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PUBLICATIONS: Luis Torres

BOOKS & CHAPTERS        JOURNAL PAPERS        CONFERENCE PAPERS        HOME PAGE

BOOKS & CHAPTERS

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L. Torres, Ed Delp, "Video compression: state of the art and new trends". Chapter of the book “The handbook of video data bases, design and applications”, CRC Press. ISBN 0-8493-7006-X. January 2004.

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J. Cid, F. Díaz, A. Moreno, L. Torres. Procesado de Información en Comunicaciones (in Spanish). In A. Figueiras, editor, Una Panorámica de las Telecomunicaciones. Prentice Hall. ISBN: 84-205-3100-6, January 2002.

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L. Torres, M. Kunt. Editors. Video Coding: The Second Generation Approach. Kluwer Academic Publishers, ISBN: 0 7923 9680 4, January 1996.

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L. Torres, M. Kunt. Second Generation Video Coding Techniques. In L. Torres and M. Kunt, editors, Video Coding: The Second Generation Approach. Kluwer. ISBN: 0 7923 9680 4, January 1996.

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L. Torres, E. Lleida and J.R. Casas. Sistemas Analógicos y Digitales de Televisión (In Spanish). Edicions UPC, ISBN: 84-7653-288-1, September 1993.

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P. Montolio, A. Gasull, E. Monte, L. Torres, and F. Marqués. Analysis and Optimization of the K-Means Algorithm for Remote Sensing Applications. Pattern Recognition and Image Analysis", Series in Machine Perception and Artificial Intelligence, Vol. 1, World Scientific, ISBN 9810208812, 1992. 

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J. Zamora, S. Sallent, L. Torres and P. Muñoz. A New Hybrid Coding Method for Videoconferencing Applications and ISDN Applications. Pattern Recognition and Image Analysis, Series in Machine Perception and Artificial Intelligence, Vol. 1, World Scientific, ISBN 9810208812, 1992.

JOURNAL PAPERS

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C. Guillemot, F. Pereira, L. Torres, T. Ebrahimi, R. Leonardi, J. Ostermann, “Distributed monoview and multiview video coding”, IEEE Signal Processing Magazine, Vol. 24, No. 5, pp. 67 – 76, September 2007

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A. Albiol, L. Torres, E. Delp, "Fully automatic face recognition system using a combined audio-visual approach", IEE Proceedings Vision Image and Signal Processing. Vol. 152, No. 3, pp. 318-326, June 2005

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C. Taskiran, J. Chen, A. Albiol,  L. Torres, C. Bouman, E. Delp, "ViBE: A compressed video database structured for active browsing and search", IEEE Transactions on Multimedia. Vol. 6, no. 1, pp. 103-118, February 2004.

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Albiol, L. Torres, E. J. Delp. “Audio to the rescue”, Optical Engineering Magazine, Vol 4, No. 1, pp. 17-21, January 2004. Invited paper

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L. Torres, J. Vilà. Automatic Face Recognition for Video Indexing Applications. Pattern Recognition (Invited paper), Vol 35/3, pp. 615-625, December 2001.

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D. Gimeno, L. Torres. Efficient Coding of Homogeneous Textures Using Stochastic Vector Quantization and Linear Prediction. IEE Proceedings, Vision, Image and Signal Processing, Vol. 146, No. 3, pages 151 - 158, June 1999.

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L. Torres, J.R. Casas and E. Arias. Stochastic Vector Quantization of Images. Signal Processing, Eurasip, Vol. 62, No. 3, pages 291 - 301, November 1997.

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J.R. Casas, L. Torres. A Region-Based Subband Coding Scheme. Image Communication, Eurasip. Special Issue on MPEG-4, Vol. 10, Nos. 1-2, pages 173 - 200, July 1997.

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M. Domínguez, L. Torres. Analysis and Synthesis of Textures Through the Inference of Boolean Functions. Signal Processing, Eurasip, Vol. 59, pages 1 - 16, May 1997.

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P. Salembier, L. Torres, F. Meyer and C. Gu. Region-based video coding using mathematical morphology. Proceedings of IEEE (Invited paper), 83(6):843-857, June 1995.

