Creating and sharing knowledge for telecommunications
... Joao Miguel Duarte Ascenso

Researcher

João Ascenso

Academic position: Assistant Professor
Joining date: 01-01-1999
Roles in IT: Researcher
Scientific Area: Networks and Multimedia
Group: Multimedia Signal Processing – Lx

Email: Send Email
Address: IT – Lisboa
Instituto Superior Técnico - Torre Norte - Piso 10
Av. Rovisco Pais, 1
1049 - 001 Lisboa
Tel: +351 21 841 84 54
Fax: +351 21 841 84 72

Personal page


Scientific Achievements

  • PhD, Instituto Superior Técnico, 01-01-2010
  • MSc, Instituto Superior Técnico, 18-12-2003
  • Licenciatura, Instituto Superior Técnico, 19-01-2000
  • video coding
  • video analysis
  • video streaming
  • image indexing and retrieval
  • Image descriptors
  • Instituto Superior Técnico, 01-04-2014, -
  • IEEE - Institute of Electrical and Electronics Engineers, 01-01-2002, -
  • Redes e Serviços de Comunicação Multimédia, Instituto Superior de Engenharia de Lisboa, Mestrado em Engenharia de Electrónica e Telecomunicações (MEET) e Mestrado em Engenharia Informática e de Computadores (MEIC)
  • Redes de Computadores, Instituto Superior de Engenharia de Lisboa, Licenciatura em Engenharia de Electrónica e Telecomunicações e de Computadores (LEETC) e Licenciatura em Engenharia de Redes de Comunicação e Multimédia (LERCM)
  • Introdução às Redes de Computadores, Instituto Superior Técnico, Licenciatura Engenharia de Telecomunicações e Informática
  • Arquitecturas de Redes, Instituto Superior Técnico, Licenciatura Engenharia Telecomunicações e Informática
  • Segurança em Redes de Computadores, Instituto Superior de Engenharia de Lisboa, Mestrado em Engenharia de Electrónica e Telecomunicações (MEET) e Mestrado em Engenharia Informática e de Computadores (MEIC)
  • Redes de Internet, Instituto Superior de Engenharia de Lisboa, Mestrado em Engenharia de Electrónica e Telecomunicações (MEET) e Mestrado em Engenharia Informática e de Computadores (MEIC)
  • Programação, Instituto Superior Técnico, Mestrado Integrado em Engenharia Electrotécnica e de Computadores
Supervision of theses
  • Extracting distinctive features from light-field images , MSc Student, José Maria Abecasis Teixeira, 04-2016
  • Video streaming over a IEEE 802.11n wireless network, MSc Student, Gonçalo Barreira, 11-2011
  • Video authentication for H.264/AVC, MSc Student, Marcos Salvador, 11-2011
Co-Supervision of theses
  • Combined predictive-distributed video coding, PhD Student, Xiem HoangVan, 10-2015
  • No-reference Quality Assessment of Free Viewpoint Video, MSc Student, Fábio Freire Rodrigues, 12-2017
  • 3D Video - Objective Quality Assessment Metrics, MSc Student, Miguel António Perdigão de Oliveira, 12-2017
  • Omnidirectional (360V) Video Streaming over Wireless Networks, MSc Student, Francisco Garção Lopes, 11-2017
  • Dynamic 3D Point Cloud Compression, MSc Student, Miguel Branco Roque Nazaré Ferreira, 11-2017
  • Light Fields Imaging Coding, MSc Student, João Pedro de Carvalho Barreira Garrote, 10-2017
  • Making 3D-HEVC Cleverer for Super Multiview Displays, MSc Student, Luís Miguel Domingos Nunes, 10-2017
  • Graph-based Point Cloud Compression, MSc Student, Paulo Jorge Robert de Oliveira Rente, 10-2017
  • Omnidirectional Video Coding, MSc Student, Guilherme Filipe Gonçalves Luz, 04-2017
  • Light Field based 360º Panoramas, MSc Student, André Alexandre Rodrigues Oliveira, 11-2016
  • Quality of Experience in DASH based video streaming services, MSc Student, João da Fonseca Ferreira, 10-2016
  • HEVC Cross Segment Decoding, MSc Student, Alexandre da Silva Pratas Gabriel, 04-2016
