João Ascenso

Orcid: 0000-0001-9902-5926

Affiliations:
  • Instituto de Telecomunicaçoes, Portugal


According to our database1, João Ascenso authored at least 124 papers between 2001 and 2024.

Collaborative distances:
  • Dijkstra number2 of four.
  • Erdős number3 of four.

Timeline

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Bibliography

2024
Subjective performance assessment protocol for visual explanations-based face verification explainability.
EURASIP J. Image Video Process., December, 2024

Guest Editorial Special Section on Recent Standardization Efforts for Learning-Based Visual Data Coding.
IEEE Trans. Circuits Syst. Video Technol., May, 2024

Globally and locally optimized Pannini projection for high FoV rendering of 360° images.
Signal Process. Image Commun., 2024

Globally and Locally Optimized Pannini Projection for High FoV Rendering of 360-degree Images.
CoRR, 2024

NeRF View Synthesis: Subjective Quality Assessment and Objective Metrics Evaluation.
CoRR, 2024

2023
The JPEG AI Standard: Providing Efficient Human and Machine Visual Data Consumption.
IEEE Multim., 2023

Fidelity-preserving Learning-Based Image Compression: Loss Function and Subjective Evaluation Methodology.
Proceedings of the IEEE International Conference on Visual Communications and Image Processing, 2023

NeRF-QA: Neural Radiance Fields Quality Assessment Database.
Proceedings of the 15th International Conference on Quality of Multimedia Experience, 2023

On the Performance of Subjective Visual Quality Assessment Protocols for Nearly Visually Lossless Image Compression.
Proceedings of the 31st ACM International Conference on Multimedia, 2023

Predictive Sampling for Efficient Pairwise Subjective Image Quality Assessment.
Proceedings of the 31st ACM International Conference on Multimedia, 2023

Complexity Scalable Learning-Based Image Decoding.
Proceedings of the IEEE International Conference on Image Processing, 2023

A RISE-Based Explainability Method for Genuine and Impostor Face Verification.
Proceedings of the 22nd International Conference of the Biometrics Special Interest Group, 2023

2022
Joint Geometry and Color Projection-Based Point Cloud Quality Metric.
IEEE Access, 2022

Object-Based Geometric Distortion Metric for Viewport Rendering of 360° Images.
IEEE Access, 2022

Perceptual impact of the loss function on deep-learning image coding performance.
Proceedings of the Picture Coding Symposium, 2022

Evaluation of Sampling Algorithms for a Pairwise Subjective Assessment Methodology.
Proceedings of the IEEE International Symposium on Multimedia, 2022

Impact of Conventional and AI-based Image Coding on AI-based Face Recognition Performance.
Proceedings of the 10th European Workshop on Visual Information Processing, 2022

2021
Point Cloud Rendering After Coding: Impacts on Subjective and Objective Quality.
IEEE Trans. Multim., 2021

Lenslet Light Field Image Coding: Classifying, Reviewing and Evaluating.
IEEE Trans. Circuits Syst. Video Technol., 2021

IEEE Access Special Section Editorial: Deep Learning Technologies for Internet of Video Things.
IEEE Access, 2021

Large-Scale Crowdsourcing Subjective Quality Evaluation of Learning-Based Image Coding.
Proceedings of the International Conference on Visual Communications and Image Processing, 2021

Performance Evaluation of Objective Image Quality Metrics on Conventional and Learning-Based Compression Artifacts.
Proceedings of the 13th International Conference on Quality of Multimedia Experience, 2021

A Point-to-Distribution Joint Geometry and Color Metric for Point Cloud Quality Assessment.
Proceedings of the 23rd International Workshop on Multimedia Signal Processing, 2021

Image Coding with Neural Network-Based Colorization.
Proceedings of the IEEE International Conference on Acoustics, 2021

2020
Mahalanobis Based Point to Distribution Metric for Point Cloud Geometry Quality Evaluation.
IEEE Signal Process. Lett., 2020

Point cloud coding: A privileged view driven by a classification taxonomy.
Signal Process. Image Commun., 2020

Visual monitoring of High-Sea fishing activities using deep learning-based image processing.
Multim. Tools Appl., 2020

Objective Assessment of Perceived Geometric Distortions in Viewport Rendering of 360° Images.
IEEE J. Sel. Top. Signal Process., 2020

A Generalized Hausdorff Distance Based Quality Metric for Point Cloud Geometry.
Proceedings of the Twelfth International Conference on Quality of Multimedia Experience, 2020

