
(ICME’2009), New York, USA, July 2009 |
|
|
X. Huang, C. Brites,
J. Ascenso, F. Pereira, S. Forchhammer, “Distributed video coding with multiple side
information”, Picture Coding Symposium (PCS’09), Chicago, IL, USA, May
2009 |
|
|
D.
Santos; P. L. Correia; "Car Recognition Based on Back Lights and
Rear View Features", Proc Workshop on Image Analysis for
Multimedia Interactive Services (WIAMIS 2009), London, United Kingdom,
May 2009 |
|
|
D.
Couto; P. L. Correia; "An Objective Metric for the Evaluation of
Image Segmentation Quality Using Human Visual System Characteristics",
Proc International Workshop on Video Processing and Quality Metrics for
Consumer Electronics (VPQM 2009), Scottsdale, United States, January 2009 |
|
2008 |
|
|
|
H.
Oliveira; T. Sanches, P. L. Correia, “Identifying And Retrieving Distress
Images from Road Pavement Surveys”, Proc. ICIP
Workshop on Multimedia Information Retrieval:
New Trends and Challenges, San Diego, CA,
USA, October 2008 |
|
|
J. Ascenso,
C. Brites, F.
Pereira, “Design and performance of a novel low-density parity-check
code for distributed video coding”, Int. Conf.
on Image Processing (ICIP’2008), San Diego, CA, USA, October 2008 |
|
|
P. Nunes, L.
Ducla Soares, F. Pereira, “Error resilient macroblock rate control for H.264/AVC video coding”, Int.
Conf. on Image Processing (ICIP’2008), San Diego, CA, USA, October 2008 |
|
|
M. Naccari,
M. Tagliasacchi, F. Pereira, S. Tubaro, “No-reference modeling of the
channel induced distortion at the decoder for H.264/AVC video coding”,
Int. Conf. on Image Processing (ICIP’2008), San Diego, CA, USA, October 2008 |
|
|
J. D. Areia,
F. Pereira, W.A.C. Fernando, “Impact of the key frames quality on the
overall Wyner-Ziv video coding performance”, 50th International
Symposium ELMAR-2008, Zadar, Croatia, September 2008 |
|
|
H.
Oliveira; P. L. Correia; “Supervised Strategies for Cracks Detection in
Images of Road Pavement Flexible Surfaces”, European Signal
Processing Conference (EUSIPCO’2008), Lausanne, Switzerland, August 2008 |
|
|
L.
Yee; P. L. Correia; P.F. Fonseca; A.C. Campos, “I2N2:
A Software for the classification of benthic habitats characteristics”,
European Signal Processing Conference (EUSIPCO’2008), Lausanne, Switzerland,
August 2008 |
|
|
T. Brandão, M.P. Queluz; "No-reference PSNR estimation algorithm for H.264 encoded video sequences", Proc. of European Signal Processing Conference (EUSIPCO’2008), Lausanne, Switzerland, August 2008 |
|
|
J. D. Areia,
J. Ascenso, C. Brites, F. Pereira, “Low complexity hybrid rate control
for lower complexity Wyner-Ziv video decoding”, European Signal
Processing Conference (EUSIPCO’2008), Lausanne, Switzerland, August 2008 |
|
|
F. Pereira, “Analysis
for video coding: moving it from the encoder to the decoder”, invited
talk at the International Conference on Image Analysis and Recognition
(ICIAR), Póvoa de Varzim, Portugal, June 2008 |
|
|
F. Pereira,
C. Brites, J. Ascenso, M. Tagliasacchi, “Wyner-Ziv video coding: a
review of the early architectures and further developments”, IEEE
International Conference on Multimedia & Expo (ICME), Hannover, Germany,
June 2008 |
|
|
C.
Paulo; P. L. Correia, “Traffic Sign Recognition Based on Pictogram
Contours”, Workshop on Image Analysis for Multimedia Interactive
Services (WIAMIS’2008), Klagenfurt, Austria, May 2008 |
|
|
N. Matos, F.
Pereira, “Using MPEG-7 for generic audiovisual content automatic
summarization”, Workshop on Image Analysis for Multimedia Interactive
Services (WIAMIS’2008), Klagenfurt, Austria, May 2008 |
|
|
J. Ascenso,
F. Pereira, “Hierarchical motion estimation for side information
creation in Wyner-Ziv video coding”, The Second International
Conference on Ubiquitous Information Management and Communication
(ICUIMC’08), Suwon, Korea, February 2008 |
|
|
F. Pereira, “Developments
and trends on video coding: is there a xVC virus ?”, invited talk at
The Second International Conference on Ubiquitous Information Management and
Communication (ICUIMC’08), Suwon, Korea, February 2008 |
|
2007 |
|
|
|
F. Pereira, J. Ascenso, C. Brites, “Studying
the GOP size impact on the performance of a feedback channel-based Wyner-Ziv
video codec”, IEEE Pacific Rim Symposium on Image Video and
Technology, Santiago, Chile, Dec. 2007 |
|
|
T. Brandão, M.P. Queluz; “Blind PSNR
estimation of video sequences using quantized DCT coefficient data”,
Picture Coding Symposium , PCS’2007, Lisboa, Portugal, Nov. 2007 |
|
|
X. Artigas, J. Ascenso, M. Dalai, S. Klomp, D.
Kubasov, M. Ouaret, “The DISCOVER codec: Architecture, Techniques and
Evaluation”, Picture Coding Symposium , PCS’2007, Lisboa, Portugal,
Nov. 2007 |
|
|
P. Nunes, G. Pastuszak, A. Pietrasiewicz, F.
Pereira, “Joint bit-allocation for multi-sequence H.264/AVC video
coding rate control”, Picture Coding Symposium , PCS’2007, Lisboa,
Portugal, Nov. 2007 |
|
|
J.