  • Codificação de Informação Holográfica, MSc Student, José Pedro Quadrilheiro Peixeiro, 04-2016
  • Statistical Reconstruction for Predictive Video Coding , MSc Student, Vítor Hugo Nunes Gomes, 05-2014
  • Distributed Video Coding with Geometric Transforms, MSc Student, Pedro Monteiro, 03-2013
  • Bit-depth scalable distributed video coding, MSc Student, Vasco Nascimento, 03-2013
  • F. Pereira, C. Brites, J. Ascenso, Distributed video coding: basics, codecs and performance, Chapter in, Distributed source coding: theory, algorithms and applications, Michael Gastpar and Pier Luigi Dragotti, Academic Press, 2009
  • F. Pereira, J. Ascenso, C. Brites, P. Fonseca, J. Baltazar, Evolution and challenges in multimedia representation technologies, Chapter in, A portrait of state-of-the-art research at the Technical University of Lisbon, M. Oom de Seabra Pereira, Springer, 2007
  • A. Javaheri, C. Brites, F. Pereira, J. Ascenso, Subjective and objective quality evaluation of 3D point cloud denoising algorithms, IEEE International Conference on Multimedia & Expo Workshops ICMEW, Hong Kong, Hong Kong, Vol., pp. 1 - 6, July, 2017 | BibTex
  • J. Ascenso, F. Pereira, C. Brites, Lisbon Landmark Lenslet Light Field Dataset: Description and Retrieval Performance, International Workshop on Content-Based Multimedia Indexing - CBMI, Florence, Italy, Vol., pp. -, June, 2017,
    | Abstract
    | BibTex
  • J. A. Teixeira, C. Brites, F. Pereira, J. Ascenso, Lisbon Landmark Lenslet Light Field Dataset: Description and Retrieval Performance, International Workshop on Content-Based Multimedia Indexing - CBMI, Florence, Italy, Vol., pp. -, June, 2017,
    | Abstract
    | BibTex
  • N. Monteiro, C. Brites, F. Pereira, J. Ascenso, Multi-view Distributed Coding and Selection of Local Binary Features, IEEE International Conf. on Multimedia and Expo - ICME, Seattle, United States, Vol. -, pp. - - -, July, 2016 | BibTex
  • JP Peixeiro, C. Brites, J. Ascenso, F. Pereira, Digital Holography: Benchmarking Coding Standards and Representation Formats, IEEE International Conf. on Multimedia and Expo - ICME, Seattle, United States, Vol. -, pp. - - -, July, 2016 | BibTex
  • ASPG Gabriel, J. Ascenso, F. Pereira, Boosting decoding quality performance in DASH-based streaming frameworks, International Packet Video Workshop, Seattle, United States, Vol. -, pp. - - -, July, 2016,
    | Abstract
    | BibTex
  • X. HoangVan, J. Ascenso, F. Pereira, Improving SHVC Performance with a Joint Layer Coding Mode, IEEE International Conf. on Acoustics, Speech, and Signal Processing - ICASSP, Shanghai, China, Vol. -, pp. - - -, March, 2016 | BibTex
  • N. Monteiro, C. Brites, F. Pereira, J. Ascenso, Multi-View Distributed Source Coding of Binary Features for Visual Sensor Networks, IEEE International Conf. on Acoustics, Speech, and Signal Processing - ICASSP, Shanghai, China, Vol. -, pp. - - -, March, 2016 | BibTex
  • B. Panti, F. Pereira, J. Ascenso, Stereo Based Tracking-By-Detection for Visual Sensor Networks, IEEE International Symposium on Multimedia, Miami, United States, Vol. -, pp. - - -, December, 2015,
    | Abstract
    | BibTex
  • C. Brites, J. Ascenso, F. Pereira, Epipolar Plane Image based Rendering for 3D Video Coding, IEEE Workshop on MultiMedia Signal Processing - MMSP, Xiamen, China, Vol. -, pp. - - -, October, 2015,
    | Abstract
    | BibTex
  • L. Baroffio, M. Cesana, A. Redondi, M. Tagliasacchi, J. Ascenso, P. Monteiro, E. Eriksson, G. Dan, V. Fodor, GreenEyes: Networked Energy-Aware Visual Analysis, IEEE International Conference on Multimedia & Expo Workshops ICMEW, Torino, Italy, Vol. -, pp. - - -, July, 2015,
