Stéphane Coulombe

Professeur
Formation B.Ing. (Polytechnique Montréal), Ph.D. (INRS Télécommunications)
Bureau A-4474
Téléphone 514 396-8407
Présentation

Département de génie logiciel et des TI

Axes de recherche :

  • Technologies de l’information et des communications

Expertises :

  • Traitement vidéo
  • Compression vidéo
  • Transcodage multimédia
  • Applications vidéos mobiles
  • Transport vidéo
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2013 20th IEEE International Conference on Image Processing (ICIP)
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6th International Conference on Next Generation Mobile Applications, Services, and Technologies, (NGMAST)
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IEEE International Conference on Portable Information Devices
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2012 25th IEEE Canadian Conference on Electrical and Computer Engineering (CCECE)
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2012 11th International Conference on Information Science, Signal Processing and their Applications (ISSPA)
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MITA : Mobile Internet Technical Architecture : volume 1 : Technologies and Standardization
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MITA : Mobile Internet Technical Architecture : volume 3 : Visions and Implementations
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2nd International Conference on Next Generation Mobile Applications, Services, and Technologies (NGMAST)
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Visual Communications and Image Processing '97
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1996 IEEE International Conference on Acoustics, Speech, and Signal Processing, 1996. ICASSP-96. Conference Proceedings
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1997 IEEE International Conference on Acoustics, Speech, and Signal Processing, 1997. ICASSP-97
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1995 International Conference on Acoustics, Speech, and Signal Processing, 1995. ICASSP-95
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Content Networking in the Mobile Internet
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IEEE Symposium on Computational Intelligence for Multimedia Signal and Vision Processing (CIMSVP)
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2012 2nd International Conference on Consumer Electronics, Communications and Networks (CECNet)
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2015 IEEE International Conference on Image Processing (ICIP)
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IEEE Canadian Conference on Electrical and Computer Engineering (CCECE)
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2018 12th International Conference on Signal Processing and Communication Systems (ICSPCS)
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2014 IEEE Symposium on Industrial Electronics & Applications (ISIEA2014)
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IEEE International Conference on Image Processing (ICIP)
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2017 IEEE International Conference on Image Processing (ICIP)
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IEEE International Conference on Multimedia and Expo (ICME)
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IEEE 18th International Workshop on Multimedia Signal Processing (MMSP)
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IEEE Canadian Conference on Electrical and Computer Engineering (CCECE)
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Data Compression Conference (DCC), 2015
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32nd annual IEEE Canadian conference on electrical and computer engineering (CCECE 2019)
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Proceedings - 2013 IEEE International Symposium on Multimedia, ISM 2013
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IS&T International Symposium on Electronic Imaging Science and Technology
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Proceedings of the 2012 International Conference on Image Processing, Computer Vision, and Pattern Recognition, IPCV 2012
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Proceedings - International Conference on Advanced Information Networking and Applications
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9th International Symposium on Communications and Information Technology (ISCIT)
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2018 25th IEEE International Conference on Image Processing (ICIP)
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24th Biennial Symposium on Communications (BSC)
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13th IEEE International Symposium on Multimedia (ISM)
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25th Queen's Biennial Symposium on Communications (QBSC)
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6th IEEE International Conference on Intelligent Data Acquisition and Advanced Computing Systems (IDAACS)
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Digital Image and Signal Processing for Measurement Systems
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IEEE Symposium on Industrial Electronics and Applications (ISIEA)
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16th IEEE International Conference on Image Processing (ICIP)
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18th International Conference on Signal Acquisition and Processing (ICSAP)
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IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP)
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MITA : Mobile Internet Technical Architecture : volume 3 : Visions and Implementations
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2015 IEEE International Conference on Image Processing (ICIP)
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2014 IEEE International Conference on Image Processing (ICIP)
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IEEE International Conference on Image Processing (ICIP)
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18th IEEE International Conference on Image Processing (ICIP)
Cours et encadrements

Cours

GTI311 Traitement des signaux audiovisuels (Automne 2019)
MTI810 Traitement et systèmes de communication vidéo (Automne 2019)
GTI310 Structures de données multimédias (Hiver 2019)

Encadrements

Mémoire à 30 crédits

    Transmission média sur les réseaux IP en utilisant les protocoles SIP et IAX, par Benisse,Mohamed Taïb.
    Été 2009

    Système unifié de transcodage vidéo permettant la réalisation d'une combinaison d'opérations de transcodage, par Layachi,Hicham.
    Été 2010

    Détection et dissimulation de la détérioration visuelle issue du décodage de séquences H.264 corrompues, par Trudeau,Luc.
    Été 2011

    Optimisation d'algorithmes de codage vidéo sur des plateformes à plusieurs processeurs parallèles, par Franche,Jean-François.
    Automne 2010

    Codage vidéo basse complexité sans perte de qualité visuelle supportant les résolutions HD sur le DSP asynchrone Opus d'Octasic, par Poudrier-Racette,Louis.
    Automne 2013