Field-Of-View Effect on The Perceived Quality of Omnidirectional Images.
Proceedings of the 2020 IEEE International Conference on Multimedia & Expo Workshops, 2020

Improving Psnr-Based Quality Metrics Performance For Point Cloud Geometry.
Proceedings of the IEEE International Conference on Image Processing, 2020

Optimizing an Image Coding Framework with Deep Learning-based Pre- and Post-Processing.
Proceedings of the 28th European Signal Processing Conference, 2020

2019
Blind Quality Assessment of 3-D Synthesized Views Based on Hybrid Feature Classes.
IEEE Trans. Multim., 2019

Graph-Based Static 3D Point Clouds Geometry Coding.
IEEE Trans. Multim., 2019

Adaptive Multi-level Triangle Soup for Geometry-based Point Cloud Coding.
Proceedings of the 21st IEEE International Workshop on Multimedia Signal Processing, 2019

Improved Patch Packing for the MPEG V-PCC Standard.
Proceedings of the 21st IEEE International Workshop on Multimedia Signal Processing, 2019

Adaptive Plane Projection for Video-Based Point Cloud Coding.
Proceedings of the IEEE International Conference on Multimedia and Expo, 2019

Content-Aware Perspective Projection Optimization for Viewport Rendering of 360° Images.
Proceedings of the IEEE International Conference on Multimedia and Expo, 2019

Hybrid Octree-Plane Point Cloud Geometry Coding.
Proceedings of the 27th European Signal Processing Conference, 2019

Hybrid Point Cloud Geometry Coding Using Planes and Octree Representation Models.
Proceedings of the Data Compression Conference, 2019

2018
Holographic Data Coding: Benchmarking and Extending HEVC With Adapted Transforms.
IEEE Trans. Multim., 2018

Rate-Distortion Driven Adaptive Partitioning for Octree-Based Point Cloud Geometry Coding.
Proceedings of the 2018 IEEE International Conference on Image Processing, 2018

Full Reference Quality Assessment of DIBR-Based Synthesized Images.
Proceedings of the International Conference on 3D Immersion, 2018

Lenslet Light Field Panorama Creation: A Sub-Aperture Image Stitching Approach.
Proceedings of the 26th European Signal Processing Conference, 2018

Lenslet Light Field Imaging Scalable Coding.
Proceedings of the 26th European Signal Processing Conference, 2018

Objective Assessment of Line Distortions in Viewport Rendering of 360º Images.
Proceedings of the 2018 IEEE International Conference on Artificial Intelligence and Virtual Reality, 2018

2017
Adaptive Scalable Video Coding: An HEVC-Based Framework Combining the Predictive and Distributed Paradigms.
IEEE Trans. Circuits Syst. Video Technol., 2017

Saliency-driven omnidirectional imaging adaptive coding: Modeling and assessment.
Proceedings of the 19th IEEE International Workshop on Multimedia Signal Processing, 2017

Epipolar based light field key-location detector.
Proceedings of the 19th IEEE International Workshop on Multimedia Signal Processing, 2017

Subjective and objective quality evaluation of compressed point clouds.
Proceedings of the 19th IEEE International Workshop on Multimedia Signal Processing, 2017

Perceptual Analysis of Perspective Projection for Viewport Rendering in 360° Images.
Proceedings of the 19th IEEE International Symposium on Multimedia, 2017

Rate-Accuracy Optimization of Deep Convolutional Neural Network Models.
Proceedings of the 19th IEEE International Symposium on Multimedia, 2017

Subjective and objective quality evaluation of 3D point cloud denoising algorithms.
Proceedings of the 2017 IEEE International Conference on Multimedia & Expo Workshops, 2017

Lisbon Landmark Lenslet Light Field Dataset: Description and Retrieval Performance.
Proceedings of the 15th International Workshop on Content-Based Multimedia Indexing, 2017

2016
Digital holography: Benchmarking coding standards and representation formats.
Proceedings of the IEEE International Conference on Multimedia and Expo, 2016

Multi-view distributed coding and selection of local binary features.
Proceedings of the IEEE International Conference on Multimedia and Expo, 2016

Boosting decoding quality performance in DASH-based streaming frameworks.
Proceedings of the 2016 IEEE International Conference on Multimedia & Expo Workshops, 2016

Multi-view distributed source coding of binary features for visual sensor networks.
Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

Improving SHVC performance with a joint layer coding mode.
Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

2015
HEVC backward compatible scalability: A low encoding complexity distributed video coding based approach.
Signal Process. Image Commun., 2015