    | Abstract
    | BibTex
  • B. Panti, P. Monteiro, F. Pereira, J. Ascenso, Descriptor-based Adaptive Tracking-by-detection for Visual Sensor Networks, Workshop on Distributed and Cooperative Visual Recognition and Analysis DCVRA, Torino, Italy, Vol. 1, pp. 1 - 1, June, 2015 | BibTex
  • X. HoangVan, J. Ascenso, F. Pereira, Improving Enhancement Layer Merge Mode for HEVC Scalable Extension, Picture Coding Symp., Cairns, Australia, Vol. 1, pp. 1 - 5, May, 2015,
    | Abstract
    | BibTex
  • X. HoangVan, J. Ascenso, F. Pereira, Optimal Reconstruction for a HEVC Backward Compatible Distributed Scalable Video Codec, Visual Communications and Image Processing - VCIP, Valletta, Malta, Vol. 1, pp. 1 - 4, December, 2014,
    | Abstract
    | BibTex
  • C. Brites, V. Gomes, J. Ascenso, F. Pereira, Statistical Reconstruction for Predictive Video Coding, Visual Communications and Image Processing - VCIP, Valletta, Malta, Vol. -, pp. - - -, December, 2014,
    | Abstract
    | BibTex
  • L. Baroffio, A. Canclini, M. Cesana, A. Redondi, M. Tagliasacchi, G. Dan, V. Fodor, J. Ascenso, Demo: Enabling Image Analysis Tasks in Visual Sensor Networks, ACM/IEEE International Conf. on Distributed Smart Cameras - ICDSC, Venezia, Italy, Vol. -, pp. - - -, November, 2014,
    | Abstract
    | BibTex
  • L. Baroffio, J. Ascenso, M. Cesana, M. Tagliasacchi, Coding Binary Local Features Extracted From Video Sequences, IEEE International Conf. on Image Processing - ICIP, Paris, France, Vol. -, pp. - - -, October, 2014 | BibTex
  • P. Monteiro, J. Ascenso, F. Pereira, Local Feature Selection for Efficient Binary Descriptor Coding, IEEE International Conf. on Image Processing - ICIP, Paris, France, Vol. -, pp. - - -, October, 2014,
    | Abstract
    | BibTex
  • 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 - ICIP, Paris, France, Vol. -, pp. - - -, October, 2014 | BibTex
  • X. HoangVan, J. Ascenso, F. Pereira, Correlation Modeling for a Distributed Scalable Video Codec based on the HEVC Standard, IEEE Workshop on MultiMedia Signal Processing - MMSP, Jakarta, Indonesia, Vol. 1, pp. 1 - 6, September, 2014,
    | Abstract
    | BibTex
  • M. Salmistraro, L. L. Rakêt, C. Brites, J. Ascenso, S. Forchhammer, Joint Disparity and Motion Estimation Using Optical Flow for Multiview Distributed Video Coding, European Signal Processing Conf. - EUSIPCO, Lisbon, Portugal, Vol. -, pp. - - -, September, 2014,
    | Abstract
    | BibTex
  • P. Monteiro, J. Ascenso, Coding Mode Decision Algorithm for Binary Descriptor Coding, European Signal Processing Conf. - EUSIPCO, Lisbon, Portugal, Vol. -, pp. - - -, September, 2014,
    | Abstract
    | BibTex
  • V. Nascimento, J. Ascenso, F. Pereira, H.264/AVC Backward Compatible Bit-Depth Scalable Video Coding, IEEE Workshop on MultiMedia Signal Processing - MMSP, Jakarta, Indonesia, Vol. -, pp. - - -, September, 2014,
    | Abstract
    | BibTex
  • X. HoangVan, J. Ascenso, F. Pereira, Improving Scalable Video Coding Performance with Decoder Side Information, Picture Coding Symp., San Jose, United States, Vol. 1, pp. 1 - 4, December, 2013,
    | Abstract
    | Full text (PDF 135 KBs) | BibTex
  • P. Monteiro, J. Ascenso, Clustering based Binary Descriptor Coding for Efficient Transmission in Visual Sensor Networks, Picture Coding Symp., San Jose, United States, Vol. -, pp. - - -, December, 2013,
    | Abstract
    | BibTex
  • A. Redondi, L. Baroffio, J. Ascenso, M. Cesana, M. Tagliasacchi, Rate-accuracy Optimization of Binary Descriptors, IEEE International Conf. on Image Processing - ICIP, Melbourne, Australia, Vol. -, pp. - - -, September, 2013 | BibTex