    Méthodologie parallèle hybride appliquée au décodage H.264/MPEG-4 AVC supportant la résolution HD sur un processeur DSP asynchrone multicoeurs, par Catudal,Serge.
    Été 2012

    Macroblock Level Rate and Distortion Estimation Applied to the Computation of the Lagrange Multiplier in H.264 Compression, par Cotoros Petrulian,Alexandru.
    Automne 2013

    En codirection avec : Gagnon, François
    Quality of service for video over low latency wireless networks, par Rezagholizadeh,Ali.
    Automne 2019

    Réduction automatique d'artéfacts vidéo en post-traitement avec apprentissage profond, par Zumer,Raphaël.
    Automne 2019

    Video error correction over wireless networks, par Naghashi,Mona.
    Automne 2019

Thèse de doctorat (recherche appliquée)

    Transcodage efficace de MPEG-4 partie 2 à H.264 basé sur les modes de codage, les vecteurs de mouvement et l'information résiduelle de la source vidéo MPEG-4 partie 2, par Métoevi,Yehouessi Isabelle.
    Automne 2011

    Low-Complexity High Prediction Accuracy Visual Quality Metrics and their Applications in H.264/AVC Encoding Mode Decision Process, par Rezazadeh,Soroosh.
    Été 2013

    A Prediction-Based Dynamic Content Adaptation Framework for Enterprise Documents Applied to Collaborative Mobile Web Conferencing, par Louafi,Habib.
    Été 2013

    A Maximum Likelihood Approach to Video Error Correction Applied to H.264 Decoding, par Caron,François.
    Été 2013

    Transcodage rapide de H.264 à HEVC basé sur la propagation du mouvement et une traversée postfixe des unités de codage arborescent, par Franche,Jean-François.
    Été 2016

    En codirection avec : Desrosiers, Christian
    Motion Estimation Algorithms for Video Compression Through Successive Elimination, par Trudeau,Luc.
    Hiver 2017

    En codirection avec : Coudoux, François-Xavier
    Enhanced Quality Reconstruction of Erroneous Video Streams Using Packet Filtering Based on Non-desynchronizing Bits and UDP Checksum-Filtered List Decoding, par Golaghazadeh,Firouzeh.
    Hiver 2019

    Intra Coding Complexity Reduction in High Efficiency Video Coding Using RDO Cost Modeling and Deep Reinforcement Learning, par Jamali,Mohammadreza.
    Été 2018

    En codirection avec : Coudoux, François-Xavier
    Correction robuste des erreurs pour les communications temps réel dans les transports, par Boussard,Vivien.
    Hiver 2020

    En codirection avec : Gagnon, François
    Real-Time Video QoS/QoE Prediction and Optimization, par Kossi,Koffi Ségnédji.
    Hiver 2020

Rapport technique à 6 crédits

    Analyse et réalisation d'un bureau virtuel collaboratif, par Dang,Arthur.
    Hiver 2008

Projet d'application à 15 crédits

    Adaptation de fichiers vidéo sous contraintes de taille et de résolution, par Joset,Didier.
    Automne 2012

    Implémentation d'un site internet de commerce électronique pour la boutique de vêtements Sachika, par De Dianous de la Perrotine,Valentin.
    Hiver 2016

    Optimisation des délais d’un système de transmission vidéo en temps réel, par Sylla,Aboubakar.
    Automne 2017

Publications
Compte rendu de conférence (41)

Christian Herglotz, Mohammadreza Jamali, Stéphane Coulombe, Carlos Vazquez, Ahmad Vakili. 2019. « Efficient coding of 360◦ videos exploiting inactive regions in projection formats ». IEEE International Conference on Image Processing (ICIP) (Taipei, Taiwan, Sept. 22-25, 2019) p. 1104-1108. IEEE.

Mohammadreza Jamali, Firouzeh Golaghazadeh, Stéphane Coulombe, Ahmad Vakili, Carlos Vazquez. 2019. « Comparison of 3D 360-degree video compression performance using different projections ». 32nd annual IEEE Canadian conference on electrical and computer engineering (CCECE 2019) (Edmonton, AB, Canada, May 5-8, 2019) IEEE.

Firouzeh Golaghazadeh, Stéphane Coulombe, François-Xavier Coudoux, Patrick Corlay. 2018. « The impact of H.264 non-desynchronizing bits on visual quality and its application to robust video decoding ». 2018 12th International Conference on Signal Processing and Communication Systems (ICSPCS) (Cairns, Australia, Dec. 17-19, 2018) Piscataway, NJ, USA : IEEE.

Esmaeil Hojati, Jean-François Franche, Stéphane Coulombe, Carlos Vazquez. 2018. « Highly parallel HEVC motion estimation based on multiple temporal predictors and nested diamond search ». 2017 IEEE International Conference on Image Processing (ICIP) (Beijing, China, Sept. 17-20, 2017) p. 2746-2750.