Pedro, L. Ducla Soares, C. Brites, J. Ascenso, F. Pereira, C. Bandeirinha, S.
Ye, F. Dufaux, T. Ebrahimi, “Studying error resilience performance for
a feedback channel based transform domain Wyner-Ziv video codec”,
Picture Coding Symposium , PCS’2007, Lisboa,
Portugal, Nov. 2007 |
|
|
M. Naccari, G. Bressan, M. Tagliasacchi, F. Pereira,
S. Tubaro, “Unequal error protection based on flexible macroblock
ordering for robust H.264/AVC video transcoding”, Picture Coding
Symposium , PCS’2007, Lisboa, Portugal, Nov. 2007 |
|
|
J. D. Areia, C. Brites, J. Ascenso, F. Pereira, “Wyner-Ziv
stereo video coding using a side information fusion approach”, Int. Workshop on Multimedia
Signal Processing (MMSP’07), Chania, Greece, Oct. 2007 |
|
|
C. Brites, F. Pereira, “Encoder rate control
for transform domain Wyner-Ziv video coding”, Proc. of the IEEE
International Conference on Image Processing, ICIP’2007, San Antonio, TX -
USA, Sept. 2007 |
|
|
P. Nunes, F. Pereira, “Improved feedback
compensation mechanisms for multiple video object encoding rate control”,
Proc. of the IEEE International Conference on Image Processing, ICIP’2007,
San Antonio, TX - USA, Sept. 2007 |
|
|
J. Ascenso, F. Pereira, “Adaptive hash-based
side information exploitation for efficient Wyner-Ziv video coding”,
Proc. of the IEEE International Conference on Image Processing, ICIP’2007,
San Antonio, TX - USA, Sept. 2007 |
|
|
T. Sanches, J. Antunes, P. L. Correia, “A
Single Sensor Hand Biometric Multimodal System”, Proceedings of the
15th European Signal Processing Conference, EUSIPCO'2007, Poznan, Poland,
Sept. 2007 |
|
|
P. L. Correia, P.Y. Lau, P. Fonseca, A. Campos, “Underwater
Video Analysis for Norway Lobster Stock Quantification Using Multiple Visual
Attention Features”, Proceedings of the 15th European Signal
Processing Conference, EUSIPCO'2007, Poznan, Poland, Sept. 2007 |
|
|
T. Brandão, M. P. Queluz, “Blind perceptual
quality assessment method for DCT-based encoded images”, Proceedings
of the 15th European Signal Processing Conference, EUSIPCO'2007, Poznan,
Poland, Sept. 2007 |
|
|
M. Tagliasacchi, J. Pedro, F. Pereira, S. Tubaro, “An
efficient request stopping method at the turbo decoder in distributed video
coding”, Proceedings of the 15th European Signal Processing
Conference, EUSIPCO'2007, Poznan, Poland, Sept. 2007 |
|
|
P.Y. Lau, P. L. Correia, “Detection of
Bleeding Patterns in WCE Video using Multiple Features”, Proceedings
of the International Conf. of the IEEE Engineering in Medicine and Biology
Society, EMBC'2007, Lyon, France, Aug. 2007 |
|
|
S. Yamagiwa, L. Sousa, T. Brandão,
“Meta-pipeline: a new execution mechanism for distributed
pipeline processing”, Proc. of International Symp. on Parallel and
Distributed Computing - ISPDC, Hagenberg, Austria, July 2007 |
|
|
C. Paulo, P. L. Correia, “Automatic
Detection and Classification of Traffic Signs”, Proceedings of the
8th Workshop on Image Analysis for Multimedia Interactive Services,
WIAMIS'2007, Santorini, Greece, June 2007 |
|
|
P. L. Correia, P.Y. Lau, P. Fonseca, A. Campos, “Automating
Norway Lobster Counting Using Underwater Video Analysis”, Workshop of
the ICES-FAO Working Group on Fishing Technology and Fish Behaviour,
WGFTFB'2007, Dublin, Ireland, April 2007 |
|
2006 |
|
|
|
E. Martinian, A. Vetro, J. S. Yedidia, J. Ascenso,
A. Khisti, D. Malioutov, “Hybrid Distributed Video Coding Using SCA
Codes” Proc. of the IEEE International Workshop on Multimedia Signal
Processing, Victoria, Canada, October 2006 |
|
|
L. Ducla Soares, F. Pereira, “Spatio-Temporal
Scene Level Error Concealment for Shape and Texture Data in Segmented Video
Content” Proc. of the IEEE International Conference on Image
Processing, ICIP’2006, Atlanta, GA, USA, October 2006 |
|
|
T. Brandão, P. Queluz, “Towards Objective
Metrics for Blind Assessment of Images Quality” Proc. of the IEEE
International Conference on Image Processing, ICIP’2006, Atlanta, GA, USA,
October 2006 |
|
|
C. Brites, J. Ascenso, F. Pereira, “Studying
Temporal Correlation Noise Modeling for Pixel Based Wyner-Ziv Video Coding”,
IEEE International Conference on Image Processing, ICIP'2006, Atlanta, USA,
October 2006 |
|
|
J. Ascenso, C. Brites, F. Pereira, “Content
Adaptive Wyner-Ziv Video Coding Driven by Motion Activity”, IEEE