  • J. Ascenso, F. Pereira, Lossless Compression of Binary Image Descriptors for Visual Sensor Networks, International Conf. on Digital Signal Processing, Santorini, Greece, Vol. -, pp. - - -, July, 2013,
    | Abstract
    | BibTex
  • 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, Vol. -, pp. - - -, July, 2013 | BibTex
  • D. S. Shah, J. Ascenso, C. Brites, F. Pereira, Studying Platelet-Based Depth Map Coding, Conf. on Telecommunications - ConfTele, Castelo Branco, Portugal, Vol. -, pp. - - -, May, 2013,
    | Abstract
    | BibTex
  • de Souza, D.F. Souza, J. Ascenso, Nuno M. M. Rodrigues, S.M.M. Faria, F. Pereira, Improving H.264/AVC Video Coding with Geometric Transforms, Conf. on Telecommunications - ConfTele, Castelo Branco, Portugal, Vol. -, pp. - - -, May, 2013,
    | Abstract
    | BibTex
  • X. HoangVan, J. Ascenso, F. Pereira, Designing an HEVC Based Scalable Video Coding Extension, Conf. on Telecommunications - ConfTele, Castele Branco, Portugal, Vol. 1, pp. 1 - 4, May, 2013,
    | Abstract
    | BibTex
  • X. HoangVan, J. Ascenso, F. Pereira, Improving Predictive Video Coding Performance with Decoder Side Information, IEEE International Conf. on Image Processing - ICIP, Florida, United States, Vol. 1, pp. 1 - 4, October, 2012,
    | Abstract
    | Full text (PDF 158 KBs) | BibTex
  • D. Shah, J. Ascenso, C. Brites, F. Pereira, Evaluating Multi-View Plus Depth Coding Solutions for 3D Video Scenarios, IEEE EUSIPCO 3DTV-Conf.: The True Vision - Capture, Transmission and Display of 3D Video - 3DTV, Zurich, Switzerland, Vol. -, pp. - - -, October, 2012 | BibTex
  • 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 - SoftCOM, Split, Croatia, Vol. -, pp. - - -, September, 2012 | BibTex
  • 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 (Temu), Heraklion, Greece, Vol. -, pp. - - -, July, 2012,
    | Abstract
    | BibTex
  • C. Brites, J. Ascenso, F. Pereira, Learning based Decoding Approach for Improved Wyner-Ziv Video Coding, Picture Coding Symp., Kraków, Poland, Vol. -, pp. 165 - 168, May, 2012,
    | Abstract
    | BibTex
  • C. Brites, J. Ascenso, F. Pereira, Structural based Side Information Creation with Improved Matching Criteria for Wyner-Ziv Video Coding, Workshop on Image Analysis for Multimedia Interactive Services WIAMIS, Dublin, Ireland, Vol. -, pp. - - -, May, 2012,
    | Abstract
    | BibTex
  • 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, Dublin, Ireland, Vol. 13, pp. 1 - 4, March, 2012,
    | Abstract
    | Full text (PDF 141 KBs) | BibTex
  • J. Ascenso, C. Brites, F. Pereira, Augmented LDPC Graph for Distributed Video Coding with Multiple Side Information, IEEE Workshop on MultiMedia Signal Processing - MMSP, Hangzhou, China, Vol. -, pp. - - -, October, 2011,
    | Abstract
    | BibTex
  • J. Ascenso, C. Brites, F. Pereira, A Denoising Approach for Iterative Side Information Creation in Distributed Video Coding, IEEE International Conf. on Image Processing - ICIP, Brussels, Belgium, Vol. -, pp. - - -, September, 2011,
    | Abstract
    | BibTex
  • M. Naccari, C. Brites, J. Ascenso, F. Pereira, Low complexity deblocking filter perceptual optimization for the HEVC codec, IEEE International Conf. on Image Processing - ICIP, Brussels, Belgium, Vol. 1, pp. 1 - 4, September, 2011 | BibTex
  • J. Ascenso, C. Brites, F.D. Dufaux, W. Fernando, T.E. Ebrahimi, F. Pereira, S. Tubaro, The VISNET II DVC codec: architecture, tools and performance, European Signal Processing Conf. - EUSIPCO, Aalborg, Denmark, Vol. -, pp. - - -, August, 2010,