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J.R. Casas, L. Torres. Coding of Details in Very Low Bit-rate Video Systems. IEEE Transactions on Circuits and Systems in Video Technology. Special Issue on Very Low Bit Rate Video Coding, Volume 4, pp. 317 - 327, Number 3, June 1994.

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L. Torres, J. Huguet. An Improvement on Codebook Search for Vector Quantization. IEEE Transactions on Communications, Vol. 42, pp. 208 - 210, Number 2/3/4, February 1994.

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L. Torres, E. Arias. Stochastic Generation of the Codebook in Vector Quantization of Images. Information Services & Use, IOS, Vol. 13, pp. 55 - 70, Number 1, 1993.

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L. Torres, L.Kirlin. Adaptive Image Compression Using Karhunen-Loeve Transform. Signal Processing, North-Holland. Vol. 21, pp. 303 - 313, No 4. December 1990.

CONFERENCE PAPERS

2007

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X. Artigas, F.Tarres, and L. Torres “Método para la generación de información lateral multicámara para la codificación distribuida de vídeo” in XII Simposium Nacional de la Unión Científica Internacional de Radio, Tenerife, Spain, 19th-21th September 2007

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X. Artigas, S. Malinowski, C. Guillemot, and L. Torres, “Overlapped quasi-arithmetic codes for Distributed Video Codingg”, IEEE International Conference on Image Processing, San Antonio, Texas, USA, September 2007

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Xavi ARTIGAS, Francesc TARRES, Luis TORRES: "Comparison of Different Side Information Generation Methods for Multiview Distributed Video Coding", International Conference on Signal Processing and Multimedia Applications SIGMAP, Barcelona, Spain, July 2007

2006

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X. Artigas, L. Torres, “An Approach To Distributed Video Coding Using 3D Face Models”, IEEE International Conference on Image Processing, Atlanta, USA, October 2006

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Xavi Artigas, Egon Angeli, and Luis Torres, "Side Information Generation for Multiview Distributed Video Coding Using a Fusion Approach", 7th Nordic Signal Processing Symposium (NORSIG), June 7 - 9, 2006, Reykjavik, Iceland

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X. Artigas, M. Tagliasacchi, L. Torres, S. Tubaro, "A Proposal to Suppress the Training Stage in a Coset-Based Distributed Video Codec", IEEE International Conference on Acoustics Speech and Signal Processing (ICASSP), May 2006, Toulouse, France

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L. Liua, P. Sabria, L. Torres, and E. J. Delp "Error Resilience in Network-Driven Wyner-Ziv Video Coding", Visual Communications and Image Processing,  San Jose, California, USA, 15–19 January 2006

2005

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X. Artigas, M. Tagliasacchi, L. Torres, and S. Tubaro "Analysis of the coset statistics in a Distributed Video Coding Scheme" Workshop on Immersive Communication and Broadcast Systems (ICOB 2005), Berlin, October 2005

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X. Artigas, L. Torres, “Iterative generation of motion-compensated side information for distributed video coding”, IEEE International Conference on Image Processing, Genova, Italy, September 11-14, 2005

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X. Artigas, L. Torres, “Improved signal reconstruction and return channel suppression in Distributed Video Coding systems”, 47th International Symposium ELMAR-2005, Multimedia Systems and Applications, 8-10 June 2005, Zadar, Croatia

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X. Artigas, L. Torres, “A model-based enhanced approach to distributed video coding”, Image Analysis for Multimedia Interactive Services, Wiamis'2005, Montreux, Switzerland, 13-15 de Abril 2005

2004

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C.Taskiran, A. Albiol, L. Torres, E. Delp, “Detection of unique people in news programs using multimodal shot clustering”, IEEE International Conference on Image Processing, Singapore, October 24-27, 2004

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A. Albiol, María José Fullá, A. Albiol, L. Torres, “Detection of TV comercials”, International Conference on Acoustics, Speech and Signal Processing, Montreal, Canada, May 17-21, 2004.

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A. Albiol, L. Torres, E Delp, “Face recognition: when audio comes to the rescue of video”, Image Analysis for Multimedia Interactive Services, Wiamis'2004, Lisboa, Portugal, 21-23 de Abril 2004.