International Conference on Image Processing, ICIP'2006, Atlanta, USA,
October 2006 |
|
|
M. Tagliasacchi, A. Trapanese, S. Tubaro, J.
Ascenso, C. Brites, F. Pereira, “Exploiting Spatial Redundancy in Pixel
Domain Wyner-Ziv Video Coding”, IEEE International Conference on
Image Processing (ICIP), Atlanta, USA, October 2006 |
|
|
T. Brandão, P. Queluz, “Blind PSNR estimation of video sequences, through non-uniform
quantization watermarking”, International Conference on
Image Analysis and Recognition (ICIAR), Lecture Notes on Computer Science,
Vol. 4141, Póvoa de Varzim, Portugal, September 2006 |
|
|
C. Brites, J. Ascenso, F. Pereira, “Feedback
Channel in Pixel Domain Wyner-Ziv Video Coding: Myths and Realities”,
14th European Signal Processing Conference (EUSIPCO), Florence, Italy,
September 2006 |
|
|
C. Brites, J. Ascenso, F. Pereira, “Improving
Transform Domain Wyner-Ziv Video Coding Performance”, IEEE
International Conference on Acoustics, Speech and Signal Processing (ICASSP),
Toulouse, France, May 2006 |
|
|
M. Tagliasacchi, A. Trapanese, S. Tubaro, J.
Ascenso, C. Brites, F. Pereira, “Intra Mode Decision Based on
Spatio-Temporal Cues In Pixel Domain Wyner-Ziv Video Coding”, IEEE
International Conference on Acoustics, Speech and Signal Processing (ICASSP),
Toulouse, France, May 2006 |
|
|
L. Ducla Soares, F. Pereira, “Spatial Scene
Level Shape Error Concealment for Segmented Video” Proc. of the
Picture Coding Symposium (PCS’2006), Beijing, China, April 2006 |
|
|
C. Brites, J. Ascenso, F. Pereira, “Modeling
Correlation Noise Statistics at Decoder for Pixel Based Wyner-Ziv Video
Coding”, Picture Coding Symposium (PCS'2006), Beijing, China, April
2006 |
|
2005 |
|
|
|
D.
Santos, J. Fazenda, P. Correia, “Using Gait to Recognize People”,
Proc EUROCON – The International Conference on “Computer as a Tool”, Belgrado,
Servia & Montenegro , Nov. 2005 |
|
|
J. Ascenso, C. Brites, F. Pereira, “Motion
Compensated Refinement for Low Complexity Pixel Based Distributed Video
Coding”, IEEE International Conference on Advanced Video and Signal
Based Surveillance (AVSS), Como, Italy, September 2005 |
|
|
L. Natário, C. Brites, J. Ascenso, F. Pereira, “Side
Information Extrapolation for Low-Delay Pixel-Domain Distributed Video
Coding”, International Workshop on Very Low Bitrate Video (VLBV),
Sardinia, Italy, September 2005 |
|
|
A. Trapanese, M. Tagliasacchi, S. Tubaro, J.
Ascenso, C. Brites, F. Pereira, “Improved Correlation Noise Statistics
Modeling in Frame-Based Pixel Domain Wyner-Ziv Video Coding”,
International Workshop on Very Low Bitrate Video (VLBV), Sardinia, Italy,
September 2005 |
|
|
A. Trapanese, M. Tagliasacchi, S. Tubaro, J.
Ascenso, C. Brites, F. Pereira, “Embedding a Block-Based Intra Mode in
Frame-Based Pixel Domain Wyner-Ziv Video Coding”, International
Workshop on Very Low Bitrate Video (VLBV), Sardinia, Italy, September 2005 |
|
|
J. Ascenso, C. Brites, F. Pereira, “Improving
Frame Interpolation with Spatial Motion Smoothing for Pixel Domain
Distributed Video Coding”, 5th EURASIP Conference on Speech and Image
Processing, Multimedia Communications and Services, Slovak Republic, July
2005 |
|
|
L. Ducla Soares, F. Pereira, “Spatial Texture
Error Concealment for Object-based Image and Video Coding,” Proc. of
the EURASIP Conference focused on Signal and Image Processing, Multimedia
Communications and Services, Smolenice, Slovak Republic, June 2005 |
|
2004 |
|
|
|
L. Ducla Soares, F. Pereira, “Combining Space
and Time Processing for Shape Error Concealment” Proc. of the Picture
Coding Symposium (PCS’2004), San Francisco, CA, USA, December 2004 |
|
|
L. Ducla Soares, F. Pereira, “Motion-based
Shape Error Concealment for Object-based Video” Proc. of the IEEE
International Conference on Image Processing (ICIP’2004), Singapore, October
2004 |
|
|
L. Ducla Soares, F. Pereira, “Temporal Shape
Error Concealment for Object-based Video”, Proc. of the International
Symposium on Image/Video Communications over Fixed and Mobile Networks
(ISIVC’2004), Brest, France, July 2004 |
|
|
T. Brandão; M. Sequeira; M. Albuquerque; "Multistage morphology-based license-plate location algorithm", Proc Workshop on Image Analysis for Multimedia Interactive Services (WIAMIS), Lisbon, Portugal, April 2004. |