    | Abstract
    | BibTex
  • J. Ascenso, C. Brites, F. Pereira, Compression efficiency analysis of Wyner-Ziv video coding with motion compensated side information interpolation, SPIE Conf. on Visual Information Processing and Communication, San Jose, United States, Vol. -, pp. - - -, January, 2010 | BibTex
  • J. Ascenso, F. Pereira, Complexity efficient stopping criterion for LDPC based distributed video coding, International Mobile Multimedia Communications Conf. - Mobimedia, London, United Kingdom, Vol. -, pp. - - -, September, 2009,
    | Abstract
    | BibTex
  • J. Ascenso, F. Pereira, Low complexity intra mode selection for efficient distributed video coding, IEEE International Conf. on Multimedia and Expo - ICME, New York, United States, Vol. -, pp. - - -, July, 2009,
    | Abstract
    | BibTex
  • X. Huang, C. Brites, J. Ascenso, F. Pereira, S. Forchhammer, Distributed video coding with multiple side information, Picture Coding Symp., Chicago, United States, Vol. -, pp. - - -, May, 2009,
    | Abstract
    | Full text (PDF 241 KBs) | BibTex
  • J. Ascenso, C. Brites, F. Pereira, Design and performance of a novel Low-Density Parity-Check code for distributed video coding, IEEE International Conf. on Image Processing - ICIP, San Diego, United States, Vol. -, pp. - - -, October, 2008,
    | Abstract
    | BibTex
  • J. Areia, J. Ascenso, C. Brites, F. Pereira, Low complexity hybrid rate control for lower complexity Wyner-Ziv video decoding, European Signal Processing Conf. - EUSIPCO, Lausanne, Switzerland, Vol. -, pp. - - -, August, 2008,
    | Abstract
    | Full text (PDF 151 KBs) | BibTex
  • J. Ascenso, M. Jakubowski, G. Pastuszak, Constant Bitrate Control for a Distributed Video Coding System, International Conf. on Signal Processing and Multimedia Applications, Porto, Portugal, Vol. -, pp. - - -, July, 2008,
    | Abstract
    | BibTex
  • F. Pereira, C. Brites, J. Ascenso, M. Tagliasacchi, Wyner-Ziv Video Coding: A Review of the Early Architectures and Further Developments, IEEE International Conf. on Multimedia and Expo - ICME, Hannover, Germany, Vol. -, pp. - - -, June, 2008,
    | Abstract
    | Full text (PDF 279 KBs) | BibTex
  • J. Ascenso, F. Pereira, Hierarchical motion estimation for side information creation in Wyner-Ziv video coding, International Conf. on Ubiquitous Information Management and Communication - ICUIMC, Suwon, Korea, South, Vol. -, pp. - - -, January, 2008,
    | Abstract
    | BibTex
  • 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 Symp. on Image and Video Technology - PSIVT, Santiago, Chile, Vol. -, pp. - - -, December, 2007 | BibTex
  • X. A. Artigas, J. Ascenso, M. Dalai, D.K. Kubasov, M.O. Ouaret, The DISCOVER codec: Architecture, Techniques and Evaluation, Picture Coding Symp., Lisbon, Portugal, Vol. -, pp. - - -, November, 2007 | BibTex
  • J. Pedro, L. D. Soares, C. Brites, J. Ascenso, F. Pereira, C.B. Bandeirinha, S.Y. Ye, F.D. Dufaux, T.E. Ebrahimi, Studying Error Resilience Performance for a Feedback Channel Based Transform Domain, Picture Coding Symp., Lisbon, Portugal, Vol. --, pp. -- - --, November, 2007 | BibTex
  • J. Areia, C. Brites, J. Ascenso, F. Pereira, Wyner-Ziv stereo video coding using a side information fusion approach, International Workshop on Multimedia Signal Processing, Chania, Greece, Vol. -, pp. - - -, October, 2007 | BibTex
  • J. Ascenso, F. Pereira, Adaptive hash based side information exploitation for efficient Wyner-Ziv video coding, IEEE International Conf. on Image Processing - ICIP, San Antonio, United States, Vol. -, pp. - - -, September, 2007 | BibTex
