Main Contibutions

Journal publications

• J. Carreira, P. Assunção, S. M. M. de Faria, E. Ekmekcioglu, and A. Kondoz, Error Concealment-Aware Encoding for Robust Video Transmission, in IEEE Transactions on Broadcasting, vol. 65, no. 2, pp. 282-293, June 2019.
• J. Carreira, P. Assunção, S. M. M. de Faria, E. Ekmekcioglu, and A. Kondoz, A two-stage approach for robust HEVC coding and streaming, in IEEE Transactions on Circuits and Systems for Video Technology, vol. 28, no. 8, pp. 1960-1973, Aug. 2018

Conference publications

• J. Carreira, S. M. M. de Faria, L. M. N. Tavora, A. Navarro and P. A. Assuncao, Attention-driven tile splitting method for improved efficiency of omnidirectional versatile video coding, 2021 IEEE International Conference on Image Processing (ICIP), Sep. 2021
• J. Carreira, S. M. M. de Faria, L. M. N. Távora, A. Navarro and P. A. Assuncão, 360° Video Coding using Adaptive Tile Partitioning, 2021 Telecoms Conference (ConfTELE), 2021, Leiria, Portugal, Feb. 2021
• J. Carreira, S. M. M. de Faria, L. M. N. Távora, A. Navarro, P. A. Assuncão, Versatile Video Coding of 360° Video using Adaptive Resolution Change, 27th IEEE International Conference on Image Processing (ICIP), Abu Dhabi, United Arab Emirates, Oct. 2020
• J. Carreira, S. M. M. de Faria, L. M. N. Távora, A. Navarro, P. A. Assuncão, Scalable Coding of 360-degree Video for Streaming Adaptation at 5G Network Edges, IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (BMSB), Paris, France, Oct. 2020
• J. Carreira, S. M. M. de Faria, L. M. N. Távora, A. Navarro, P. A. Assuncão, Versatile Video Coding of 360-Degree Video usingFrame-based FoV and Visual Attention, 21st IEEE International Symposium on Multimedia (ISM), San Diego, USA, Dec. 2019
• J. Carreira, P. A. Assunção, S. M. M. de Faria, E. Ekmekcioglu and A. Kondoz, A Robust Video Encoding Scheme to Enhance Error Concealment of Intra Frames, IEEE International Symposium on Circuits and Systems (ISCAS), Baltimore, United States, May, 2017
• J. Carreira, P. A. Assunção, S. M. M. de Faria, E. Ekmekcioglu, A. Kondoz, and H.Lim, Reference picture selection using checkerboard pattern for resilient video coding, in IEEE International Conference on Visual Communications and Image Processing (VCIP), pp. 1–5, Dec. 2015
• J. Carreira, E. Ekmekcioglu, A. Kondoz, P. A. Assuncão, S. M. M. de Faria, and V. D. Silva, Selective motion vector redundancies for improved error resilience in HEVC, in IEEE International Conference on Image Processing (ICIP), pp. 2457–2461, Oct. 2014
• J. Carreira, V. D. Silva, E. Ekmekcioglu, A. Kondoz, P. A. Assuncão, and S. M. M. de Faria, Dynamic motion vector refreshing for enhanced error resilience in HEVC, in 22nd European Signal Processing Conference (EUSIPCO), pp. 281–285, Sep. 2014
• J. Carreira, P. A. Assuncão, N. Rodrigues, and S. M. M. de Faria, Frame loss concealment for 3D video decoders based on disparity-compensated motion field, in 3DTV-Conference: The True Vision - Capture, Transmission and Display of 3D Video (3DTV-CON), pp. 1–4, Oct. 2012
• J. Carreira, L. Pinto, N. Rodrigues, S. Faria, and P. A. Assuncão, Subjective assessment of frame loss concealment methods in 3D video, in Picture Coding Symposium (PCS), pp. 182–185, Dec. 2010

Thesis

• J. Carreira, Error Resilience and Concealment Techniques for High Efficiency Video Coding, PhD thesis, Loughborough University London, United Kingdom, Dec. 2018
• J. Carreira, Subjective Quality Evaluation and Frame Loss Concealment in 3D Video, MSc thesis, Instituto Politécnico de Leiria, Portugal, Dec. 2012

