Publications in Books
F. Pereira, C. Brites, J. Ascenso,
"Distributed Video Coding: Basics, Codecs and Performance", Chapter in
Distributed Source Coding: Theory, Algorithms and Applications,
Academic Press, 978-0-12-374485-2.
(link)
F. Pereira,
J. Ascenso, C. Brites, P. Fonseca, P. Pinho, 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, Springer 2007.
-
L. Natário,
C. Brites, J. Ascenso and F. Pereira, “Extrapolating Side
Information for Low-Delay Pixel-Domain Distributed Video
Coding”, Lectures Notes in Computer Science, Vol. 3893, pp. 16 -
21, 2006.
-
D. Palma, J.
Ascenso, F. Pereira, “Automatic Text Extraction in Digital Video
based on Motion Analysis”, Lectures Notes in Computer Science,
Vol. 3211 , pp. 588 - 596, 2004.
Publications in Journals
-
R. Martins, C. Brites,
J. Ascenso, F. Pereira, "Statistical Motion Learning for Improved
Transform Domain Wyner-Ziv Video Coding", IET Image Processing (accepted).
-
J. Ascenso, C. Brites,
F. Pereira, "Adaptive Deblocking Filter for Transform Domain Wyner-Ziv Video Coding",
IET Image Processing, Special Issue on Distributed Video Coding (accepted).
-
J. Ascenso, C. Brites,
F. Pereira, "A Flexible Side Information Generation Framework for Distributed
Video Coding", Multimedia Tools and Applications, Special Issue on Distributed Video Coding (accepted).
-
R. Martins, C. Brites, J. Ascenso, F. Pereira,
"Refining Side Information for Improved Transform Domain Wyner-Ziv Video Coding", IEEE Transactions on Circuits
and Systems for Video Technology (accepted).
-
J. Ascenso, F. Pereira,
"Advanced Side Information Creation Techniques and Framework for Wyner-Ziv
Video Coding", Journal of Visual Communication and Image Representation,
Special Issue Resource-aware adaptive video streaming, vol. 19, no. 8, december 2008, pp. 600-613.
(link)
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C. Brites, J. Ascenso, J.Q. Pedro,
F. Pereira, "Evaluating a Feedback Channel Based Transform Domain Wyner–Ziv Video Codec",
Signal Processing: Image Communication, vol. 23, no. 4, april 2008, pp. 269–297.
(link)
Publications in International Conferences
-
J. Ascenso, F. Pereira,
"Complexity Efficient Stopping Criterion for LDPC Based Distributed Video Coding",
5th International Mobile Multimedia Communications Conference (Mobimedia), London, UK, September 2009.
(pdf)
-
J. Ascenso, F. Pereira,
"Low Complexity Intra Mode Selection for Efficient Distributed Video Coding",
IEEE International Conference on Multimedia and Expo, Cancun, Mexico, July 2009.(pdf)
-
X. Huang, C. Brites, J. Ascenso,
F. Pereira, and F. Forchhammer, "Distributed Video Coding with Multiple Side Information",
in Picture Coding Symposium, Chicago, IL, USA, May 2009. (pdf)
-
M. Jakubowski, J. Ascenso,
G. Pastuszak, "Constant Bitrate Control for a Distributed Video System",
International Conference on Signal Processing and Multimedia Applications
SIGMAP, Porto, Portugal, July 2008. (pdf)
-
J. Ascenso, C. Brites,
F. Pereira, "Design and Performance of a Novel Low-Density Parity-Check
Code for Distributed Video Coding", IEEE International Conference on
Image Processing, San Diego, CA, USA, October 2008.
(pdf)
-
J.D. Areira, J. Ascenso,
C. Brites, F. Pereira, "Low Complexity Hybrid Rate Control for Lower
Complexity Wyner-Ziv Video Decoding", 16th European Conference Signal
Processing Conference, Lausanne, Switzerland, August 2008.
(pdf)
-
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, Hannover, Germany, June 2008.
(pdf)
-
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, Suwon, Korea, January 2008.
(pdf)
-
J. Q. Pedro, L.
D. 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", Picture Coding Symposium 2007, Lisbon, Portugal.
(pdf)
-
X. Artigas, J.
Ascenso, M. Dalai, S. Klomp, D. Kubasov, M. Ouaret, "The
DISCOVER codec: Architecture, Techniques and Evaluation",
Picture Coding Symposium 2007, Lisbon, Portugal.
(pdf)
-
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, December 2007. (pdf)
-
J. Areia,
C.Brites, J. Ascenso, F. Pereira, "Wyner-Ziv Stereo Video
Coding Using a Side Information Fusion Approach", IEEE
International Workshop on Multimedia Signal Processing, Chania,
Crete, Greece, October 2007. (pdf)
-
J. Ascenso,
F.Pereira, "Adaptive Hash Based Side Information Exploitation
for Efficient Wyner-Ziv Video Coding", IEEE International
Conference on Image Processing, San Antonio, USA, September 2007.