  • J. Pedro, C. Brites, J. Ascenso, F. Pereira, Studying the Feedback Channel in Transform Domain Wyner-Ziv Video Coding, Conf. on Telecommunications - ConfTele, Peniche, Portugal, Vol. -, pp. - - -, May, 2007 | BibTex
  • J. Ascenso, C. Brites, F. Pereira, Content Adaptive Wyner-Ziv Video Coding Driven by Motion Activity, IEEE International Conf. on Image Processing - ICIP, Atlanta, United States, Vol. -, pp. - - -, October, 2006 | BibTex
  • M. Tagliasacchi, A. Trapanese, S. Tubaro, J. Ascenso, C. Brites, F. Pereira, Exploiting Spatial Redundancy in Pixel Domain Wyner-Ziv Video Coding, IEEE International Conf. on Image Processing - ICIP, Atlanta, United States, Vol. -, pp. - - -, October, 2006 | BibTex
  • C. Brites, J. Ascenso, F. Pereira, Studying Temporal Correlation Noise Modeling for Pixel Based Wyner-Ziv Video Coding, IEEE International Conf. on Image Processing - ICIP, Atlanta, United States, Vol. -, pp. - - -, October, 2006 | BibTex
  • E. Martinian, A. Vetro, J. Ascenso, A. Khisti, D. Malioutov, Hybrid Distributed Video Coding Using SCA Codes, IEEE Workshop on MultiMedia Signal Processing - MMSP, Victoria, Canada, Vol. -, pp. - - -, October, 2006 | BibTex
  • C. Brites, J. Ascenso, F. Pereira, Feedback Channel in Pixel Domain Wyner-Ziv Video Coding: Myths and Realities, European Signal Processing Conf. - EUSIPCO, Florence, Italy, Vol. -, pp. - - -, September, 2006 | BibTex
  • 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 Conf. on Acoustics, Speech, and Signal Processing - ICASSP, Toulouse, France, Vol. -, pp. - - -, May, 2006 | BibTex
  • C. Brites, J. Ascenso, F. Pereira, Improving Transform Domain Wyner-Ziv Video Coding Performance, IEEE International Conf. on Acoustics, Speech, and Signal Processing - ICASSP, Toulouse, France, Vol. -, pp. - - -, May, 2006 | BibTex
  • C. Brites, J. Ascenso, F. Pereira, Modeling Correlation Noise Statistics at Decoder for Pixel Based Wyner-Ziv Video Coding, Picture Coding Symp., Beijing, China, Vol. -, pp. - - -, April, 2006 | BibTex
  • J. Ascenso, C. Brites, F. Pereira, Motion Compensated Refinement for Low Complexity Pixel Based Distributed Video Coding, IEEE International Conf. on Advanced Video and Signal Based Surveillance, Sardinia, Italy, Vol. -, pp. - - -, September, 2005 | BibTex
  • 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, Sardinia, Italy, Vol. -, pp. - - -, September, 2005 | BibTex
  • 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, Sardinia, Italy, Vol. -, pp. - - -, September, 2005 | BibTex
  • L. P. 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, Sardignia, Italy, Vol. ?, pp. ? - ?, September, 2005 | BibTex
  • L. P. Natário, C. Brites, J. Ascenso, F. Pereira, Extrapolating side information for low-delay pixel-domain distributed video coding, International Workshop on Very Low Bitrate Video, Costa del Rey, Italy, Vol. -, pp. - - -, September, 2005 | BibTex
  • J. Ascenso, C. Brites, F. Pereira, Improving Frame Interpolation with Spatial Motion Smoothing for Pixel Domain Distributed Video Coding, Conf. on Speech and Image Processing, Multimedia Communications and Services - EURASIP, Smolenice, Slovakia, Vol. -, pp. - - -, July, 2005 | BibTex
  • F. Pereira, D.P. Palma, J. Ascenso, Automatic text extraction in digital video based on motion analysis, International Conf. on Image Analysis and Recognition, Porto, Portugal, Vol. -, pp. - - -, October, 2004 | BibTex
  • J. Ascenso, F. Pereira, Drift Reduction for a H.264/AVC Fine Grain Scalability with Motion Compensation Architecture, IEEE International Conf. on Image Processing - ICIP, Singapore, Singapore, Vol., pp. - - -, October, 2004 | BibTex