|
|
M. Sequeira; T. Brandão;
M. Albuquerque; "Evaluation of license plate location
algorithms", Proc Workshop on Image Analysis for Multimedia
Interactive Services (WIAMIS), Lisbon, Portugal, April 2004 |
|
|
L. Ducla Soares, F.
Pereira, “Temporal shape error concealment by global motion
compensation”, 5th International Workshop on Image Analysis for
Multimedia Interactive Services (WIAMIS’2004), Lisboa – Portugal, April 2004 |
|
|
P. Correia, F. Pereira, “Change
detection-based video segmentation for surveillance applications”,
5th International Workshop on Image Analysis for Multimedia Interactive
Services (WIAMISÂ’2004), Lisboa – Portugal, April 2004 |
|
|
P. Nunes, F. Pereira, “Rate
and distortion modeling analysis for mpeg-4 video intra coding”, 5th
International Workshop on Image Analysis for Multimedia Interactive Services
(WIAMISÂ’2004), Lisboa – Portugal, April 2004 |
|
|
J. Ascenso, F. Pereira, “H.264/AVC
fine grain scalability using bitplane coding”, 5th International
Workshop on Image Analysis for Multimedia Interactive Services (WIAMIS’2004),
Lisboa – Portugal, April 2004 |
|
2003 |
|
|
|
F. Pereira, “Content
adaptation: the panacea for usage diversity ?”, in “Visual Content
Processing and Representation”, Lectures Notes in Computer Science, Springer,
pp. 9-12, September 2003 |
|
|
P. Correia; F. Pereira; "Methodology for Objective Evaluation of Video Segmentation", Proc. Visual Communications and Image Processing (VCIP), Lugano, Switzerland, July 2003 |
|
|
P. Fonseca; F. Pereira;
P. L. Correia; "Using MPEG-7 Descriptions to Create Video
Summaries", Proc Transmitting Processing and
Watermarking Multimedia Contents, Bordeaux, France, pp. 71 - 76, April
2003 |
|
|
P. Fonseca; F. Pereira;
"Skin Colour Detection Based on the MPEG-7 Dominant Colour
Descriptor", Proc Picture Coding Symp (PCS).,
Saint-Malo, France, April 2003 |
|
|
P. Fonseca; F. Pereira;
"Automatic Video Summarization Based on MPEG-7 Descriptions",
Proc Workshop on Image Analysis for Multimedia Interactive Services
(WIAMIS 2003), London, United Kingdom, April 2003 |
|
|
P. Correia; F. Pereira;
"A Proposal for the Classification of Video Segmentation
Application Scenarios", Proc Workshop on Image Analysis for
Multimedia Interactive Services (WIAMIS 2003), London, United Kingdom,
pp. 188 - 195, April 2003 |
|
2002 |
|
|
|
L. Soares; F. Pereira;
"Adaptive Shape-Texture Intra Coding Refreshment for Error
Resilient Object-Based Video", Proc IEEE Workshop on
MultiMedia Signal Processing - MMSP, St. Thomas, Virgin Islands, Dec.
2002 |
|
|
M. P. Queluz.; T.
Brandão; A. J. Rodrigues; "Signal Combining Techniques for Video
Watermarking Extraction", Proc IEEE Workshop on MultiMedia Signal
Processing - MMSP, St. Thomas, United States, Dec. 2002 |
|
|
F. Pereira; "MPEG-21
framework: more than just multimedia technologies", Proc European
Symposium on Intelligent Technologies, Hybrid Systems and their
implementation on Smart Adaptive Systems, Albufeira, Portugal, Sept. 2002 |
|
|
L. D. Soares; F. Pereira;
"Shape Refreshment Need Metric for Object-Based Resilient Video
Coding", Proc IEEE International Conf. on Image Processing -
ICIP, Rochester, United States, Vol. 1, pp. 173 - 176, Sept. 2002 |
|
|
L. D. Soares; F. Pereira;
"Texture Refreshment Need Metric for Resilient Object-based Video
Coding", Proc IEEE International Conf. on Multimedia and Expo
- ICME, Lausanne, Switzerland, Aug. 2002 |
|
|
F. Pereira; "MPEG-4 and MPEG-7: audiovisual standards for the XXIst century?", Proc The International Festival for Digital Images - IMAGINA, Monte Carlo, Monaco, Feb. 2002 |
|
2001 |
|
|
|
J. Valentim; P. Nunes; F. Pereira; "An Alternative Complexity Model for the MPEG-4 Video Verifier Mechanism", Proc IEEE International Conf. on Image Processing - ICIP, Thessaloniki, Greece, Vol. I, pp. 461 - 464, Oct. 2001 |
|
|
T. Brandão, M.P. Queluz,
A. Rodrigues, “On the use of Error Correction Codes in Spread Spectrum
Based Image Watermarking”, IEEE Pacific-Rim Conference on Multimedia
Special Session on Watermarking, Beijing, China, Oct. 2001 |
|
|
F. Pereira; "MPEG-21
standard: why an open multimedia framework ?", Proc International
Workshop on Interactive Distributed Multimedia Systems, Lancaster, United
Kingdom, Sept. 2001 |
|
|
J. Rocha, M.P. Queluz, “Integration
of Census Data, Remote Sensing and GIS Techniques for Land Use/Cover Classification”,
8th International Symposium on Remote Sensing, Toulouse, France, Sept. 2001 |
|
|
M.P. Queluz, T. Brandão,
A. Rodrigues, “Diversity enhancement of coded spread spectrum video
watermarking”, 4th International Symposium on Wireless Personal
Multimedia Communications (WPMC'01), Aalborg, Denmark, Sept. 2001, pp.