Improving enhancement layer merge mode for HEVC scalable extension.
Proceedings of the 2015 Picture Coding Symposium, 2015

Epipolar plane image based rendering for 3D video coding.
Proceedings of the 17th IEEE International Workshop on Multimedia Signal Processing, 2015

Stereo Based Tracking-by-Detection for Visual Sensor Networks.
Proceedings of the 2015 IEEE International Symposium on Multimedia, 2015

Descriptor-based adaptive tracking-by-detection for visual sensor networks.
Proceedings of the 2015 IEEE International Conference on Multimedia & Expo Workshops, 2015

GreenEyes: Networked energy-aware visual analysis.
Proceedings of the 2015 IEEE International Conference on Multimedia & Expo Workshops, 2015

2014
Perceptually driven video error protection using a distributed source coding approach.
Signal Process. Image Commun., 2014

A robust fusion method for multiview distributed video coding.
EURASIP J. Adv. Signal Process., 2014

Optimal reconstruction for a HEVC backward compatible distributed scalable video codec.
Proceedings of the 2014 IEEE Visual Communications and Image Processing Conference, 2014

Statistical reconstruction for predictive video coding.
Proceedings of the 2014 IEEE Visual Communications and Image Processing Conference, 2014

H.264/AVC backward compatible bit-depth scalable video coding.
Proceedings of the IEEE 16th International Workshop on Multimedia Signal Processing, 2014

Correlation modeling for a distributed scalable video codec based on the HEVC standard.
Proceedings of the IEEE 16th International Workshop on Multimedia Signal Processing, 2014

Local feature selection for efficient binary descriptor coding.
Proceedings of the 2014 IEEE International Conference on Image Processing, 2014

Enabling visual analysis in wireless sensor networks.
Proceedings of the 2014 IEEE International Conference on Image Processing, 2014

Coding binary local features extracted from video sequences.
Proceedings of the 2014 IEEE International Conference on Image Processing, 2014

Demo: Enabling Image Analysis Tasks in Visual Sensor Networks.
Proceedings of the International Conference on Distributed Smart Cameras, 2014

Joint disparity and motion estimation using optical flow for multiview Distributed Video Coding.
Proceedings of the 22nd European Signal Processing Conference, 2014

Coding mode decision algorithm for binary descriptor coding.
Proceedings of the 22nd European Signal Processing Conference, 2014

2013
Side information creation for efficient Wyner-Ziv video coding: Classifying and reviewing.
Signal Process. Image Commun., 2013

Perspective transform motion modeling for improved side information creation.
EURASIP J. Adv. Signal Process., 2013

Clustering based binary descriptor coding for efficient transmission in visual sensor networks.
Proceedings of the 30th Picture Coding Symposium, 2013

Improving scalable video coding performance with decoder side information.
Proceedings of the 30th Picture Coding Symposium, 2013

Rate-accuracy optimization of binary descriptors.
Proceedings of the IEEE International Conference on Image Processing, 2013

Evaluation of low-complexity visual feature detectors and descriptors.
Proceedings of the 18th International Conference on Digital Signal Processing, 2013

Lossless compression of binary image descriptors for visual sensor networks.
Proceedings of the 18th International Conference on Digital Signal Processing, 2013

2012
Improved B-slices DIRECT mode coding using motion side information.
Proceedings of the 13th International Workshop on Image Analysis for Multimedia Interactive Services, 2012

Structural based side information creation with improved matching criteria for Wyner-Ziv video coding.
Proceedings of the 13th International Workshop on Image Analysis for Multimedia Interactive Services, 2012

Packet-header based no-reference quality metrics for H.264/AVC video transmission.
Proceedings of the 2012 International Conference on Telecommunications and Multimedia, 2012

Impact of the IEEE 802.11n frame aggregation mechanisms on video streaming quality.
Proceedings of the 20th International Conference on Software, 2012

Learning based decoding approach for improved Wyner-Ziv video coding.
Proceedings of the 2012 Picture Coding Symposium, 2012

Improving predictive video coding performance with decoder side information.
Proceedings of the 19th IEEE International Conference on Image Processing, 2012

Evaluating multi-view plus depth coding solutions for 3D video scenarios.
Proceedings of the 3DTV-Conference 2012: The True Vision, 2012

2011
Augmented LDPC graph for distributed video coding with multiple side information.
Proceedings of the IEEE 13th International Workshop on Multimedia Signal Processing (MMSP 2011), 2011

Low complexity deblocking filter perceptual optimization for the HEVC codec.
Proceedings of the 18th IEEE International Conference on Image Processing, 2011