  • J. Ascenso, F. Pereira, H.264/AVC Fine Grain Scalability Using Bitplane Coding, Workshop on Image Analysis for Multimedia Interactive Services WIAMIS, Lisbon, Portugal, Vol., pp. 0 - 0, April, 2004 | BibTex
  • J. Ascenso, A. Silva, Agents for Digital Television, International Conf. on Enterprise Information Systems, ICEIS, Setúbal, Portugal, Vol. 1, pp. 109 - 115, July, 2001 | BibTex
  • J. Ascenso, P.L. Correia, F. Pereira, A Video Segmentation Toolbox with Support for User Interaction, Conf. on Telecommunications - ConfTele, Figueira da Foz, Portugal, Vol. 1, pp. 88 - 93, April, 2001 | BibTex
  • J. Ascenso, P.L. Correia, F. Pereira, A Face Detection Solution Integrating Automatic and User Assisted Tools, Portuguese Conf. on Pattern Recognition - RecPad, Porto, Portugal, Vol. 1, pp. 109 - 116, May, 2000 | BibTex
  • J. Ascenso, F. Pereira, Reconhecimento Automático de Faces usando Informação de Textura e de Geometria 3D, Encontro do Colégio de Electrotecnia da Ordem dos Engenheiros, Lisbon, Portugal, Vol. 1, pp. 148 - 155, May, 1999 | BibTex

Currently running projects3

Acronym Name Funding Agency Start date Ending date
EmergIMG Emerging Image Modalities Representation and Compression FCT/PTDC 01-06-2016 01-06-2019
ENVISION QoE-Driven Adaptive 3D-Video Streaming for Wireless Networks IT 01-11-2016 01-12-2018
PCR Progressive Point Cloud Representation FCT 01-06-2016 01-05-2019

Closed Projects8

Acronym Name Funding Agency Start date Ending date
COST 292 Semantic Multimodal Analysis of Digital Media ESF/COST 27-10-2004 27-10-2008
DICEMAN Distributed Internet content exchange with MPEG-7 and agent negotiations EU/ACTS 01-05-1998 30-04-2000
DISCOVER Distributed coding for video services EU/FP6 01-09-2005 31-08-2007
GreenEyes Networked energy-aware visual analysis EC/FP7 01-10-2012 01-10-2015
MPEG ISO MPEG standardization IT/LA 01-07-1993 01-12-2007
MuViDisCo Multiview Video Disparity Compensation using Geometric Transforms IT/LA 01-06-2011 01-08-2014
MUVIS MUlti-view distributed coding for VIsual Sensor networks FCT/PTDC 01-03-2012 01-06-2015
QUALINET European Network on Quality of Experience in Multimedia Systems and Services ESF/COST 01-11-2010 01-10-2014
  • J. Ascenso, Outstanding Reviewer Award at IEEE Visual Communications and Image Processing 2016 Conference, -, 01-11-2016
  • X. HoangVan, J. Ascenso, F. Pereira, Best Paper Award at Picture Coding Symposium’2015 ((Jun-2015)), Our paper ''Improving Enhancement Layer Merge Mode for HEVC Scalable Extension'' won the best paper award at the 31st Picture Coding Symposium, Cairns, Australia, 01-06-2015
  • Visual Communications and Image Processing - VCIP, Technical Programme Committee, 2017
  • IEEE Workshop on MultiMedia Signal Processing - MMSP, Technical Programme Committee, 2017
  • IEEE International Conf. on Image Processing - ICIP, Technical Programme Committee, 2017
  • Workshop on Signal Processing for Understanding Crowd Dynamics SPCROWD, Technical Programme Committee, 2017
  • International Conf. on Digital Signal Processing, Technical Programme Committee, 2017
  • INSTICC International Conf. on Signal Processing and Multimedia Applications - SIGMAP, Technical Programme Committee, 2017
  • Workshop on Hot Topics in 3d Multimedia Hot3D, Technical Programme Committee, 2017
  • IEEE International Workshop on Mobile Multimedia Computing MMC, Technical Programme Committee, 2017
  • Workshop on Hot Topics in 3d Multimedia Hot3D, Technical Programme Committee, 2017
  • IEEE International Conf. on Acoustics, Speech, and Signal Processing - ICASSP, Technical Programme Committee, 2017