Louiza Oudni, Carlos Vazquez, Stéphane Coulombe. 2018. « Motion occlusions for automatic generation of relative depth maps ». 2018 25th IEEE International Conference on Image Processing (ICIP) (Athens, Greece, Oct 7-10, 2018) p. 1538-1542. Piscataway, NJ, USA : IEEE.

Firouzeh Golaghazadeh, Stéphane Coulombe, François-Xavier Coudoux, Patrick Corlay. 2017. « Low complexity H.264 list decoder for enhanced quality real-time video over IP ». IEEE Canadian Conference on Electrical and Computer Engineering (CCECE) (Windsor, ON, Canada, Apr. 30-May 3, 2017) IEEE.

Esmaeil Hojati, Jean-François Franche, Stéphane Coulombe, Carlos Vázquez. 2017. « Massively parallel rate-constrained motion estimation using multiple temporal predictors in HEVC ». IEEE International Conference on Multimedia and Expo (ICME) (Hong Kong, China, July 10-14, 2017) p. 43-48. Piscataway, NJ, USA : IEEE.

Mohammadreza Jamali, Stéphane Coulombe. 2016. « Coding unit splitting early termination for fast HEVC intra coding based on global and directional gradients ». IEEE 18th International Workshop on Multimedia Signal Processing (MMSP) (Montreal, QC, Canada, Sept. 21-23, 2016) IEEE.

Mohammadreza Jamali, Stéphane Coulombe. 2016. « RDO cost modeling for low-complexity HEVC intra coding ». IEEE Canadian Conference on Electrical and Computer Engineering (CCECE) (Vancouver, BC, Canada, May 15-18, 2016) Piscataway, NJ, USA : IEEE.

Mohamad Kharboutly, Carlos Vázquez, Stéphane Coulombe, Jacques de Guise. 2016. « Geometrically constrained sub-pixel disparity estimation from stereo images of the retinal fundus ». IS&T International Symposium on Electronic Imaging Science and Technology (San Francisco, CA, USA, Feb. 14-18, 2016) Society for Imaging Science and Technology.

Luc Trudeau, Stéphane Coulombe, Christian Desrosiers. 2016. « Sub-partition reuse for fast optimal motion estimation in HEVC successive elimination algorithms ». IEEE International Conference on Image Processing (ICIP) (Phoenix, AZ, USA, Sept. 25-28, 2016) p. 2003-2007. IEEE.

Jean-François Franche, Stéphane Coulombe. 2015. « Fast H.264 to HEVC transcoder based on post-order traversal of quadtree structure ». 2015 IEEE International Conference on Image Processing (ICIP) (Quebec City, QC, Canada, Sept. 27-30, 2015) p. 477-481. IEEE.

Mohammadreza Jamali, Stéphane Coulombe, François Caron. 2015. « Fast HEVC intra mode decision based on edge detection and SATD costs classification ». Data Compression Conference (DCC), 2015 (Snowbird, UT, USA, Apr. 7-9, 2015) p. 43-52. Institute of Electrical and Electronics Engineers.

Luc Trudeau, Stéphane Coulombe, Christian Desrosiers. 2015. « An adaptive search ordering for rate-constrained successive elimination algorithms ». 2015 IEEE International Conference on Image Processing (ICIP) (Quebec City, QC, Canada, Sept. 27-30, 2015) p. 207-211. IEEE.

Firouzeh Golaghazadeh, Stéphane Coulombe, Fabrice Labeau, François Caron. 2014. « Performance evaluation of maximum likelihood decoding combined with error resilient video coding ». 2014 IEEE Symposium on Industrial Electronics & Applications (ISIEA2014) (Kota Kinabalu, Sabah, Malaysia, Sept. 28-Oct. 1, 2014) p. 17-22. IEEE.

Luc Trudeau, Stéphane Coulombe, Christian Desrosiers. 2014. « Rate distortion-based motion estimation search ordering for rate-constrained successive elimination algorithms ». 2014 IEEE International Conference on Image Processing (ICIP) (Paris, France, Oct. 27-30, 2014) p. 3175-3179. Institute of Electrical and Electronics Engineers.

François Caron, Stéphane Coulombe. 2013. « A maximum likelihood approach to correcting transmission errors for joint source-channel decoding of H.264 coded video ». 2013 20th IEEE International Conference on Image Processing (ICIP) (Melbourne, Australia, Sept. 15-18, 2013) p. 1870-1874. Piscataway, NJ, USA : IEEE.

Didier Joset, Stéphane Coulombe. 2013. « Visual quality and file size prediction of H.264 videos and its application to video transcoding for the multimedia messaging service and video on demand ». Proceedings - 2013 IEEE International Symposium on Multimedia, ISM 2013 (Anaheim, CA, USA, Dec. 9-11, 2013) p. 321-328. IEEE Computer Society.

