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Recently, learned video compression has drawn lots of attention and show a rapid development trend with promising results. However, the previous works still suffer from some criticial issues and have a performance gap with traditional…

Computer Vision and Pattern Recognition · Computer Science 2022-08-01 Yibo Shi , Yunying Ge , Jing Wang , Jue Mao

In the video coding process, the perceived quality of a compressed video is evaluated by full-reference quality evaluation metrics. However, it is difficult to obtain reference videos with perfect quality. To solve this problem, it is…

Image and Video Processing · Electrical Eng. & Systems 2022-05-10 Liqun Lin , Zheng Wang , Jiachen He , Weiling Chen , Yiwen Xu , Tiesong Zhao

Video quality can suffer from limited internet speed while being streamed by users. Compression artifacts start to appear when the bitrate decreases to match the available bandwidth. Existing algorithms either focus on removing the…

Computer Vision and Pattern Recognition · Computer Science 2024-01-29 Wen Ma , Qiuwen Lou , Arman Kazemi , Julian Faraone , Tariq Afzal

We present a new algorithm for video coding, learned end-to-end for the low-latency mode. In this setting, our approach outperforms all existing video codecs across nearly the entire bitrate range. To our knowledge, this is the first…

Image and Video Processing · Electrical Eng. & Systems 2018-11-20 Oren Rippel , Sanjay Nair , Carissa Lew , Steve Branson , Alexander G. Anderson , Lubomir Bourdev

With the growing data consumption of emerging video applications and users requirement for higher resolutions, up to 8K, a huge effort has been made in video compression technologies. Recently, versatile video coding (VVC) has been…

Image and Video Processing · Electrical Eng. & Systems 2021-12-21 Charles Bonnineau , Wassim Hamidouche , Jerome Fournier , Naty Sidaty , Jean-Francois Travers , Olivier Deforges

Lossy compression introduces complex compression artifacts, particularly blocking artifacts, ringing effects and blurring. Existing algorithms either focus on removing blocking artifacts and produce blurred output, or restore sharpened…

Computer Vision and Pattern Recognition · Computer Science 2016-08-10 Ke Yu , Chao Dong , Chen Change Loy , Xiaoou Tang

Deep convolutional neural networks (CNN) has become the most promising method for object recognition, repeatedly demonstrating record breaking results for image classification and object detection in recent years. However, a very deep CNN…

Computer Vision and Pattern Recognition · Computer Science 2014-12-22 Yunchao Gong , Liu Liu , Ming Yang , Lubomir Bourdev

This paper presents an end-to-end learning-based video compression system, termed CANF-VC, based on conditional augmented normalizing flows (CANF). Most learned video compression systems adopt the same hybrid-based coding architecture as…

Computer Vision and Pattern Recognition · Computer Science 2022-08-16 Yung-Han Ho , Chih-Peng Chang , Peng-Yu Chen , Alessandro Gnutti , Wen-Hsiao Peng

This paper presents a deep learning-based video compression framework (ViSTRA3). The proposed framework intelligently adapts video format parameters of the input video before encoding, subsequently employing a CNN at the decoder to restore…

Image and Video Processing · Electrical Eng. & Systems 2021-12-01 Chen Feng , Duolikun Danier , Charlie Tan , Fan Zhang , David Bull

We introduce a cutting-edge video compression framework tailored for the age of ubiquitous video data, uniquely designed to serve machine learning applications. Unlike traditional compression methods that prioritize human visual perception,…

Computer Vision and Pattern Recognition · Computer Science 2024-10-25 Huan Cui , Qing Li , Hanling Wang , Yong jiang

The traditional image compressors, e.g., BPG and H.266, have achieved great image and video compression quality. Recently, Convolutional Neural Network has been used widely in image compression. We proposed an attention-based convolutional…

Image and Video Processing · Electrical Eng. & Systems 2019-05-28 Yuyang Xue , Jiannan Su

Large Vision-Language Models (VLMs) have been extended to understand both images and videos. Visual token compression is leveraged to reduce the considerable token length of visual inputs. To meet the needs of different tasks, existing…

Computer Vision and Pattern Recognition · Computer Science 2024-12-13 Chenyu Yang , Xuan Dong , Xizhou Zhu , Weijie Su , Jiahao Wang , Hao Tian , Zhe Chen , Wenhai Wang , Lewei Lu , Jifeng Dai

Whether a video can be compressed at an extreme compression rate as low as 0.01%? To this end, we achieve the compression rate as 0.02% at some cases by introducing Generative Video Compression (GVC), a new framework that redefines the…

Image and Video Processing · Electrical Eng. & Systems 2026-02-03 Xiangyu Chen , Jixiang Luo , Jingyu Xu , Fangqiu Yi , Chi Zhang , Xuelong Li

We address the problem of efficiently compressing video for conferencing-type applications. We build on recent approaches based on image animation, which can achieve good reconstruction quality at very low bitrate by representing face…

Computer Vision and Pattern Recognition · Computer Science 2023-07-11 Goluck Konuko , Stéphane Lathuilière , Giuseppe Valenzise

In recent years, end-to-end learnt video codecs have demonstrated their potential to compete with conventional coding algorithms in term of compression efficiency. However, most learning-based video compression models are associated with…

Image and Video Processing · Electrical Eng. & Systems 2024-07-02 Tianhao Peng , Ge Gao , Heming Sun , Fan Zhang , David Bull

In this paper, we propose an end-to-end mixed-resolution image compression framework with convolutional neural networks. Firstly, given one input image, feature description neural network (FDNN) is used to generate a new representation of…

Computer Vision and Pattern Recognition · Computer Science 2018-08-03 Lijun Zhao , Huihui Bai , Feng Li , Anhong Wang , Yao Zhao

Although deep convolutional neural network has been proved to efficiently eliminate coding artifacts caused by the coarse quantization of traditional codec, it's difficult to train any neural network in front of the encoder for gradient's…

Computer Vision and Pattern Recognition · Computer Science 2018-01-17 Lijun Zhao , Huihui Bai , Anhong Wang , Yao Zhao

Lossy compression introduces complex compression artifacts, particularly the blocking artifacts, ringing effects and blurring. Existing algorithms either focus on removing blocking artifacts and produce blurred output, or restores sharpened…

Computer Vision and Pattern Recognition · Computer Science 2015-04-28 Chao Dong , Yubin Deng , Chen Change Loy , Xiaoou Tang

This paper aims to simultaneously accelerate and compress off-the-shelf CNN models via filter pruning strategy. The importance of each filter is evaluated by the proposed entropy-based method first. Then several unimportant filters are…

Computer Vision and Pattern Recognition · Computer Science 2017-06-20 Jian-Hao Luo , Jianxin Wu

Several groups are currently investigating how deep learning may advance the state-of-the-art in image and video coding. An open question is how to make deep neural networks work in conjunction with existing (and upcoming) video codecs,…

Image and Video Processing · Electrical Eng. & Systems 2019-12-17 Eirina Bourtsoulatze , Aaron Chadha , Ilya Fadeev , Vasileios Giotsas , Yiannis Andreopoulos
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