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Alberto Albiol, Maria José Ch. Fulla, Antonio Albiol, Luis Torres “Commercials detection using HMM’s”, Image Analysis for Multimedia Interactive Services, Wiamis'2004, Lisboa, Portugal, 21-23 de Abril 2004.

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L. Torres, “Is there any hope for face recognition? Position paper, Image Analysis for Multimedia Interactive Services, Wiamis'2004, Lisboa, Portugal, 21-23 de Abril 2004.

2003

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R. Piqué, L. Torres “Combining adaptive principal component analysis and a hybrid codec approach for face coding in video sequences”, Picture Coding Symposium, Saint Malo, France, April 23-25, 2003.

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A. Albiol, L. Torres, Ed Delp. The Indexing of Persons in News Sequences Using Audio-visual Data. International Conference on Acoustics, Speech and Signal Processing, Hong-Kong, China, April 6-10, 2003.

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R. Piqué, L. Torres. Efficient Face Coding in Video Sequences Combining Adaptive Principal Component Analysis and a Hybrid Codec Approach. International Conference on Acoustics, Speech and Signal Processing, Hong-Kong, China, April 6-10, 2003.

2002

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A. Albiol, L. Torres, E. Delp. Video Preprocessing for Audio-visual Indexing. Southwest Symposium on Image and Analysis and Interpretation, Santa Fe, USA, April 7-9, 2002.

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E. Acosta, L. Torres, A. Albiol, Ed Delp. An Automatic Face Detection and Recognition System for Video Indexing Applications. International Conference on Acoustics, Speech and Signal Processing, Orlando, USA, May 13-27, 2002.

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A. Albiol, L. Torres, Ed Delp. Video Preprocessing for Audio-visual Indexing. International Conference on Acoustics, Speech and Signal Processing, Orlando, USA, May 13-27, 2002.

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A. Albiol, L. Torres, Ed Delp. Combining Audio and Video for Video Sequence Indexing. IEEE International Conference on Multimedia and Expo, Lausanne, Switzerland, August 26-29, 2002.

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L. Torres, D. Prado. High Compression of Faces in Video Sequences for Multimedia Applications. IEEE International Conference on Multimedia and Expo, Lausanne, Switzerland, August 26-29, 2002.

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L. Torres, D. Prado. A Proposal for High Compression of Faces in Video Sequences Using Adaptive Eigenspaces. IEEE International Conference on Image Processing, Rochester, USA, September 22-25, 2002.

2001

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A. Albiol, L. Torres, Ed Delp. A Fast Anchor Person Searching Scheme in Broadcast News. 3rd International Conference on Audio-and Video-based Biometric Person Authentication, Halmstad, Sweden, June 6-8, 2001.

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A. Albiol, L. Torres, Ed. Delp. An Unsupervised Color Image Segmentation Algorithm for Face Detection Applications. IEEE International Conference on Image Processing, Thessaloniki, Greece, October 7-10, 2001.

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A. Albiol, L. Torres, Ed. Delp. Optimum Color Spaces for Skin Detection. IEEE International Conference on Image Processing, Thessaloniki, Greece, October 7-10, 2001.

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L. Torres, D. Prado. A Proposal for High Compression of Faces in Video Sequences Using Adaptive Eigenspaces. International Workshop on Very Low Bit-rate Video Coding, Athens, Greece, October 11-12, 2001.

2000

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A. Albiol, L. Torres, E. Delp, C. Bouman. A Simple and Efficient Face Detection Algorithm for Video Database Applications. IEEE International Conference on Image Processing, Vancouver, Canada, September 10-13, 2000.

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L. Torres, Ed. Delp. New Trends in Image and Video Compression. X European Signal Processing Conference, Tampere, Finland, September 4-8, 2000.

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L.Torres, L.Lorente, J. Vila. Automatic Face Recognition of Video Sequences Using Self-eigenfaces. International Symposium on Image/video Communication over Fixed and Mobile Networks, Rabat, Morocco, April 17-20, 2000.