Habib Louafi, Stéphane Coulombe, Umesh Chandra. 2013. « Efficient near-optimal dynamic content adaptation applied to JPEG slides presentations in mobile Web conferencing ». Proceedings - International Conference on Advanced Information Networking and Applications (Barcelona, Spain, Mar. 25-28, 2013) p. 724-731. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers Inc..

François Caron, Stéphane Coulombe. 2012. « A maximum likelihood approach to video error correction applied to H.264 decoding ». 6th International Conference on Next Generation Mobile Applications, Services, and Technologies, (NGMAST) (Paris, France, Sept. 12-14, 2012) Piscataway, NJ : IEEE Computer Society.

Guangyi Chen, Tien D. Bui, Adam Krzyzak, Stéphane Coulombe. 2012. « Adaptive video denoising using block matching 3-D filtering ». 2012 25th IEEE Canadian Conference on Electrical and Computer Engineering (CCECE) (Montreal, QC, Canada, Apr. 29-May 2, 2012) Washington, DC : IEEE Computer Society.

Guangyi Chen, Stéphane Coulombe. 2012. « An FFT-based visual quality metric robust to spatial shift ». 2012 11th International Conference on Information Science, Signal Processing and their Applications (ISSPA) (Montreal, QC, Canada, July 2-5, 2012) p. 372-376. Washington, DC : IEEE Computer Society.

Jean-François Franche, Stéphane Coulombe. 2012. « A multi-frame and multi-slice H.264 parallel video encoding approach with simultaneous encoding of prediction frames ». 2012 2nd International Conference on Consumer Electronics, Communications and Networks (CECNet) (Yichang, China, Apr. 21-23, 2012) p. 3034-3038. Piscataway, N.J. : IEEE Computer Society.

Hicham Layachi, Stéphane Coulombe. 2012. « Novel video transcoding system to efficiently realize combinations of use cases ». Proceedings of the 2012 International Conference on Image Processing, Computer Vision, and Pattern Recognition, IPCV 2012 (Las Vegas, NV, USA, July 16-19, 2012) p. 85-91. Bogart, GA : CSREA Press.

Steven Pigeon, Stéphane Coulombe. 2011. « Efficient clustering-based algorithm for predicting file size and structural similarity of transcoded JPEG images ». 13th IEEE International Symposium on Multimedia (ISM) (Dana Point, CA, USA, Dec. 5-7, 2011) p. 137-142. Los Alamitos, CA, USA : Institute of Electrical and Electronics Engineers Computer Society.

Steven Pigeon, Stéphane Coulombe. 2011. « Optimal quality-aware predictor-based adaptation of multimedia messages ». 6th IEEE International Conference on Intelligent Data Acquisition and Advanced Computing Systems (IDAACS) (Prague, Czech Republic, Sept. 15-17, 2011) p. 496-499. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

Soroosh Rezazadeh, Stéphane Coulombe. 2011. « A novel discrete wavelet domain error-based image quality metric with enhanced perceptual performance ». 18th International Conference on Signal Acquisition and Processing (ICSAP) (Singapore, Singapore, Feb. 2011) p. 357-362.

Luc Trudeau, Stéphane Coulombe, Steven Pigeon. 2011. « Pixel domain referenceless visual degradation detection and error concealment for mobile video ». 18th IEEE International Conference on Image Processing (ICIP) (Brussels, Belgium, Sept. 11-14, 2011) p. 2229-2232. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

Steven Pigeon, Stéphane Coulombe. 2010. « Exploiting motion estimation resilience to approximated metrics on SIMD-capable general processors : from atom to nehalem ». 25th Queen's Biennial Symposium on Communications (QBSC) (Kingston, ON, Canada, May 12-14, 2010) p. 18-23. Washington, D.C. : Institute of Electrical and Electronics Engineers Computer Society.

Soroosh Rezazadeh, Stéphane Coulombe. 2010. « Low-complexity computation of visual information fidelity in the discrete wavelet domain ». IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP) (Dallas, USA, March 14-19, 2010) p. 2438-2441. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

Stéphane Coulombe, Steven Pigeon. 2009. « Quality-aware selection of quality factor and scaling parameters in JPEG image transcoding ». IEEE Symposium on Computational Intelligence for Multimedia Signal and Vision Processing (CIMSVP) (Nashville, TN, USA, March 30- April 2, 2009) p. 68-74. New York, NY, USA : Institute of Electrical and Electronics Engineers.

Isabelle Metoevi, Stéphane Coulombe. 2009. « Efficient MPEG-4 to H.264 transcoding exploiting MPEG-4 block modes, motion vectors, and residuals ». 9th International Symposium on Communications and Information Technology (ISCIT) (Icheon, Republic of Korea, Sept. 28-30, 2009) p. 224-229. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers Computer Society.