417-422 |
|
|
J. Valentim; P. Nunes; F.
Pereira; "Evaluating MPEG-4 video decoding complexity",
Proc Workshop and Exhibition on MPEG-4, San Jose, United States, June
2001 |
|
|
P. L. Correia; F.
Pereira; "Standalone Objective Evaluation of Segmentation Quality",
Proc Workshop on Image Analysis for Multimedia Interactive Services WIAMIS,
Tampere, Finland, May 2001 |
|
|
T. Brandão, M.P. Queluz,
A. Rodrigues, “Performance Improvement of Spatial Watermarking Through
Efficient Non-binary Channel Coding”, IS&T/SPIE - Electronic
Imaging01 - Security and Watermarking of Multimedia Contents III, San Jose,
USA, Jan. 2001 |
|
|
P. Nunes; F. Pereira;
"Scene Level Rate Control Algorithm for MPEG-4 Video Encoding",
Proc Visual Communications and Image Processing VCIP, San Jose, United
States, Vol. 4310, pp. 194 - 205, Jan, 2001 |
|
2000 |
|
|
|
F. Pereira; "MPEG-7:
multimedia content description standard", Proc Korean Telecom
International Symp., Seoul, Korea, South, Oct. 2000 |
|
|
P. Nunes; F. Pereira; "MPEG-4
Compliant Video Encoding: Analysis and Rate Control Strategies",
Proc Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove,
United States, Oct. 2000 |
|
|
L. Ducla Soares, S. Adachi, F. Pereira, “Influence of Encoder Parameters on the Decoded Video Quality for MPEG-4 over W-CDMA Mobile Networks”, Int. Conference on Image Processing (ICIP), Vancouver, Canada, September10-13, 2000 |
|
|
P. Correia, F. Pereira, “Objective Evaluation of Relative Segmentation Quality”, Int. Conference on Image Processing (ICIP), Vancouver, Canada, September10-13, 2000 |
|
|
F. Marqués, B. Marcotegui, F. Zanoguera, P. Correia, R. Mech, M. Wollborn, “Partition-Based Image Representation as Basis for User-Assisted Segmentation”, Int. Conference on Image Processing (ICIP), Vancouver, Canada, September10-13, 2000 |
|
|
F. Pereira, “Visual Data
Representation: Recent Achievements and Future Developments”,
EUSIPCO'2000, Tampere, Finland, 5-8 September, 2000 |
|
|
P. Correia, F. Pereira, “Estimation of Video ObjectÂ’s Relevance”, EUSIPCO'2000, Tampere, Finland, 5-8 September, 2000 |
|
|
C. Zibreira; F. Pereira; "Image
description and retrieval using MPEG-7 shape descriptors", Proc European
Conf. on Research and Advanced Technology for Digital Libraries, Lisboa,
Portugal, Sept. 2000 |
|
|
M.P. Queluz and P. Lamy, "Spatial
Watermark for Image Verification", IST&SPIE - Electronic
Imaging 2000, San Jose, January 2000 |
|
1999 |
|
|
|
F. Pereira, "The MPEG-7
standard: a challenge to describe multimedia information",
invited speech at European Workshop on Content-Based Multimedia Indexing
(CBMI’99), Toulouse – France, October 1999 |
|
|
B. Marcotegui, P. Correia, F.
Marques, R. Mech, R. Rosa, M. Wollborn and F. Zanoguera, "A Video
Object Generation Tool Allowing Friendly User Interaction",
ICIP'99, Kobe, Japan, October 25-28, 1999 |
|
|
P. Salembier, N. O'Connor, P.
Correia and F. Pereira, "Hierarchical Visual Description Schemes
for Still Images and Video Sequences", ICIP'99, Kobe, Japan,
October 25-28, 1999 |
|
|
S. Adachi, L. Ducla Soares, "A Study on Optimal Parameters for Error
Resilience Tools of MPEG-4 Video", Proc. of Picture Coding
Symposium of Japan 1999 (PCSJ99), pp. 55-56, September 1999 (in Japanese) |
|
|
N. E. O'Connor, P. Salembier, P.
Correia, L. Ward; "The DICEMAN Description Schemes for Still Images
and Video Sequences", WIAMIS'99 - Workshop on Image Analysis for
Multimedia Interactive Services, Berlin, Germany, 31 May - 1 June 1999, pp.