1999

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L. Torres, J. Y. Reutter, L. Lorente. The Importance of Color Information in Face Recognition. IEEE International Conference on Image Processing, Kobe, Japan, October 25-28, 1999.

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L. Lorente, L. Torres. Face Recognition of Video Sequences in a MPEG-7 Context using a Global Eigen Approach. IEEE International Conference on Image Processing, Kobe, Japan, October 25-28, 1999.

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Hypermedia consortium. Description of the HYPERMEDIA ACTS-361 Project: Continuous Audiovisual Market in Europe. International Conference on Multimedia Computing and Systems, Florencia, Italy, June 7-11, 1999.

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L. Torres, J. Y. Reutter, L. Lorente. Face Recognition of Video Sequences Using Eigen Color Components. Workshop on Image Analysis for Multimedia Interactive Services, Berlin, Germany, May 31-June 1, 1999.

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Hypermedia consortium. HYPERMEDIA ACTS-361 Project: Continuous Audio-visual Market in Europe. European Conference on Multimedia Applications, Services and Techniques, Madrid, Spain, May 26-28, 1999.

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L.Torres, Ferran Marqués, Luis Lorente, Verónica Vilaplana. Face Location and Recognition for Video Indexing in the Hypermedia Project. European Conference on Multimedia Applications, Services and Techniques, Madrid, Spain, May 26-28, 1999.

1998

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L. Lorente, L. Torres. A Global Eigen Approach for Face Recognition. International Workshop on Very Low Bit-rate Video Coding, Urbana, Illinois, USA, October 8-9, 1998.

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L. Torres, M. Lecha. A Contribution to Video Coding Using Layers. IX European Signal Processing Conference, Rhodes, Greece, September 8-11, 1998. Invited paper.

1997

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L. Torres, D. Gimeno and D. García. SVQ: A Proposal for Still Image Coding in MPEG 4 - SNHC. International Workshop on Synthetic-Natural Hybrid Coding and Three Dimensional Imaging, Rhodes, Greece, September 5-9, 1997.

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L. Torres, D. Gimeno and D. García. Stochastic Vector Quantization of Homogeneous Textures, Core Experiments X1 and Z1 in SNHC - MPEG 4. European Conference on Multimedia Applications, Services and Techniques, pages 755 - 769, Milano, Italy, May 19-23, 1997.

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L. Torres, D. García and A. Mates. A Robust Motion Estimation and Segmentation Approach to Represent Moving Images with Layers. International Conference on Acoustics, Speech and Signal Processing, pages IV 2981 - IV 2984, Munich, Germany, April 21-24, 1997.

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L. Torres, D. García and A. Mates. On the Use of Layers for Video Coding and Object Manipulation. 2nd Erlangen Symposium, Advances in Digital Image Communication, Erlangen, Germany, pages 65 -73, April 25, 1997.

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L. Torres. Second Generation Image and Video Compression Schemes in the Framework of MPEG 4: A Review and New Contributions. 2nd International Workshop of TEMPUS - TELECOMNET Project, pages 65 - 105, Bratislava, Eslovaquia, 3 - 5 February, 1997. Invited paper.

1996

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L. Torres, M. Mora and J.R. Casas. Prediction Error Image Coding Using a Modified Stochastic Vector Quantization Scheme. IEEE International Conference on Image Processing, pages III 451 - IV 454, Lausanne, Switzerland, September 16 - 19, 1996.

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J.R. Casas, L. Torres. A Feature-based Subband Coding Scheme. IEEE International Conference on Acoustics, Speech and Signal Processing, Atlanta, USA, May 7 - 10, 1996.

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J.R. Casas, L.Torres. Strong Edge Features for Image Coding. International Symposium on Mathematical Morphology and its Applications to Image and Signal Processing III, Atlanta, USA, May 11 - 13, 1996.

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L.Torres, M. Kunt and F. Pereira. Second Generation Video Coding Schemes and their Role in MPEG-4. European Conference on Multimedia Applications, Services and Techniques, pages 799 - 824, Louvain-la-Neuve, Belgium, May 28-30, 1996. Invited paper.

1995

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J.R. Casas, P. Salembier, and L. Torres. Morphological interpolation for texture coding. In IEEE International Conference on Image Processing, ICIP'95, volume I, pages 526-529, Washington DC, USA, October 1995.