Steven Pigeon, Stéphane Coulombe. 2009. « Speeding up motion estimation in modern video encoders using approximate metrics and SIMD processors ». IEEE Symposium on Industrial Electronics and Applications (ISIEA) (Kuala Lumpur, Malaysia, Oct. 4-6, 2009) p. 233-238. Washington, D.C. : Institute of Electrical and Electronics Engineers Computer Society.

Soroosh Rezazadeh, Stéphane Coulombe. 2009. « A novel approach for computing and pooling structural similarity index in the discrete wavelet domain ». 16th IEEE International Conference on Image Processing (ICIP) (Cairo, Egypt, Nov. 7-12, 2009) p. 2209-2212. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

Stéphane Coulombe. 2008. « Real-time multi-user transcoding for Push to talk over Cellular ». 2nd International Conference on Next Generation Mobile Applications, Services, and Technologies (NGMAST) (Cardiff, Wales, UK, Sept. 16-19, 2008) p. 351-356. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers Computer Society.

Steven Pigeon, Stéphane Coulombe. 2008. « Computationally efficient algorithms for predicting the file size of JPEG images subject to changes of quality factor and scaling ». 24th Biennial Symposium on Communications (BSC) (Kingston, Canada, June 24-26, 2008) p. 378-382. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers Computer Society.

François Caron, Stéphane Coulombe, Tao Wu. 2007. « A transcoding server for the home domain ». IEEE International Conference on Portable Information Devices (Orlando, FL, USA, May 25-29, 2007) Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

Stéphane Coulombe, Éric Dubois. 1997. « Compatible NTSC system with cross-talk-free multiplexing of luminance and chrominance ». Visual Communications and Image Processing '97 (San Jose, CA, 1997, Feb. 8, 1997) p. 1188-1199.

Stéphane Coulombe, Eric Dubois. 1997. « Theory and design of multidimensional two-channel near-perfect-reconstruction modulated filter banks ». 1997 IEEE International Conference on Acoustics, Speech, and Signal Processing, 1997. ICASSP-97 (Munich, Germany, Apr. 21-24, 1997) p. 3033-3036. IEEE.

Stéphane Coulombe, Eric Dubois. 1996. « Multidimensional windows over arbitrary lattices and their application to FIR filter design ». 1996 IEEE International Conference on Acoustics, Speech, and Signal Processing, 1996. ICASSP-96. Conference Proceedings (Atlanta, GA, USA, May 7-10, 1996) p. 2383-2386. IEEE.

Stéphane Coulombe, Eric Dubois. 1995. « Transmultiplexing of multidimensional signals over arbitrary lattices with perfect reconstruction ». 1995 International Conference on Acoustics, Speech, and Signal Processing, 1995. ICASSP-95 (Detroit, MI, USA, May 9-12, 1995) p. 2137-2140. IEEE.

Article publié dans une revue, révisé par les pairs (19)

Mohammadreza Jamali, Stéphane Coulombe. 2019. « Fast HEVC intra mode decision based on RDO cost prediction. ». IEEE Transactions on Broadcasting. vol. 65 , nº 1. p. 109-122.

Jean-François Franche, Stéphane Coulombe. 2018. « Efficient H.264-to-HEVC transcoding based on motion propagation and post-order traversal of coding tree units ». IEEE Transactions on Circuits and Systems for Video Technology. vol. 28 , nº 12. p. 3452-3466.

Firouzeh Golaghazadeh, Stéphane Coulombe, François Coudoux, Patrick Corlay. 2018. « Checksum-filtered list decoding applied to H.264 and H.265 video error correction ». IEEE Transactions on Circuits and Systems for Video Technology. vol. 28 , nº 8. p. 1993-2006.

Habib Louafi, Stéphane Coulombe, Mohamed Cheriet. 2018. « A TOPSIS-based QoE model for adapted content selection of slide documents ». Multimedia Tools and Applications. vol. 77 , nº 20. p. 26741-26768.

Luc Trudeau, Stéphane Coulombe, Christian Desrosiers. 2018. « Cost-based search ordering for rate-constrained motion estimation applied to HEVC ». IEEE Transactions on Broadcasting. vol. 64 , nº 4. p. 922-932.

Habib Louafi, Stéphane Coulombe, Mohamed Cheriet. 2017. « Multi-objective optimization in dynamic content adaptation of slide documents ». IEEE Transactions on Services Computing. vol. 10 , nº 2. p. 231-243.

François Caron, Stéphane Coulombe. 2015. « Video error correction using soft-output and hard-output maximum likelihood decoding applied to H.264 baseline profile ». IEEE Transactions on Circuits and Systems for Video Technology. vol. 25 , nº 7. 14 p. p. 1161-1174.

Habib Louafi, Stéphane Coulombe, Umesh Chandra. 2015. « Robust QoE-aware prediction-based dynamic content adaptation framework applied to slides documents in mobile Web conferencing ». Multimedia Tools and Applications. vol. 74 , nº 18. p. 7883-7920.

