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相关论文: Versatile video coding and super-resolution for ef…

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In this paper, we study a new problem arising from the emerging MPEG standardization effort Video Coding for Machine (VCM), which aims to bridge the gap between visual feature compression and classical video coding. VCM is committed to…

图像与视频处理 · 电气工程与系统科学 2020-01-10 Sifeng Xia , Kunchangtai Liang , Wenhan Yang , Ling-Yu Duan , Jiaying Liu

To date, Versatile Video Coding (VVC) has a more magnificent overall performance than High Efficiency Video Coding (HEVC). The Quadtree with Nested Multi-Type Tree (QTMT) coding block structure can substantially enhance video coding quality…

多媒体 · 计算机科学 2023-01-18 Jielian Lin , Hongbin Lin , Zhichen Zhang , Yiwen Xu , Tiesong Zhao

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 design of video encoders involves the implementation of fast mode decision (FMD) algorithm to reduce computation complexity while maintaining the performance of the coding. Although H.264/scalable video coding (SVC) achieves high…

多媒体 · 计算机科学 2020-09-23 L. Balaji , K. K. Thyagharajan

Video super-resolution (VSR), with the aim to restore a high-resolution video from its corresponding low-resolution version, is a spatial-temporal sequence prediction problem. Recently, Transformer has been gaining popularity due to its…

计算机视觉与模式识别 · 计算机科学 2023-07-06 Jiezhang Cao , Yawei Li , Kai Zhang , Luc Van Gool

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,…

计算机视觉与模式识别 · 计算机科学 2024-10-25 Huan Cui , Qing Li , Hanling Wang , Yong jiang

Rapid advancements in video diffusion models have enabled the creation of realistic videos, raising concerns about unauthorized use and driving the demand for techniques to protect model ownership. Existing watermarking methods, while…

计算机视觉与模式识别 · 计算机科学 2025-03-31 MinHyuk Jang , Youngdong Jang , JaeHyeok Lee , Feng Yang , Gyeongrok Oh , Jongheon Jeong , Sangpil Kim

Diffusion models have demonstrated exceptional capabilities in image restoration, yet their application to video super-resolution (VSR) faces significant challenges in balancing fidelity with temporal consistency. Our evaluation reveals a…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Xiaohui Li , Yihao Liu , Shuo Cao , Ziyan Chen , Shaobin Zhuang , Xiangyu Chen , Yinan He , Yi Wang , Yu Qiao

Multi-encoding implies encoding the same content in multiple spatial resolutions and multiple bitrates. This work evaluates the encoder analysis correlations across 2160p, 1080p, and 540p encodings of the same video for conventional ABR…

多媒体 · 计算机科学 2023-01-31 Vignesh V Menon

Video super-resolution (VSR) technology excels in reconstructing low-quality video, avoiding unpleasant blur effect caused by interpolation-based algorithms. However, vast computation complexity and memory occupation hampers the edge of…

计算机视觉与模式识别 · 计算机科学 2021-07-15 Yanpeng Cao , Chengcheng Wang , Changjun Song , Yongming Tang , He Li

Versatile Video Coding (VVC) is the most recent international video coding standard jointly developed by ITU-T and ISO/IEC, which has been finalized in July 2020. VVC allows for significant bit-rate reductions around 50% for the same…

图像与视频处理 · 电气工程与系统科学 2021-10-22 Adam Wieckowski , Christian Lehmann , Benjamin Bross , Detlev Marpe , Thibaud Biatek , Mickael Raulet , Jean Le Feuvre

The paper presents a new approach to multiview video coding using Screen Content Coding. It is assumed that for a time instant the frames corresponding to all views are packed into a single frame, i.e. the frame-compatible approach to…

多媒体 · 计算机科学 2021-06-28 Jarosław Samelak , Marek Domański

Deep Video Quality Assessment (VQA) methods have shown impressive high-performance capabilities. Notably, no-reference (NR) VQA methods play a vital role in situations where obtaining reference videos is restricted or not feasible.…

图像与视频处理 · 电气工程与系统科学 2024-07-31 Xiaoheng Tan , Jiabin Zhang , Yuhui Quan , Jing Li , Yajing Wu , Zilin Bian

Modern-day display systems demand high-quality rendering. However, rendering at higher resolution requires a large number of data samples and is computationally expensive. Recent advances in deep learning-based image and video…

图形学 · 计算机科学 2022-10-18 Sudarshan Devkota , Sumanta Pattanaik

The recent progress in artificial intelligence has led to an ever-increasing usage of images and videos by machine analysis algorithms, mainly neural networks. Nonetheless, compression, storage and transmission of media have traditionally…

图像与视频处理 · 电气工程与系统科学 2024-01-22 Jukka I. Ahonen , Nam Le , Honglei Zhang , Antti Hallapuro , Francesco Cricri , Hamed Rezazadegan Tavakoli , Miska M. Hannuksela , Esa Rahtu

This paper presents the results of a subjective quality assessment of a multilayer video coding configuration in which Low Complexity Enhancement Video Coding (LCEVC) is applied as an enhancement layer on top of a Versatile Video Coding…

多媒体 · 计算机科学 2026-01-16 Naeem Ramzan , Muhammad Tufail Khan

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

Prevalent predictive coding-based video compression methods rely on a heavy encoder to reduce temporal redundancy, which makes it challenging to deploy them on resource-constrained devices. Since the 1970s, distributed source coding theory…

图像与视频处理 · 电气工程与系统科学 2023-04-04 Xinjie Zhang , Jiawei Shao , Jun Zhang

Recently, it has been shown that in super-resolution, there exists a tradeoff relationship between the quantitative and perceptual quality of super-resolved images, which correspond to the similarity to the ground-truth images and the…

计算机视觉与模式识别 · 计算机科学 2019-04-22 Jun-Ho Choi , Jun-Hyuk Kim , Manri Cheon , Jong-Seok Lee

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