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L. Torres, J. R. Casas and J. Campins. An Efficient Technique of Texture Representation in Segmentation-based Image Coding Schemes. IEEE International Conference on Image Processing, pages III 588 - III 591, Washington D.C., USA, October 23 - 25, 1995.

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L. Torres, J. R. Casas. New Approaches to Texture Coding in Segmentation and Feature-Based Image Coding Schemes. International Conference on Digital Signal Processing, pages 12 - 17, Limassol, Cyprus, June 26 -28, 1995. Invited paper.

1994

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D. Gimeno, L.Torres, J.R. Casas. A New Approach to Texture Coding Using Stochastic Vector Quantization. IEEE International Conference on Image Processing, Austin, USA, November 13 - 16, 1994.

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J.R. Casas, L. Torres. Morphological Filter for Lossless Image Subsampling. IEEE International Conference on Image Processing, Austin, USA, November 13 - 16, 1994.

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J.R. Casas, L. Torres. Feature-Based Video Coding Using Mathematical Morphology. VII European Signal Processing Conference, Edinburgh, Scotland, September 13-16, 1994.

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J.R. Casas, L. Torres. Coding of Significant Features in Very Low Bit-Rate Video Systems. SPIE's Visual Communications '94, Chicago, USA, September 25 - 28, 1994. Invited paper.

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L. Torres, J.R. Casas and S. de Diego. Segmentation Based Coding of Textures Using Stochastic Vector Quantization. International Conference on Acoustics, Speech and Signal Processing, pp. V-553 - V-556, Adelaide, Australia, April 19-22, 1994.

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J.R. Casas, L. Torres. Residual Image Coding Using Mathematical Morphology. International Conference on Acoustics, Speech and Signal Processing, pp. V-597 - V-600, Adelaide, Australia, April 19-22, 1994.

1993

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MORPHECO, UPC - CMM - EPFL - LEP. Morphological Segmentation Based Coding of Image Sequences. COST 211 ter Workshop on New Techniques for Coding of Video Signals at Very Low Bit Rates, Hannover, December 1-2, 1993.

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J.R. Casas, L. Torres and M. Jareño. Efficient Coding of Residual Images. SPIE's Visual Communications '93, pp. 694 - 705, Cambridge, MA, USA, November 8-11, 1993.

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P. Salembier, L. Torres, M. Pardàs, F. Marqués, P. Hierro, and A. Gasull. Morphological segmentation-based coding of image sequences. In ELSEVIER, editor, European Conference on Circuits Theory and Design (Invited paper), volume II, pages 1245-1250, Davos, Switzerland, August 1993.

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L. Torres, P. Salembier, F. Marqués, and P. Hierro. Image coding for storage and transmission based on morphological segmentation. In International Symposium on Video Communications and Fiber Optics Services, EUROPTO, Berlin, Germany, April 1993.

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L. Torres, J. Salillas. Improvements on Stochastic Vector Quantization of Images. International Conference on Acoustics, Speech and Signal Processing, Minneapolis, USA, April 27-30, 1993.

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L. Torres, J. Salillas. Advances in Stochastic Vector Quantization of Images. Picture Coding Symposium, Lausanne, Switzerland, March 17-19, 1993.

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M. Pardàs, P. Salembier, and L. Torres. 3D morphological segmentation for image sequences. In IEEE Winter Workshop on Nonlinear Signal Processing, pages 6.1/3.1-3.6, Tampere, Finland, January 1993.

1992

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A. Gasull, F. Marqués, A. Fernández and L. Torres. Non-Linear Techniques for Image Interpolation. VI European Signal Processing Conference, Brussels, August 24-27, 1992.

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M. Pardàs, J.Serra and L. Torres. Connectivity Filters for Image Sequences. Image Algebra and Morphological Image Processing, SPIE International Symposium on Optical Applied Science and Engineering, San Diego, USA, July 19-24, 1992.