Guangyi Chen, Stéphane Coulombe. 2014. « A new image registration method robust to noise ». Multidimensional Systems and Signal Processing. vol. 25 , nº 3. p. 601-609.

Steven Pigeon, Stéphane Coulombe. 2014. « Quality-aware predictor-based adaptation of still images for the multimedia messaging service ». Multimedia Tools and Applications. vol. 72 , nº 2. 25 p. p. 1841-65.

Guangyi Chen, Stéphane Coulombe. 2013. « An image visual quality assessment method based on SIFT features ». Journal of Pattern Recognition Research. vol. 8 , nº 1. p. 85-97.

Habib Louafi, Stéphane Coulombe, Umesh Chandra. 2013. « Quality prediction-based dynamic content adaptation framework applied to collaborative mobile presentations ». IEEE Transactions on Mobile Computing. vol. 12 , nº 10. p. 2024-2036.

Soroosh Rezazadeh, Stéphane Coulombe. 2013. « A novel discrete wavelet transform framework for full reference image quality assessment ». Signal, Image and Video Processing. vol. 7 , nº 3. p. 559-573.

Steven Pigeon, Stéphane Coulombe. 2012. « K-Means based prediction of transcoded jpeg file size and structural similarity ». International Journal of Multimedia Data Engineering and Management. vol. 3 , nº 2. p. 41-57.

Soroosh Rezazadeh, Stéphane Coulombe. 2012. « A novel discrete wavelet domain error-based image quality metric with enhanced perceptual performance ». International Journal of Computer and Electrical Engineering. vol. 4 , nº 3. p. 390-395.

Stéphane Coulombe, Steven Pigeon. 2010. « Low-complexity transcoding of JPEG images with near-optimal quality using a predictive quality factor and scaling parameters ». IEEE Transactions on Image Processing. vol. 19 , nº 3. p. 712-721.

Stéphane Coulombe, Guido Grassel. 2004. « Multimedia adaptation for the multimedia messaging service ». IEEE Communications Magazine. vol. 42 , nº 7. p. 120-126.

Stéphane Coulombe, Eric Dubois. 1999. « Nonuniform perfect reconstruction filter banks over lattices with application to transmultiplexers ». IEEE Transactions on Signal Processing. vol. 47 , nº 4. p. 1010-1023.

Stéphane Coulombe, Eric Dubois. 1998. « Linear phase and symmetries for multidimensional FIR filters over lattices ». IEEE Transactions on Circuits and Systems II: Analog and Digital Signal Processing. vol. 45 , nº 4. p. 473-481.

Brevet (69)

Mohammadreza Jamali, Stephane Coulombe, Francois Caron. 2018-11-27. « Method and system for fast mode decision for high efficiency video coding ».

Luc Normand Trudeau, Stephane Coulombe, Christian Desrosiers. 2018-06-26. « Method and system for rate-constrained search ordering ».

Stéphane Coulombe. 2017-12-06. « An improved video rate control for video coding standards ».

Steven Pigeon, Jean-François Franche, Stéphane Coulombe. 2017-08-30. « System and method for predicting the file size of images subject to transformation by scaling and a change of quality-controlling parameters ».

Guangyi Chen, Stéphane Coulombe. 2017-06-14. « Image registration method and system robust to noise ».

François Caron, Stéphane Coulombe. 2017-05-23. « Method and system for video error correction ».

Didier Joset, Stéphane Coulombe, Maged E. Beshai. 2017-05-23. « Method and apparatus for signal encoding realizing optimal fidelity ».

G. Chen, Stéphane Coulombe. 2017-02-01. « Image registration method and system robust to noise ».

Stéphane Coulombe. 2016-05-31. « System and method for optimizing a communication session between multiple terminals involving transcoding operations ».

Didier Joset, Stéphane Coulombe, M. E. Beshai. 2016-05-10. « Method and apparatus for signal encoding producing encoded signals of high fidelity at minimal sizes ».

Jean-François Franche, Stéphane Coulombe. 2016-01-26. « Method and system for parallel encoding of a video ».

Isabelle Metoevi, Stéphane Coulombe. 2015-08-04. « Method and system for efficient video transcoding using coding modes, motion vectors and residual information ».

Stéphane Coulombe, Isabelle Metoevi. 2015-07-07. « Method and system for generating block mode conversion table for efficient video transcoding ».

Steven Pigeon, Jean-François Franche, Stéphane Coulombe. 2015-06-30. « System and method for predicting the file size of images subject to transformation by scaling and a change of quality-controlling parameters ».

Stéphane Coulombe, Soroosh Rezazadeh. 2015-03-17. « Method and system for increasing robustness of visual quality metrics using spatial shifting ».

Stéphane Coulombe. 2015-02-25. « Improvement in video rate control compliant with video coding standards ».