149-152 |
|
|
B. Marcotegui, P. Correia, F.
Marques, R. Mech, R. Rosa, M. Wollborn, F. Zanoguera; "VOGUE: The
MoMuSys Video Object Generator with User Environment", WIAMIS'99
- Workshop on Image Analysis for Multimedia Interactive Services, Berlin,
Germany, 31 May - 1 June 1999, pp. 25-28 |
|
|
P. Nunes, F. Pereira, "Object-based
rate control for the MPEG-4 visual simple profile", Workshop on
Image Analysis for Multimedia Interactive Services’ 99 (WIAMIS'99), Berlin -
Germany, May 1999 |
|
|
M. P. Queluz, "Content-Based
Integrity Protection of Digital Images", "IS&T/SPIE
- Electronic ImagingÂ’99 - Security and Watermarking of Multimedia
Contents", San Jose, January 1999 |
|
|
F.Pereira, "MPEG-7:
a standard for describing audiovisual information", invited talk
at Colloquium on Multimedia databases and MPEG-7, London – UK, January 1999 |
|
1998 |
|
|
|
G. Abrantes, F. Pereira, "Interactive analysis for MPEG-4 facial models configuration", Eurographics’98, Lisbon – Portugal, September 1998 |
|
|
L. Ducla Soares, F.
Pereira, "MPEG-4: A Flexible Coding Standard for the Emerging
Mobile Multimedia Applications", Proc. of the
International Symposium on Personal, Indoor, and Mobile Radio Communications
1998 (PIMRC’98), Boston, Ma., September 1998 |
|
|
P. Correia, F. Pereira;
"User Interaction in Content-Based Video Coding and Indexing",
Proceedings of EUSIPCO'98, Rhodes, Greece, September 1998 |
|
|
L. Ducla Soares, F.
Pereira, "An Alternative to the MPEG-4 Object-Based Error
Resilient Video Syntax", Proc. of the International
Conference on Image Processing 1998 (ICIP’98), Chicago, Il., October 1998 |
|
|
P. Correia, F. Pereira;
"Proposal for an Integrated Video Analysis Framework",
Proc. of the International Conference on Image Processing 1998 (ICIP’98),
Chicago, Il., October 1998 |
|
|
M. P. Queluz, "Towards
Robust, Content-Based Techniques for Image Authentication", 1998
IEEE Second Workshop on Multimedia Signal Processing, pp. 297-302, Los
Angeles, December 1998 |
|
1997 |
|
|
|
P. Correia, F. Pereira,
"Video analysis for coding: objectives, features and methods",
2nd Erlangen Symposium 'Advances in Digital Image Communication’,
Erlangen - Germany, April 1997 |
|
|
G. Abrantes, F. Pereira,
"3D facial animation using the MPEG-4 SNHC verification model",
ECMAST’97 Workshop on SNHC, Milan - Italy, May 1997 |
|
|
P. Correia, F. Pereira,
"Segmentation of video sequences in a video analysis framework",
Workshop on Image Analysis for Multimedia Interactive Services,
Louvain-La-Neuve, Belgium, June 1997 |
|
|
F. Pereira, "Very
low bitrate video: the content-based approach", Workshop on
Coding Techniques for Very Low Bit-rate Video, Linkoping - Sweden, July 1997 |
|
|
G. Abrantes, F. Pereira,
"An MPEG-4 SNHC compatible implementation of a 3D facial animation
system", Int. Workshop on Synthetic-Natural Hybrid Coding and
Three Dimensional Imaging, Rodes - Greece, September 1997 |
|
|
P. Nunes, F. Pereira,
"Rate control for scenes with multiple arbitrarily shaped video
objects", Picture Coding Symposium’97, Berlin - Germany,
September 1997 |
|
|
P. Nunes, F. F. Pereira
Marques, "Multi-grid chain coding of binary shapes",
1997 Int. Conference on Image Processing, Santa Barbara - USA, October 1997 |
|
|
F. Pereira, "MPEG-7:
a standard for content-based audiovisual description", invited
speech in Sec. Int. Conference on Visual Information Systems
(VISUAL’97), San Diego - USA, December 1997 |
|
1996 |
|
|
|
F. Pereira, "MPEG-4:
a new challenge for the representation of audio-visual information",
keynote speech no Picture Coding Symposium, Melbourne - Australia,
March 1996 |
|
|
L. Torres, M. Kunt, F.
Pereira, "Second generation video coding schemes and their role in
MPEG-4", European Conference on Multimedia Applications,
Services and Techniques, Louvain-La-Neuve - Belgium, May 1996 |
|
|
P. Nunes, F. Pereira,
"Boundary detection in textured images using Markov random fields
modeling", IMAGECOM’96, Bordeaux - France, May 1996 |
|
|
F. Pereira, "The
MPEG-4 standard: evolution or revolution ?", Survey
lecture in Radio Science and Telecommunications’ 96, Lulea - Sweden, June
1996 |
|
|
F. Pereira, "Very
low bitrate video coding and MPEG-4: still a good relation",