  • IEEE International Conference on Multimedia Big Data BigMM, Technical Programme Committee, 2017
  • IEEE Global Conf. on Signal and Information Processing - Global SIP, Technical Programme Committee, 2016
  • Picture Coding Symp., Technical Programme Committee, 2016
  • IEEE International Conf. on Image Processing - ICIP, Technical Programme Committee, 2016
  • IEEE Workshop on MultiMedia Signal Processing - MMSP, Technical Programme Committee, 2016
  • International Symposium on Computer Vision and the Internet VisionNet, Technical Programme Committee, 2016
  • INSTICC International Conf. on Signal Processing and Multimedia Applications - SIGMAP, Technical Programme Committee, 2016
  • IEEE International Conf. on Multimedia and Expo - ICME, Technical Programme Committee, 2016
  • International Workshop on Quality of Multimedia Experience - QoMEX, Organizing Committee, 2016
  • Workshop on Distributed and Cooperative Visual Representation and Analysis DCVRA, Organizing Committee, 2015
  • IEEE International Conf. on Multimedia and Expo - ICME, Organizing Committee, 2015
  • INSTICC International Conf. on Signal Processing and Multimedia Applications - SIGMAP, Technical Programme Committee, 2015
  • European Signal Processing Conf. - EUSIPCO, Organizing Committee, 2014
  • IEEE International Conf. on Image Processing - ICIP, Technical Programme Committee, 2014
  • IEEE International Conf. on Multimedia and Expo - ICME, Technical Programme Committee, 2014
  • European Signal Processing Conf. - EUSIPCO, Technical Programme Committee, 2013
  • IEEE International Conf. on Multimedia and Expo - ICME, Technical Programme Committee, 2013
  • International Conf. on Digital Signal Processing, Sessions Chairman, 2013
  • Picture Coding Symp., Technical Programme Committee, 2013
  • European Signal Processing Conf. - EUSIPCO, Technical Programme Committee, 2012
  • IEEE International Conf. on Multimedia and Expo - ICME, Technical Programme Committee, 2012
  • IEEE International Conf. on Multimedia and Expo - ICME, Technical Programme Committee, 2009
  • IEEE International Conf. on Multimedia and Expo - ICME, Technical Programme Committee, 2008
  • IEEE International Conf. on Multimedia and Expo - ICME, Technical Programme Committee, 2007
  • Associate Editor, IEEE Signal Processing Letters, 01-12-2014 - 01-12-2018
  • Signal Processing: Image Communication
    2015, 1 review(s); 2011, 4 review(s); 2010, 1 review(s); 2009, 2 review(s); 2008, 1 review(s); 2007, 1 review(s); 2006, 1 review(s);
  • Journal of Real-Time Image Processing
    2015, 1 review(s);

  • 2015, 1 review(s);
  • IEEE Trans. on Circuits and Systems for Video Tech.
    2011, 6 review(s); 2010, 4 review(s); 2009, 2 review(s); 2006, 2 review(s);
  • IEEE Trans. on Image Processing
    2011, 1 review(s); 2010, 1 review(s); 2009, 1 review(s); 2008, 3 review(s); 2005, 1 review(s);
  • IEEE Communications Letters
    2011, 2 review(s); 2010, 1 review(s);
  • Multimedia Tools and Applications
    2011, 1 review(s); 2009, 1 review(s); 2008, 1 review(s);
  • Journal of Visual Communication and Image Representation
    2011, 1 review(s); 2008, 1 review(s);
  • Optical Engineering
    2011, 1 review(s); 2007, 1 review(s);
  • Signal Processing
    2009, 1 review(s); 2007, 1 review(s); 2006, 2 review(s); 2005, 1 review(s);
  • IEEE Trans. on Multimedia
    2011, 1 review(s); 2010, 1 review(s); 2007, 1 review(s);
  • IET Image Processing
    2010, 1 review(s); 2007, 1 review(s);
  • IEEE Signal Processing Letters
    2009, 2 review(s); 2007, 2 review(s); 2006, 2 review(s);