A denoising approach for iterative side information creation in distributed video coding.
Proceedings of the 18th IEEE International Conference on Image Processing, 2011

2010
A flexible side information generation framework for distributed video coding.
Multim. Tools Appl., 2010

Compression efficiency analysis of Wyner-Ziv video coding with motion compensated side information interpolation.
Proceedings of the Visual Information Processing and Communication, 2010

The VISNET II DVC codec: Architecture, tools and performance.
Proceedings of the 18th European Signal Processing Conference, 2010

2009
Refining Side Information for Improved Transform Domain Wyner-Ziv Video Coding.
IEEE Trans. Circuits Syst. Video Technol., 2009

Adaptive deblocking filter for transform domain Wyner-Ziv video coding.
IET Image Process., 2009

Distributed Video Coding with multiple side information.
Proceedings of the 2009 Picture Coding Symposium, 2009

Complexity efficient stopping criterion for LDPC based distributed video coding.
Proceedings of the 5th International Conference on Mobile Multimedia Communications, 2009

Low complexity intra mode selection for efficient distributed video coding.
Proceedings of the 2009 IEEE International Conference on Multimedia and Expo, 2009

2008
Evaluating a feedback channel based transform domain Wyner-Ziv video codec.
Signal Process. Image Commun., 2008

Advanced side information creation techniques and framework for Wyner-Ziv video coding.
J. Vis. Commun. Image Represent., 2008

Constant Bitrate Control for a Distributed Video Coding System.
Proceedings of the SIGMAP 2008, 2008

Hierarchical motion estimation for side information creation in Wyner-Ziv video coding.
Proceedings of the 2nd International Conference on Ubiquitous Information Management and Communication, 2008

Wyner-Ziv video coding: A review of the early architectures and further developments.
Proceedings of the 2008 IEEE International Conference on Multimedia and Expo, 2008

Design and performance of a novel low-density parity-check code for distributed video coding.
Proceedings of the International Conference on Image Processing, 2008

Low complexity hybrid rate control for lower complexity Wyner-ZIV video decoding.
Proceedings of the 2008 16th European Signal Processing Conference, 2008

2007
Studying the GOP Size Impact on the Performance of a Feedback Channel-Based Wyner-Ziv Video Codec.
Proceedings of the Advances in Image and Video Technology, Second Pacific Rim Symposium, 2007

Wyner-Ziv Stereo Video Coding using a Side Information Fusion Approach.
Proceedings of the IEEE 9th Workshop on Multimedia Signal Processing, 2007

Adaptive Hash-Based Side Information Exploitation for Efficient Wyner-Ziv Video Coding.
Proceedings of the International Conference on Image Processing, 2007

2006
Hybrid Distributed Video Coding Using SCA Codes.
Proceedings of the IEEE 8th Workshop on Multimedia Signal Processing, 2006

Exploiting Spatial Redundancy in Pixel Domain Wyner-Ziv Video Coding.
Proceedings of the International Conference on Image Processing, 2006

Studying Temporal Correlation Noise Modeling for Pixel Based Wyner-Ziv Video Coding.
Proceedings of the International Conference on Image Processing, 2006

Content Adaptive Wyner-ZIV Video Coding Driven by Motion Activity.
Proceedings of the International Conference on Image Processing, 2006

Intra Mode Decision Based on Spatio-Temporal Cues in Pixel Domain Wyner-ZIV Video Coding.
Proceedings of the 2006 IEEE International Conference on Acoustics Speech and Signal Processing, 2006

Improving Transform Domain Wyner-Ziv Video Coding Performance.
Proceedings of the 2006 IEEE International Conference on Acoustics Speech and Signal Processing, 2006

Feedback channel in pixel domain Wyner-Ziv video coding: Myths and realities.
Proceedings of the 14th European Signal Processing Conference, 2006

2005
Extrapolating Side Information for Low-Delay Pixel-Domain Distributed Video Coding.
Proceedings of the Visual Content Processing and Representation, 2005

Motion compensated refinement for low complexity pixel based distributed video coding.
Proceedings of the Advanced Video and Signal Based Surveillance, 2005

2004
Drift reduction for a H.264/AVC fine grain scalability with motion compensation architecture.
Proceedings of the 2004 International Conference on Image Processing, 2004

Automatic Text Extraction in Digital Video Based on Motion Analysis.
Proceedings of the Image Analysis and Recognition: International Conference, 2004

2001
Software Agents for Digital Television.
Proceedings of the ICEIS 2001, 2001


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