Guangyi Chen, Stéphane Coulombe. 2015-02-17. « Image registration method and system robust to noise ».

Guangyi Chen, Stéphane Coulombe. 2015-01-27. « Methods and systems for processing a first image with reference to a second image ».

Stéphane Coulombe, Steven Pigeon. 2015-01-09. « Method and system for low complexity transcoding of images with near-optimal quality ».

Stéphane Coulombe, Steven Pigeon, Jean-François Franche. 2014-11-03. « System and method for quality-aware selection of parameters in transcoding of digital images ».

Stéphane Coulombe, Steven Pigeon. 2014-10-29. « Method and system for low complexity transcoding of images with near-optimal quality ».

Stéphane Coulombe, Francis Labonté. 2014-09-24. « A buffer-based rate control exploiting frame complexity, buffer level and position of intra frames in video coding ».

Steven Pigeon, Jean-François Franche, Stéphane Coulombe. 2014-09-17. « System and method for predicting the file size of images subject to transformation by scaling and a change of quality-controlling parameters ».

Stéphane Coulombe, Francis Labonté. 2014-09-02. « Buffer based rate control in video coding ».

Soroosh Rezazadeh, Stéphane Coulombe. 2014-07-22. « Method and system for determining a quality measure for an image using multi-level decomposition of images ».

Stéphane Coulombe. 2014-07-17. « An improved video rate control for video coding standards ».

Stéphane Coulombe, Francis Labonté. 2014-06-24. « Buffer based rate control in video coding ».

Hicham Layachi, Stéphane Coulombe. 2014-06-17. « Method and system for selectively performing multiple video transcoding operations ».

S. Rezazadeh, Stéphane Coulombe. 2014-04-04. « Method and system for determining a quality measure for an image using multi-level decomposition of images ».

Stéphane Coulombe. 2014-03-07. « Method and system for low complexity transcoding of image with near optimal quality ».

Stéphane Coulombe, Steven Pigeon, Jean-François Franche. 2014-03-04. « System and method for quality-aware selection of parameters in transcoding of digital images ».

Stéphane Coulombe, Steven Pigeon. 2014-02-25. « Method and system for low complexity transcoding of image with near optimal quality ».

Soroosh Rezazadeh, Stéphane Coulombe. 2014-02-25. « Method and system for determining a quality measure for an image using a variable number of multi-level decompositions ».

Soroosh Rezazadeh, Stéphane Coulombe. 2014-02-25. « Method and system for determining a quality measure for an image using multi-level decomposition of images ».

Stéphane Coulombe, S. Pigeon, J. -F. Franche. 2013-10-15. « System and method for quality-aware selection of parameters in transcoding of digital images ».

Stéphane Coulombe, Steven Pigeon, Jean-François Franche. 2013-10-15. « System and method for quality-aware selection of parameters in transcoding of digital images ».

Stéphane Coulombe. 2013-09-11. « Multi-users real-time transcoding system and method for multimedia sessions ».

Soroosh Rezazadeh, Stéphane Coulombe. 2013-09-10. « Method and system for determining structural similarity between images ».

Soroosh Rezazadeh, Stéphane Coulombe. 2013-08-20. « Method and system for determining a quality measure for an image using a variable number of multi-level decompositions ».

Soroosh Rezazadeh, Stéphane Coulombe. 2013-08-20. « Method and system for determining a quality measure for an image using multi-level decomposition of images ».

Isabelle Metoevi, Stéphane Coulombe. 2013-07-23. « Methods and systems for efficient video transcoding ».

Isabelle Metoevi, Stéphane Coulombe. 2013-04-02. « Method and system for generating block mode conversion table for efficient video transcoding ».

Stéphane Coulombe. 2013-03-19. « Video rate control for video coding standards ».

Steven Pigeon, Jean-François Franche, Stéphane Coulombe. 2013-02-12. « System and method for predicting the file size of images subject to transformation by scaling and a change of quality-controlling parameters ».

Stéphane Coulombe, Francis Labonté. 2013-01-18. « A buffer rate control exploiting frame complexity, buffer level and position of intra frames in video coding ».

S. Pigeon, J. -F. Franche, Stéphane Coulombe. 2013-01-18. « System and method for predicting the file size of images subject to transformation by scaling and a change of quality-controlling parameters ».

Soroosh Rezazadeh, Stéphane Coulombe. 2012-12-04. « Method and system for determining structural similarity between images  ».

Stéphane Coulombe, Steven Pigeon. 2012-10-30. « Method and system for low complexity transcoding of images with near-optimal quality ».

Stéphane Coulombe, Steven Pigeon, Jean-François Franche. 2012-10-23. « Method and system for generating a quality prediction table for quality-aware transcoding of digital images ».

Stéphane Coulombe. 2012-10-09. « Multi-users real-time transcoding system and method for multimedia sessions  ».

