Mariana Afonso

According to our database, Mariana Afonso authored at least 19 papers between 2015 and 2023.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2023

A debanding algorithm for AV2.

Joel Sole, Mariana Afonso

Proceedings of the Data Compression Conference, 2023

2022

Study of compression statistics and prediction of rate-distortion curves for video texture.

Angeliki V. Katsenou, Mariana Afonso, David R. Bull

Signal Process. Image Commun., 2022

An Open Video Dataset For Screen Content Coding.

Yingbin Wang, Xin Zhao, Xiaozhong Xu, Shan Liu, Zhijun Lei, Mariana Afonso, Andrey Norkin, Thomas Daede

Proceedings of the Picture Coding Symposium, 2022

CAMBI: introduction and latest advances.

Mariana Afonso, Joel Sole, Lukás Krasula, Zhi Li, Pulkit Tandon

Proceedings of the MHV '22: Mile-High Video Conference, Denver, Colorado, USA, March 1, 2022

Banding vs. Quality: perceptual impact and objective assessment.

Lukás Krasula, Zhi Li, Christos G. Bampis, Mariana Afonso, Nil Fons Miret, Joel Sole

Proceedings of the 2022 IEEE International Conference on Image Processing, 2022

2021

ViSTRA2: Video coding using spatial resolution and effective bit depth adaptation.

Fan Zhang, Mariana Afonso, David R. Bull

Signal Process. Image Commun., 2021

Perceptually-inspired super-resolution of compressed videos.

Di Ma, Mariana Afonso, Fan Zhang, David R. Bull

CoRR, 2021

CAMBI: Contrast-aware Multiscale Banding Index.

Pulkit Tandon, Mariana Afonso, Joel Sole, Lukás Krasula

Proceedings of the Picture Coding Symposium, 2021

VMAF-based Bitrate Ladder Estimation for Adaptive Streaming.

Angeliki V. Katsenou, Fan Zhang, Kyle Swanson, Mariana Afonso, Joel Sole, David R. Bull

Proceedings of the Picture Coding Symposium, 2021

2019

Video Compression Based on Spatio-Temporal Resolution Adaptation.

Mariana Afonso, Fan Zhang, David R. Bull

IEEE Trans. Circuits Syst. Video Technol., 2019

Enhanced Video Compression Based on Effective Bit Depth Adaptation.

Fan Zhang, Mariana Afonso, David R. Bull

Proceedings of the 2019 IEEE International Conference on Image Processing, 2019

A Subjective Comparison of AV1 and HEVC for Adaptive Video Streaming.

Angeliki V. Katsenou, Fan Zhang, Mariana Afonso, David R. Bull

Proceedings of the 2019 IEEE International Conference on Image Processing, 2019

2018

SRQM: A Video Quality Metric for Spatial Resolution Adaptation.

Alex Mackin, Mariana Afonso, Fan Zhang, David R. Bull

Proceedings of the 2018 Picture Coding Symposium, 2018

A Study of Subjective Video Quality at Various Spatial Resolutions.

Alex Mackin, Mariana Afonso, Fan Zhang, David R. Bull

Proceedings of the 2018 IEEE International Conference on Image Processing, 2018

2017

Understanding video texture - A basis for video compression.

Angeliki V. Katsenou, Thomas Ntasios, Mariana Afonso, Dimitris Agrafiotis, David R. Bull

Proceedings of the 19th IEEE International Workshop on Multimedia Signal Processing, 2017

Low complexity video coding based on spatial resolution adaptation.

Mariana Afonso, Fan Zhang, Angeliki V. Katsenou, Dimitris Agrafiotis, David R. Bull

Proceedings of the 2017 IEEE International Conference on Image Processing, 2017

2016

Predicting video rate-distortion curves using textural features.

Angeliki V. Katsenou, Mariana Afonso, Dimitris Agrafiotis, David R. Bull

Proceedings of the 2016 Picture Coding Symposium, 2016

Video texture analysis based on HEVC encoding statistics.

Mariana Afonso, Angeliki V. Katsenou, Fan Zhang, Dimitris Agrafiotis, David R. Bull

Proceedings of the 2016 Picture Coding Symposium, 2016

2015

Experimental Evaluation of the Bag-of-Features Model for Unsupervised Learning of Images.

Mariana Afonso, Luís F. Teixeira

Proceedings of the British Machine Vision Conference 2015, 2015