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The past few years have witnessed great success in applying deep learning to enhance the quality of compressed image/video. The existing approaches mainly focus on enhancing the quality of a single frame, ignoring the similarity between…

计算机视觉与模式识别 · 计算机科学 2019-08-13 Ren Yang , Mai Xu , Zulin Wang , Tianyi Li

The end-to-end learning-based video compression has attracted substantial attentions by paving another way to compress video signals as stacked visual features. This paper proposes an efficient end-to-end deep video codec with jointly…

图像与视频处理 · 电气工程与系统科学 2022-05-03 Tiesong Zhao , Weize Feng , Hongji Zeng , Yuzhen Niu , Jiaying Liu

Learning-based video compression is currently a popular research topic, offering the potential to compete with conventional standard video codecs. In this context, Implicit Neural Representations (INRs) have previously been used to…

图像与视频处理 · 电气工程与系统科学 2024-06-11 Ho Man Kwan , Ge Gao , Fan Zhang , Andrew Gower , David Bull

We propose an end-to-end learned video compression scheme for low-latency scenarios. Previous methods are limited in using the previous one frame as reference. Our method introduces the usage of the previous multiple frames as references.…

图像与视频处理 · 电气工程与系统科学 2021-08-02 Jianping Lin , Dong Liu , Houqiang Li , Feng Wu

The latest video coding standard, Versatile Video Coding (VVC), achieves almost twice coding efficiency compared to its predecessor, the High Efficiency Video Coding (HEVC). However, achieving this efficiency (for intra coding) requires 31x…

多媒体 · 计算机科学 2022-12-13 Farhad Pakdaman , Mohammad Ali Adelimanesh , Mahmoud Reza Hashemi

Learning-based video compression has been extensively studied over the past years, but it still has limitations in adapting to various motion patterns and entropy models. In this paper, we propose multi-mode video compression (MMVC), a…

图像与视频处理 · 电气工程与系统科学 2023-04-06 Bowen Liu , Yu Chen , Rakesh Chowdary Machineni , Shiyu Liu , Hun-Seok Kim

Recent years have witnessed an increasing interest in end-to-end learned video compression. Most previous works explore temporal redundancy by detecting and compressing a motion map to warp the reference frame towards the target frame. Yet,…

图像与视频处理 · 电气工程与系统科学 2022-11-21 Ren Yang , Radu Timofte , Luc Van Gool

Convolution neural network (CNN) based methods offer effective solutions for enhancing the quality of compressed image and video. However, these methods ignore using the raw data to enhance the quality. In this paper, we adopt the raw data…

图像与视频处理 · 电气工程与系统科学 2022-08-10 Renwei Yang , Shuyuan Zhu , Xiaozhen Zheng , Bing Zeng

Neural video compression (NVC) is a rapidly evolving video coding research area, with some models achieving superior coding efficiency compared to the latest video coding standard Versatile Video Coding (VVC). In conventional video coding…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Yeongwoong Kim , Suyong Bahk , Seungeon Kim , Won Hee Lee , Dokwan Oh , Hui Yong Kim

The emerging Learned Compression (LC) replaces the traditional codec modules with Deep Neural Networks (DNN), which are trained end-to-end for rate-distortion performance. This approach is considered as the future of image/video…

图像与视频处理 · 电气工程与系统科学 2024-07-08 Farhad Pakdaman , Moncef Gabbouj

In recent years, there has been rapid development in learned image compression techniques that prioritize ratedistortion-perceptual compression, preserving fine details even at lower bit-rates. However, current learning-based image…

计算机视觉与模式识别 · 计算机科学 2023-05-19 Peirong Ning , Wei Jiang , Ronggang Wang

Neural Representations for Videos (NeRV) have simplified the video codec process and achieved swift decoding speeds by encoding video content into a neural network, presenting a promising solution for video compression. However, existing…

计算机视觉与模式识别 · 计算机科学 2025-05-01 Li Yu , Zhihui Li , Jimin Xiao , Moncef Gabbouj

End-to-end learning-based video compression has made steady progress over the last several years. However, unlike learning-based image coding, which has already surpassed its handcrafted counterparts, learning-based video coding still has…

图像与视频处理 · 电气工程与系统科学 2023-04-20 Hadi Hadizadeh , Ivan V. Bajić

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…

计算机视觉与模式识别 · 计算机科学 2022-08-01 Yibo Shi , Yunying Ge , Jing Wang , Jue Mao

The proliferation of deep learning-based machine vision applications has given rise to a new type of compression, so called video coding for machine (VCM). VCM differs from traditional video coding in that it is optimized for machine vision…

计算机视觉与模式识别 · 计算机科学 2023-08-09 Yeongwoong Kim , Hyewon Jeong , Janghyun Yu , Younhee Kim , Jooyoung Lee , Se Yoon Jeong , Hui Yong Kim

The past few years have witnessed great success in applying deep learning to enhance the quality of compressed image/video. The existing approaches mainly focus on enhancing the quality of a single frame, not considering the similarity…

计算机视觉与模式识别 · 计算机科学 2024-03-12 Qunliang Xing , Zhenyu Guan , Mai Xu , Ren Yang , Tie Liu , Zulin Wang

The compression quality losses of depth sequences determine quality of view synthesis in free-viewpoint video. The depth map intra prediction in 3D extensions of the HEVC applies intra modes with auxiliary depth modeling modes (DMMs) to…

多媒体 · 计算机科学 2025-11-06 Mansi Sharma , Jyotsana Grover

The emerging semantic compression has been receiving increasing research efforts most recently, capable of achieving high fidelity restoration during compression, even at extremely low bitrates. However, existing semantic compression…

计算机视觉与模式识别 · 计算机科学 2025-02-25 Shengxi Li , Zifu Zhang , Mai Xu , Lai Jiang , Yufan Liu , Ce Zhu

Image compression under ultra-low bitrates remains challenging for both conventional learned image compression (LIC) and generative vector-quantized (VQ) modeling. Conventional LIC suffers from severe artifacts due to heavy quantization,…

计算机视觉与模式识别 · 计算机科学 2025-11-24 Lei Lu , Yize Li , Yanzhi Wang , Wei Wang , Wei Jiang

Lossy image and video compression algorithms yield visually annoying artifacts including blocking, blurring, and ringing, especially at low bit-rates. To reduce these artifacts, post-processing techniques have been extensively studied.…

多媒体 · 计算机科学 2017-02-21 Yuanying Dai , Dong Liu , Feng Wu