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Conventional video compression approaches use the predictive coding architecture and encode the corresponding motion information and residual information. In this paper, taking advantage of both classical architecture in the conventional…

图像与视频处理 · 电气工程与系统科学 2019-04-09 Guo Lu , Wanli Ouyang , Dong Xu , Xiaoyun Zhang , Chunlei Cai , Zhiyong Gao

Neural video compression (NVC) technologies have advanced rapidly in recent years, yielding state-of-the-art schemes such as DCVC-RT that offer superior compression efficiency to H.266/VVC and real-time encoding/decoding capabilities.…

计算机视觉与模式识别 · 计算机科学 2026-03-11 Hui Xiang , Yifan Bian , Li Li , Jingran Wu , Xianguo Zhang , Dong Liu

Generative face video coding (GFVC) is vital for modern applications like video conferencing, yet existing methods primarily focus on video motion while neglecting the significant bitrate contribution of audio. Despite the well-established…

图像与视频处理 · 电气工程与系统科学 2025-12-18 Youmin Xu , Mengxi Guo , Shijie Zhao , Weiqi Li , Junlin Li , Li Zhang , Jian Zhang

Neural video compression has recently demonstrated significant potential to compete with conventional video codecs in terms of rate-quality performance. These learned video codecs are however associated with various issues related to…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Ge Gao , Ho Man Kwan , Fan Zhang , David Bull

In this paper, a hybrid video compression framework is proposed that serves as a demonstrative showcase of deep learning-based approaches extending beyond the confines of traditional coding methodologies. The proposed hybrid framework is…

计算机视觉与模式识别 · 计算机科学 2024-02-22 Yanchen Zhao , Wenxuan He , Chuanmin Jia , Qizhe Wang , Junru Li , Yue Li , Chaoyi Lin , Kai Zhang , Li Zhang , Siwei Ma

In this paper, for the first time, a new generation of ultrafast reprogrammable multi-mission bias encoded metasurface is proposed for dynamic THz wavefront engineering by employing VO2 reversible and fast monoclinic to tetragonal phase…

应用物理 · 物理学 2019-11-01 Javad Shabanpour , Sina Beyraghi , Ahmad Cheldavi

For adaptive streaming applications, low-complexity and accurate video complexity features are necessary to analyze the video content in real time, which ensures fast and compression-efficient video streaming without disruptions.…

In response to the rapid growth of global videomtraffic and the limitations of traditional wireless transmission systems, we propose a novel dual-stage vector quantization framework, VQ-DeepVSC, tailored to enhance video transmission over…

网络与互联网体系结构 · 计算机科学 2024-09-06 Yongyi Miao , Zhongdang Li , Yang Wang , Die Hu , Jun Yan , Youfang Wang

The demand for high-quality, real-time video streaming has grown exponentially, with 4K Ultra High Definition (UHD) becoming the new standard for many applications such as live broadcasting, TV services, and interactive cloud gaming. This…

硬件体系结构 · 计算机科学 2025-12-03 Kasidis Arunruangsirilert , Jiro Katto

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…

图像与视频处理 · 电气工程与系统科学 2023-03-21 Anni Tang , Yan Huang , Jun Ling , Zhiyu Zhang , Yiwei Zhang , Rong Xie , Li Song

Neural video codecs have demonstrated great potential in video transmission and storage applications. Existing neural hybrid video coding approaches rely on optical flow or Gaussian-scale flow for prediction, which cannot support…

图像与视频处理 · 电气工程与系统科学 2023-07-19 Zongyu Guo , Runsen Feng , Zhizheng Zhang , Xin Jin , Zhibo Chen

In this paper, we introduce a couple of hardware implementations of compact VLC transmitter and receiver for the first time. Compared with related works, our VLC transmitter is non-RLL one, that means flicker mitigation can be guaranteed…

信号处理 · 电气工程与系统科学 2018-05-10 Duc-Phuc Nguyen , Dinh-Dung Le , Thi-Hong Tran , Huu-Thuan Huynh , Yasuhiko Nakashima

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…

图像与视频处理 · 电气工程与系统科学 2024-10-14 Bolin Chen , Shanzhi Yin , Zihan Zhang , Jie Chen , Ru-Ling Liao , Lingyu Zhu , Shiqi Wang , Yan Ye

This paper presents a memory efficient VLSI architecture of low complex video encoder using three dimensional (3-D) wavelet and Compressed Sensing (CS) is proposed for space and low power video applications. Majority of the conventional…

多媒体 · 计算机科学 2015-09-15 Batta Kota Naga Srinivasarao , Indrajit Chakrabarti

In this paper, we propose a wavelet-based video codec specifically designed for VR displays that enables real-time playback of high-resolution 360{\deg} videos. Our codec exploits the fact that only a fraction of the full 360{\deg} video…

图形学 · 计算机科学 2022-10-19 Colin Groth , Sascha Fricke , Susana Castillo , Marcus Magnor

3D video coding is one of the most popular research area in multimedia. This paper reviews the recent progress of the coding technologies for multiview video (MVV) and free view-point video (FVV) which is represented by MVV and depth maps.…

多媒体 · 计算机科学 2015-12-31 Qifei Wang

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…

图像与视频处理 · 电气工程与系统科学 2021-12-21 Charles Bonnineau , Wassim Hamidouche , Jerome Fournier , Naty Sidaty , Jean-Francois Travers , Olivier Deforges

We consider the image and video compression on resource limited platforms. An ultra low-cost image encoder, named Block Modulating Video Compression (BMVC) with an encoding complexity ${\cal O}(1)$ is proposed to be implemented on mobile…

图像与视频处理 · 电气工程与系统科学 2024-11-26 Siming Zheng , Yujia Xue , Waleed Tahir , Zhengjue Wang , Hao Zhang , Ziyi Meng , Gang Qu , Siwei Ma , Xin Yuan

Although deep learning based image compression methods have achieved promising progress these days, the performance of these methods still cannot match the latest compression standard Versatile Video Coding (VVC). Most of the recent…

图像与视频处理 · 电气工程与系统科学 2021-08-29 Yueqi Xie , Ka Leong Cheng , Qifeng Chen

Energy and compression efficiency are two essential parts of modern video decoder implementations that have to be considered. This work comprehensively studies the following six video coding formats regarding compression and decoding energy…

图像与视频处理 · 电气工程与系统科学 2024-02-15 Matthias Kränzler , Christian Herglotz , André Kaup