Other publications

• J. N. Filipe, J. Carreira, L. M. N. Tavora, S. M. M. de Faria, A. Navarro and P. A. Assuncao, Tree-Based Ensemble Methods for Complexity Reduction of VVC Intra Coding, 2021 Telecoms Conference (ConfTELE), Leiria, Portugal, Feb. 2021
• J. N. Filipe, J. Carreira, L. M. N. Tavora, S. M. M. Faria, A. Navarro and P. A. A. Assuncao, Complexity Estimation for Load Balancing of 360-Degree Intra Versatile Video Coding, IEEE Workshop on Signal Processing Systems (SiPS), Coimbra, Portugal, Oct. 2020
• J. Duarte, J. Carreira, P. A. Assuncão, UHD Panoramic Video Coding for Multi-Camera and Multi-Processor Acquisition Systems, in The Thirteenth International Conference on Mobile Ubiquitous Computing, Systems, Services and Technologiess (UBICOMM), pp. 30–35, Sep. 2019
• J. Filipe, J. Carreira, L. M. N. Távora, S. M. M. de Faria, A. Navarro, P. A. Assuncão, Omnidirectional Video Coding: New Coding Tools and Performance Evaluation of VVC, in 11th Conference on Telecommunications (ConfTele), Lisboa, Portugal, June, 2019,
• J. Carreira, S. M. M. de Faria, P. A. Assuncão, E. Ekmekcioglu, and A. Kondoz, Error resilience analysis of motion vector prediction in HEVC, in 10th Conference on Telecommunications (Conftele), pp. 1–4, Oct. 2015
• J. Carreira, N. Rodrigues, S. M. M. de Faria, and P. Assunção, Frame Loss Concealment for H.264/AVC Stereo Video Decoders, in 9th Conference on Telecommunications (Conftele), pp. 1–4, May 2013
• L. Pinto, J. Carreira, S. M. M. de Faria, N. Rodrigues, and P. A. Assunção, Subjective quality factors in packet 3D video, in Third International Workshop on Quality of Multimedia Experience (QoMEX),, pp. 149–154 Sep. 2011

Presentations

• J. Carreira, Attention-driven tile splitting method for improved efficiency of omnidirectional versatile video coding, 28th IEEE International Conference on Image Processing (ICIP), Sep. 2021 [Video]
• J. Carreira, Versatile Video Coding of 360° Video using Adaptive Resolution Change, 27th IEEE International Conference on Image Processing (ICIP), Oct. 2020 [Video]
• J. Carreira, Scalable Coding of 360-degree Video for Streaming Adaptation at 5G Network Edges, IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (BMSB), Paris, France, Oct. 2020 [Video]
• J. Carreira, Versatile Video Coding of 360-Degree Video usingFrame-based FoV and Visual Attention, 21st IEEE International Symposium on Multimedia (ISM), Dec. 2019 [Slides]
• J. Carreira, UHD Panoramic Video Coding for Multi-Camera and Multi-Processor Acquisition Systems in The Thirteenth International Conference on Mobile Ubiquitous Computing, Systems, Services and Technologiess (UBICOMM), Porto, Portugal, Sep. 2019 [Slides]
• J. Carreira, A Robust Video Encoding Scheme to Enhance Error Concealment of Intra Frames, IEEE International Symposium on Circuits and Systems (ISCAS), May 2017 [Video]
• J. Carreira, Methods to improve error resilience in inter-frame High Efficiency Video Coding, 3D-ConTourNet Cost Action Meeting, May 2015 [Slides]
• J. Carreira, Selective motion vector redundancies for improved error resilience in HEVC, in IEEE International Conference on Image Processing (ICIP), Oct. 2014 [Slides]
• J. Carreira, Dynamic motion vector refreshing for enhanced error resilience in HEVC, in 22nd European Signal Processing Conference (EUSIPCO), Sep. 2014 [Slides]

Awards

• IEEE ICIP 2014 - Top 10% Paper Award for the paper , The Organizing Committee of the 2014 IEEE International Conference on Image Processing, recognized the following paper as one of the “Top 10%” papers in ICIP 2014 Technical Program as based on reviewer scores and recommendations: "Selective Motion Vector Redundancies for Improved Error Resilience in HEVC” by J. Carreira, E. Ekmekcioglu, A. Kondoz, P. A. Assunção, S. M. N. Faria, and V. D. Silva, Sep. 2014