English
Related papers

Related papers: HVQ-CGIC: Enabling Hyperprior Entropy Modeling for…

200 papers

Recent advances in implicit neural representation (INR)-based video coding have demonstrated its potential to compete with both conventional and other learning-based approaches. With INR methods, a neural network is trained to overfit a…

Computer Vision and Pattern Recognition · Computer Science 2026-01-27 Ho Man Kwan , Ge Gao , Fan Zhang , Andrew Gower , David Bull

As the latest video coding standard, versatile video coding (VVC) has shown its ability in retaining pixel quality. To excavate more compression potential for video conference scenarios under ultra-low bitrate, this paper proposes a bitrate…

Image and Video Processing · Electrical Eng. & Systems 2023-03-21 Anni Tang , Yan Huang , Jun Ling , Zhiyu Zhang , Yiwei Zhang , Rong Xie , Li Song

Recent progress in learning-based image compression has demonstrated that end-to-end optimization can substantially outperform traditional codecs by jointly learning compact latent representations and probabilistic entropy models. However,…

Image and Video Processing · Electrical Eng. & Systems 2026-03-12 Sofia Iliopoulou , Dimitris Ampeliotis , Athanassios Skodras

Neural audio codec (NAC) is essential for reconstructing high-quality speech signals and generating discrete representations for downstream speech language models. However, ensuring accurate semantic modeling while maintaining high-fidelity…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-03 Yanzhou Ren , Noboru Harada , Daiki Takeuchi , Siyu Chen , Wei Liu , Xiao Zhang , Liyuan Zhang , Takehiro Moriya , Shoji Makino

Most existing approaches for image and video compression perform transform coding in the pixel space to reduce redundancy. However, due to the misalignment between the pixel-space distortion and human perception, such schemes often face the…

Image and Video Processing · Electrical Eng. & Systems 2025-05-23 Linfeng Qi , Zhaoyang Jia , Jiahao Li , Bin Li , Houqiang Li , Yan Lu

For neural video codec, it is critical, yet challenging, to design an efficient entropy model which can accurately predict the probability distribution of the quantized latent representation. However, most existing video codecs directly use…

Image and Video Processing · Electrical Eng. & Systems 2022-07-14 Jiahao Li , Bin Li , Yan Lu

Recently, deep generative models have greatly advanced the progress of face video coding towards promising rate-distortion performance and diverse application functionalities. Beyond traditional hybrid video coding paradigms, Generative…

Image and Video Processing · Electrical Eng. & Systems 2024-10-14 Bolin Chen , Shanzhi Yin , Zihan Zhang , Jie Chen , Ru-Ling Liao , Lingyu Zhu , Shiqi Wang , Yan Ye

In theory, vector quantization (VQ) is always better than scalar quantization (SQ) in terms of rate-distortion (R-D) performance. Recent state-of-the-art methods for neural image compression are mainly based on nonlinear transform coding…

Computer Vision and Pattern Recognition · Computer Science 2023-05-26 Runsen Feng , Zongyu Guo , Weiping Li , Zhibo Chen

We introduce EGIC, an enhanced generative image compression method that allows traversing the distortion-perception curve efficiently from a single model. EGIC is based on two novel building blocks: i) OASIS-C, a conditional pre-trained…

Image and Video Processing · Electrical Eng. & Systems 2024-07-18 Nikolai Körber , Eduard Kromer , Andreas Siebert , Sascha Hauke , Daniel Mueller-Gritschneder , Björn Schuller

Recently, learned image compression methods have been actively studied. Among them, entropy-minimization based approaches have achieved superior results compared to conventional image codecs such as BPG and JPEG2000. However, the quality…

Image and Video Processing · Electrical Eng. & Systems 2020-03-16 Jooyoung Lee , Seunghyun Cho , Munchurl Kim

While video compression based on implicit neural representations (INRs) has recently demonstrated great potential, existing INR-based video codecs still cannot achieve state-of-the-art (SOTA) performance compared to their conventional or…

Image and Video Processing · Electrical Eng. & Systems 2025-03-26 Ge Gao , Siyue Teng , Tianhao Peng , Fan Zhang , David Bull

Distributed multi-stage image compression -- where visual content traverses multiple processing nodes under varying quality requirements -- poses challenges. Progressive methods enable bitstream truncation but underutilize available compute…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Junhao Cai , Taegun An , Chengjun Jin , Sung Il Choi , Juhyun Park , Changhee Joo

While learned image compression (LIC) focuses on efficient data transmission, generative image compression (GIC) extends this framework by integrating generative modeling to produce photo-realistic reconstructed images. In this paper, we…

Image and Video Processing · Electrical Eng. & Systems 2025-05-28 Minghao Han , Weiyi You , Jinhua Zhang , Leheng Zhang , Ce Zhu , Shuhang Gu

Generative image codecs aim to optimize perceptual quality, producing realistic and detailed reconstructions. However, they often overlook a key property of human vision: our tendency to focus on particular aspects of a visual scene (e.g.,…

Image and Video Processing · Electrical Eng. & Systems 2026-04-02 Lucas Relic , Roberto Azevedo , Yang Zhang , Stephan Mandt , Markus Gross , Christopher Schroers

Recent works on learned image compression perform encoding and decoding processes in a full-resolution manner, resulting in two problems when deployed for practical applications. First, parallel acceleration of the autoregressive entropy…

Image and Video Processing · Electrical Eng. & Systems 2021-10-12 Yaojun Wu , Xin Li , Zhizheng Zhang , Xin Jin , Zhibo Chen

Geometry-based point cloud compression (G-PCC), an international standard designed by MPEG, provides a generic framework for compressing diverse types of point clouds while ensuring interoperability across applications and devices. However,…

Computer Vision and Pattern Recognition · Computer Science 2026-01-16 Wanhao Ma , Wei Zhang , Shuai Wan , Fuzheng Yang

Recent advances in learned image compression (LIC) have achieved remarkable performance improvements over traditional codecs. Notably, the MLIC series-LICs equipped with multi-reference entropy models-have substantially surpassed…

Image and Video Processing · Electrical Eng. & Systems 2026-02-26 Wei Jiang , Yongqi Zhai , Jiayu Yang , Feng Gao , Ronggang Wang

Recently, the field of Image Coding for Machines (ICM) has garnered heightened interest and significant advances thanks to the rapid progress of learning-based techniques for image compression and analysis. Previous studies often require…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Jinming Liu , Ruoyu Feng , Yunpeng Qi , Qiuyu Chen , Zhibo Chen , Wenjun Zeng , Xin Jin

Deep learning-based methods have garnered significant attention in remote sensing (RS) image compression due to their superior performance. Most of these methods focus on enhancing the coding capability of the compression network and…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Junhui Li , Xingsong Hou

A deep image compression scheme is proposed in this paper, offering the state-of-the-art compression efficiency, against the traditional JPEG, JPEG2000, BPG and those popular learning based methodologies. This is achieved by a novel…

Image and Video Processing · Electrical Eng. & Systems 2019-02-28 Haojie Liu , Tong Chen , Peiyao Guo , Qiu Shen , Zhan Ma