Stéphane Coulombe, Steven Pigeon, Jean-François Franche. 2012-09-18. « System and method for quality-aware selection of parameters in transcoding of digital images  ».

Stéphane Coulombe. 2012-07-18. « Multi-users real-time transcoding system and method for multimedia sessions ».

Steven Pigeon, Jean-François Franche, Stéphane Coulombe. 2012-07-17. « System and method for predicting the file size of images subject to transformation by scaling and a change of quality-controlling parameters  ».

Stéphane Coulombe. 2012-05-30. « An improved video rate control for video coding standards ».

Stéphane Coulombe, Steven Pigeon, Jean-François Franche. 2012-05-30. « System and method for quality-aware selection of parameters in transcoding of digital images ».

Steven Pigeon, Jean-François Franche, Stéphane Coulombe. 2012-05-23. « System and method for predicting the file size of images subject to transformation by scaling and a change of quality-controlling parameters ».

S. Coulombe, S. Pigeon, J. -F. Franche. 2012-05-18. « System and method for quality-aware selection of parameters in transcoding of digital images ».

Stéphane Coulombe. 2012-02-28. « Multi-users real-time transcoding system and method for multimedia sessions  ».

Stéphane Coulombe. 2011-09-13. « Multi-users real-time transcoding system and method for multimedia sessions ».

Stéphane Coulombe, Guido Grassel, Fred Ware, Suresh Chitturi. 2010-03-31. « Dynamic probing and reporting of bit rate information ».

Pekka Pessi, Stéphane Coulombe. 2010-03-23. « System and method for conveying terminal capability and user preferences-dependent content characteristics for content adaptation ».

Justin Ridge, Stéphane Coulombe. 2009-07-22. « Apparatus, and associated method, for altering the resolution of a digital image ».

S. Coulombe, G. Grassel, F. Ware, S. Chitturi. 2009-05-27. « Dynamic probing and reporting of bit rate information ».

Stéphane Coulombe, Guido Grassel. 2007-05-01. « Method and apparatus for transcoding content with permissible operations autorized by content creator ».

Justin Ridge, Stéphane Coulombe. 2006-09-21. « Apparatus, and associated method, for altering the resolution of a digital image ».

Stéphane Coulombe. 2006-09-05. « System for rendering multimedia messages by providing, in a multimedia message, URL for downloadable sofware to a receiving terminal ».

Stéphane Coulombe, Guido Grassel, Fred Ware, Suresh Chitturi. 2006-05-09. « Dynamic probing and reporting of bit rate information ».

Roberto Castagno, Stéphane Coulombe. 2006-03-21. « Method for providing a terminal with coded still image signals, communications system, network element and module ».

Justin Ridge, Stéphane Coulombe. 2004-05-18. « Apparatus, and associated method, for altering the resolution of a digital image ».

Chapitre de livre (5)

Steven Pigeon, Stéphane Coulombe. 2012. « Optimal quality-aware predictor-based adaptation of multimedia messages ». In Digital Image and Signal Processing for Measurement Systems . p. 71-99. Rivers Publishing.

Stéphane Coulombe, Oskari Koskimies, Guido Grassel. 2004. « Content adaptation for the mobile internet ». In Content Networking in the Mobile Internet . p. 205-254. John Wiley & Sons.

S. Coulombe, G. Grassel, P. Hjort. 2002. « Multimedia messaging - The evolution of SMS to MMS ». In MITA : Mobile Internet Technical Architecture : volume 1 : Technologies and Standardization . p. 275-286. IT Press.

S. Coulombe, G. Grassel, J. Ridge. 2002. « SIP instant message adaptation ». In MITA : Mobile Internet Technical Architecture : volume 3 : Visions and Implementations . p. 123-137. IT Press.

J. Ridge, S. Coulombe, G. Grassel. 2002. « Multimedia content adaptation for the mobile internet ». In MITA : Mobile Internet Technical Architecture : volume 3 : Visions and Implementations . p. 421-426. IT Press.

Communication (1)

Stéphane Coulombe. 2011. « Current issues in video coding, transcoding and transport ». Communication lors de la conférence : International C* Conference on Computer Science & Software Engineering (C3S2E) ( Montreal, QC, Canada, May 16-18, 2011 )

Article de revue ou de magazine, non révisé par les pairs (1)

Stéphane Coulombe. 2011. « L'ÉTS améliore le transcodage vidéo ». Les Affaires. Les Affaires, vol. , nº 38. p. 40.

Affiche (1)

S. Pigeon, Stéphane Coulombe. 2008. « Very low cost algorithms for predicting the file size of JPEG images subject to changes of quality factor and scaling ». Affiche présentée lors de la conférence : Data Compression Conference (DCC) ( Snowbird, UT, USA, March 25-27, 2008 )

Prix et distinctions

Best Paper Award |International Conference on Next Generation Mobile Applications, Security and Technologies
2012
Prix d’excellence du directeur général |Institut national de la recherche scientifique
1997