VIII European Signal Processing Conference, Trieste - Italy, September 1996 |
|
1995 |
|
|
|
F. Pereira, R. Koenen,
"New trends on the standardization of multimedia information",
International Conference on Multimedia Communications, Southampton - UK,
April 1995 |
|
|
F. Pereira, "MPEG-4
testing", MPEG-4 Workshop, Brussels - Belgium, July 1995 |
|
|
F. Pereira, "MPEG-4
- The new kid on the block", Second Annual European Video and
Image Compression Conference, London - UK, November 1995 |
|
|
R. Koenen, F. Pereira, "MPEG-4:
a new way towards multimedia mobile communications", RACE Mobile
Telecommunications Summit, Cascais - Portugal, November 1995 |
|
1994 |
|
|
|
F. Pereira, "A
mobile audio-visual terminal for the DECT system", MELECON'94,
Antalya - Turkey, April 1994 |
|
|
F. Pereira, "What
is happening with very low bitrate audio-visual coding", RACE
Mobile Workshop, Amsterdam - Netherlands, May 1994 |
|
|
R. Koenen, F. Pereira,
"MPEG-4 requirements", Very Low Bitrate Coding /
MPEG-4 Workshop, Brussels - Belgium, July 1994 |
|
|
M. P. Queluz, B. Macq,
"A Split-and-Merge Motion Estimation/Compensation Technique for Very-Low
Bitrate Image Coding", International Workshop on Coding Techniques
for VLBR, Essex, England, 1994 |
|
|
M.P. Queluz, X. Marichal
and B. Macq, "Efficient Entropy Coding of Tree Data Structures",
Picture Coding Symposium, Sacrament, USA, 1994 |
|
|
B. Macq, X. Marichal,
M.P. Queluz, "Entropy Coding of Tree Decompositions", 15o.
Symposium on Information Theory in the Benelux, Louvain-la-Neuve, Belgium,
1994 |
|
|
O. Bruyndonckx, E.
Hanssens, B. Macq, X. Marichal, M.P. Queluz and B. Simon, "Coding on
multigrids image sequences", WIASIC'94, October 18-19, Berlin,
Germany, 1994 |
|
1993 |
|
|
|
D. Lappe, S. Panis, F.
Pereira, M. Roser, D. Schinkel, D. Thoreau, "A proposal for a
reference model for mobile video communication", Picture Coding
Symposium 93, Lausanne - Switzerland, March 1993 |
|
|
F. Seytter, F. Pereira,
M. Roser, F. Dervaux, "Applications and services for a mobile
audiovisual environment", Picture Coding Symposium 93, Lausanne
- Switzerland, March 1993 |
|
|
C.Pires, S.Battista,
F.Pereira, " Adaptive coding of motion compensated CCIR 601 images",
IMAGE'COM 93, Bordeaux - France, March 1993 |
|
|
F.Pereira, D.Cortez,
P.Nunes, "Mobile videotelephone communications: the CCITT H.261
chances", EUROPTO - Conference on Image Communications and Video
Compression, Berlin - Germany, April 1993 |
|
|
M.Sequeira, F.Pereira,
"Global motion compensation and motion vector smoothing in an
extended H.261 recommendation", EUROPTO - Conference on Image
Communications and Video Compression, Berlin - Germany, April 1993 |
|
|
F. Seytter, F.Pereira,
M.Roser, F.Dervaux, "Services and requirements for a mobile
audio-visual terminal", Workshop on Mobile Communications, Metz-France,
June 1993 |
|
|
M.M.Sequeira, F.Pereira, "Knowledge-based
videotelephone sequence segmentation", Visual Communications and
Image Processing' 1993, Cambridge-USA, November 1993 |
|
|
Macq, S. Comes, J.Y.
Mertes, M.P. Queluz, B. Van Caillie, "Signal-adapted Wavelet
Coding of Moving Pictures", Picture Coding Symposium, Lausanne,
Switzerland, 1993 |
|
|
M.P. Queluz, H. Shi,
"Image Sequence Coding Using Wavelet Transform and Finite-State
Vector Quantization", IEEE workshop on Circuits, Systems and
Signal Processing, Houthalen, Belgium, 1993 |
|
|
Macq, M.P. Queluz, H.
Shi, "Perceptual Vector Quantization in the Transform Domain",
IEEE workshop on Circuits, Systems and Signal Processing, Houthalen, Belgium,
1993 |
|
|
B. Macq, S. Comes, J.Y.
Mertens, M.P. Queluz, "Signal-Adapted Transform Coding of
Sequences", Visual Communications and Image Processing'1993, Boston,
USA, 1993 |
|
|
M.P. Queluz, B. Simon, B.
Macq, "Towards a Spatio-Temporal Segmentation Technique for
Very-Low Bitrate Video Coding", COST 211-ter Workshop, Hannover,
Germany, 1993 |
|
1992 |
|
|
|
F.Pereira, C.Salema,
"Cell loss resilience for B-ISDN video communications",
Workshop on Broadband Communications, Estoril-Portugal, January 1992 |
|
|
C.Pires, S.Battista,
F.Pereira, C.Salema, "MPEG picture coding standards: an evolution
towards computer image applications", COMPUGRAPHICS'92 - Second.