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J.R. Casas, A. Hillion, C.Roux, A.Gasull and L.Torres. Fuzzy Classification of Remote Sensing Images: a Pseudocolor Representation of Fuzzy Partitions. Neural and Stochastic Methods in Image and Signal Processing, SPIE International Symposium on Optical Applied Science and Engineering, San Diego, USA, July 19-24, 1992.

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L. Jofre, J.M. Rius, A. Broquetas, L. Torres, V. Casares, J.L. Melús and R. Alcubilla. Supercomputation Possibilities in Telecommunication Engineering", Catsupercomp, Barcelona, May 27-28, 1992.

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L.Torres, E. Arias. Stochastic Vector Quantization of Images. International Conference on Acoustics, Speech and Signal Processing, San Francisco, USA, March 23-26, 1992.

1991

bulletF. Marqués, A. Gasull and L. Torres. Minimización del Número de Puntos Necesarios para la Representación de Imágenes Binarias Mediante su Esqueleto Morfológico (In Spanish). IV Reunión de Trabajo en Procesamiento de la Información y Control RPIC '91, Buenos Aires, Argentina, 18-22 Noviembre 1991.

1990 & Before

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A.Gasull, F.Marqués and L.Torres. Contour Extraction and Image Preprocessing of Echocardiographic Images Using Radial Analysis and Fourier Series. Latvian Signal Processing International Conference. Riga, USSR, April 1990.

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S.Sallent, L.Torres and L.Gils. Three Dimensional Laplacian Pyramid Image Coding. V European Signal Processing Conference, Barcelona, September 18-21, 1990.

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S.Sallent, L. Torres and L.Gils. Three Dimensional Adaptive Laplacian Pyramid Image Coding SPIE, Visual Communications and Image Processing '90, Lausanne, October 1-4, 1990.

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J. Huguet, L. Torres. Fast Codebook Search Algorithm in Vector Quantization. SPIE, Visual Communications and Image Processing '90, Lausanne, October 1-4, 1990.

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L.Torres, A.Gasull. Temporal Automatic Edge Detection of Echocardiographic Images International Conference on Acoustics, Speech and Signal Processing. Albuquerque, USA, April 3-6, 1990.

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L.Torres, E.Sangrá, A.Gasull and S.Sallent. A New Algorithm for Automatic Border Detection of Two-Dimensional Echocardiographic Images. III International Workshop on Time-Varying Image Processing and Moving Recognition, Florence, May 29-31, 1989.

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L.Torres, R. Alquezar, A.Gasull, S.Sallent, F.Marqués and J.Vidal. Classical Methods of Left Ventricular Contour Extraction and Preprocessing of Echocardiographic Images : A Review. Ultrasonics International 89, Madrid July 3-7, 1989.

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A.Gasull, R.Alquezar, L.Torres, S.Sallent, F.Marqués, J.Vidal and E.Sangrá. Automated Left Ventricular Contour Extraction and Volume Calculation from Echocardiographic Images Ultrasonics International 89, Madrid, July 3-7, 1989.

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S.Sallent, L.Torres. An Adaptive Pyramid Image Coding System". International Conference on Acoustics, Speech and Signal Processing. New York, April 11-14, 1988.

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L.Torres, R.L. Kirlin, Ll. Arrojo and S.Sallent. Adaptive Karhunen-Loeve Coding of Noisy Images. EUSIPCO 88. Fourth European Signal Processing Conference. Grenoble, September 5-9, 1988.

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S.Sallent, L.Torres and A.Triola . A Block Adaptive Pyramid Coding System. EUSIPCO 88. Fourth European Signal Processing Conference. Grenoble, September 5-9, 1988.

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S.Sallent, L.Torres. A Non-Rectangular Pyramid Coding System". EUSIPCO 88. Fourth European Signal Processing Conference. Grenoble, September 5-9, 1988.

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L.Torres, R.L. Kirlin. A New Adaptive Method for Image Compression Using Karhunen-Loeve Transform. International Conference on Acoustics, Speech and Signal Processing. Dallas, April 6-9 1987.

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L.Torres, R.L.Kirlin. A Method for Data Compression with Noise Elimination. Pattern Recognition and MultiSpectral Remote Sensing Miniconference. Utah State University, May 8-9, 1986. Logan, Utah. Invited paper.

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