(pdf)
-
E. Martinian, A.
Vetro, J. S. Yedidia, J. Ascenso, A. Khisti, D. Malioutov, "Hybrid
Distributed Video Coding Using SCA Codes", IEEE
International Workshop on Multimedia Signal Processing, Victoria,
Canada,
October 2006. (pdf)
-
J. Ascenso,
C. Brites, F. Pereira, "Content Adaptive Wyner-Ziv Video Coding
Driven by Motion Activity", IEEE International Conference on
Image Processing, Atlanta, USA, October 2007. (pdf)
-
C. Brites, J.
Ascenso, F. Pereira, "Studying Temporal Correlation
Noise Modeling for Pixel Based Wyner-Ziv Video Coding", IEEE
International Conference on Image Processing, Atlanta, USA,
October 2006. (pdf)
-
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, Atlanta, USA, October 2006. (pdf)
-
C. Brites, J.
Ascenso, F. Pereira, "Feedback Channel in Pixel Domain
Wyner-Ziv Video Coding: Myths and Realities", 14th European
Conference Signal Processing Conference, Florence, Italy,
September 2006. (pdf)
-
C. Brites, J.
Ascenso, F. Pereira, "Modeling Correlation Noise Statistics
at Decoder for Pixel Based Wyner-Ziv Video Coding", Picture
Coding Symposium 2006, April 2006, Beijing, China. (pdf)
-
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, May 2006,
Toulouse, France. (pdf)
-
C. Brites, J.
Ascenso, F. Pereira, "Improving Transform Domain Wyner-Ziv
Video Coding Performance", IEEE International Conference on
Acoustics, Speech and Signal Processing, May 2006, Toulouse,
France. (pdf)
-
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, Sardinia,
Italy, September 2005. (pdf)
-
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, September 2005.
(pdf)
-
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, September 2005. (pdf)
-
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, Como, Italy, September 2005. (pdf)
-
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. (pdf)
-
J. Ascenso, F.
Pereira, “Drift Reduction for a H.264/AVC Fine Grain Scalability
with Motion Compensation Architecture”, IEEE International
Conference on Image Processing, Singapore, October 2004. (pdf)
-
D. Palma, J.
Ascenso, F. Pereira, “Automatic Text Extraction in Digital Video
based on Motion Analysis”, International Conference on Image
Analysis and Recognition, September 2004, Porto, Portugal (also
published in Lectures Notes of Computer Science , Vol. 3211). (pdf)
-
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), Lisbon, April
2004. (pdf)
-
J. Ascenso, A.
Silva, “Agents for Digital Television”, International Conference
on Enterprise Information Systems (ICEIS), Setúbal, Portugal,
July 2001. (pdf)
-
J. Ascenso, P.
Correia, F. Pereira, “Face Detection and Tracking”, DICEMAN
workshop, Brussels, Belgium, April 2000.
Publications in National Conferences
-
J. Pedro, C.
Brites, J. Ascenso, F. Pereira, "Studying the Feedback Channel
in Transform Domain Wyner-Ziv Video Coding", 6th Conference on
Telecommunications - ConfTele, Peniche, Portugal, 2007. (pdf)
-
J. Ascenso, P.
Correia, F. Pereira, “A Video Segmentation Toolbox with Support
for User Interaction”, 3rd Conference on Telecommunications,
Figueira da Foz, Portugal, February 2001. (pdf)
-
J. Ascenso, P.
Correia, F. Pereira, “A Face Detection Solution Integrating
Automatic and User Assisted Tools”, 11th Portuguese Conference
on Pattern Recognition, Porto, Portugal, May 2000. (pdf)
-
J. Ascenso, J.
Valentim, F. Pereira, “Reconhecimento Automático de Faces usando
Informação de Textura e de Geometria 3D”, 4º Encontro Nacional
do Colégio de Engenharia Electrotécnica da Ordem dos
Engenheiros, Lisboa, Portugal, May 1999.
Contribution to Standards
-
M. Tagliasacchi,
S. Tubaro, J. Ascenso, K. Ramchandran, R. Puri, A. Majumdar, J.
Wang, "Distributed Video Coding, a Functional Analysis", ISO/IEC
JTC1/SC29/WG11 MPEG2005/M12355 , July 2005, Busan, South Korea.
Talks
-
J. Ascenso,
“Compressão de vídeo: Mais do Mesmo... ou Talvez Não ?”, invited
talk in the colloquium of Escola Superior de Tecnologia de
Leiria, May 2004.
-
J. Ascenso,
“Compressão de Vídeo em Telemedicina no Sec. XXI”, invited talk
in Jornadas de Engenharia Electrotécnica de Castelo Branco,
Março 2004.
Other Scientific Activities
-
Technical Program
Committee of International Conference on Multimedia & Expo
-
Program Committe of
International Conference on Signal Processing and Multimedia Applications.
-
European
Commision evaluator of IST FP6 call.
Refereeing
Journals:
-
IEEE Transactions
on Image Processing.
-
IEEE Transactions
on Circuits and Systems for Video Technology.
-
IEEE Signal
Processing Letters.
-
IEEE Transactions
on Multimedia
-
IEE Proceedings
on Vision, Image & Signal Processing.
-
Elsevier Signal
Processing.
-
Elsevier Image
Processing: Image Communication.
-
SPIE Journal of
Electronic Imaging.
-
International
Journal on Personal Wireless Communications.
Conferences:
-
IEEE
International Conference on Multimedia & Expo 2007.
-
International Symposium on Signal Processing and its
Applications 2007.
-
14th European Signal
Processing Conference 2006.
-
13th
International Conference on Telecommunications 2006.
-
14th European
Signal Processing Conference 2006.
-
7th
International Symposium on Signal Processing and its
Applications 2005.
-
5th Conference on
Telecommunications 2005.
-
13th European Signal
Processing Conference 2004.
-
Workshop on Image
Analysis for Multimedia Interactive Services 2004.
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