Int. Conf. on Computational Graphics and Visualization Techniques,
Lisbon-Portugal, December 1992 |
|
|
M. P. Queluz, B. Macq,
"An Improved Block-Matching, Region Oriented Motion Compensation
Technique", 13o. Symposium on Information Theory in the Benelux,
Enschede, The Netherlands, 1992 |
|
|
M.P. Queluz, "A
3-Dimensional Subband Coding Scheme with Motion-Adaptive Subband Selection",
EUSIPCO'92, Brussels, Belgium, 1992 |
|
|
M.P. Queluz, B. Macq,
"Signal-adapted Motion Compensation for Video Compression",
ISSSE'92, Paris, France,1992 |
|
1991 |
|
|
|
C.Pires, J.Afonso, F.Pereira, "Progressive still image coding: transform analysis", MELECON'91, Lubliana, May 1991 |
|
|
J.Afonso, C.Pires, F.Pereira, C.Salema, "Efficient ordering of block transform coefficients for image compression techniques", VI Simposium de la Union Cientifica Internacional de Radio, Cáceres-Spain, September 1991 |
|
|
F.Pereira, "Video
communications in the Broadband-Integrated Services Digital Network",
International Conference on Computer Communications'91, Beijing-China,
October 1991 |
|
|
Rodrigues, M.P. Queluz
and J. Rocha, "Optimization of High Impedance Optical Receivers",
Melecon'91, Ljubljana, Yugoslavia, 1991 |
|
|
V. França, C. Mendes, M.
Queluz e C. Salema, "A Station for Capture, Processing and Storing
of Documents", Melecon'91, Ljubljana, Yugoslavia, 1991 |
|
1990 |
|
|
|
F. Pereira, M.Quaglia,
P.Delicati, "A VBR video coding algorithm for digital storage
media", Third International Workshop on Packet Video,
Morristown-USA, March 1990 |
|
|
F. Pereira, L.Masera, "High
quality still picture mode embedded into a hybrid coding scheme",
Picture Coding Symposium, Cambridge-USA, March 1990 |
|
|
F.Pereira, L.Masera, "Constant
quality video coding in ATM networks: an iterative algorithm",
Latvian International Signal Processing Conference, Riga, April 1990 |
|
|
F.Pereira, "Constant
quality video coding on the CCITT H.261 algorithm", IASTED
International Conference on Signal Processing and Digital Filtering,
Lugano-Switzerland, June 1990 |
|
|
F.Pereira, L.Masera,
"Bitrate optimization for fixed picture transmissions with an ATM adapted
CCITT H.261 algorithm", 1990 Bilkent International Conference on
New Trends in Communications, Control and Signal Processing, Ankara-Turkey,
July 1990 |
|
|
F.Pereira, L.Masera,
"Two-layers knowledge based videophone coding", Third
International Workshop on 64 kbit/s Coding of Moving Video,
Roterdam-Netherlands, September 1990 |
|
|
F.Pereira, L.Masera, "An
ATM adapted video coding algorithm using knowledge based techniques",
V European Signal Processing Conference, Barcelona-Spain, September 1990 |
|
|
C.Pires, F.Pereira, J.Afonso, "The emerging JPEG coding standard: performance analysis", V Simposium de la Union Cientifica Internacional de Radio, Vigo-Spain, September 1990 |
|
|
F.Pereira, "The variable bitrate video coding challenge", V Simposium de la Union Cientifica Internacional de Radio, Vigo-Spain, September 1990 |
|
|
F.Pereira, L.Masera,
"Two-layers constant quality video coding for ATM environments",
Visual Communications and Image Processing' 90, Lausanne- Switzerland,
October 1990 |
|
|
F.Pereira, L.Masera,
"Broadband video communications: the constant quality coding question",
International Conference on Integrated Broadband Services and Networks,
London-UK, October 1990 |
|
|
M.P. Queluz and C.
Salema, "Compression Factor and Error Sensitivity of the Modified
READ Method", 1990 Bilkent International Conference on New
Trends in Communication, Control and Signal Processing, Ankara, Turkey, 1990 |
|
|
M.P. Queluz and C.
Salema, "Aspects and Implementation of Group 4 - Class 1 Facsimile
Protocols", 1990 Bilkent International Conference on New Trends
in Communication, Control and Signal Processing, Ankara, Turkey, 1990 |
|
1989 |
|
|
|
F.Pereira, C.Salema,
"Error sensitivity of the Modified Huffman Code",
MELECON'89, Lisbon-Portugal, April 1989 |
|
|
F.Pereira, "HDTV
image coding with constant quality in an Asynchronous Transfer Mode network",
Third International Workshop on HDTV, Turim-Italy, August 1989 |
|
|
F.Pereira, L.Masera,
"An ATM adapted video coding algorithm operating at low bitrates",
Second International Workshop on 64 kbit/s Coding of Moving Video,
Hannover-Germany, September 1989 |
|
|
F.Pereira, L.Masera,
"Constant quality coding in ATM networks: from videophone to HDTV",
Workshop Technology for ATD, Paris-France, October 1989 |
