English
Related papers

Related papers: RCLC: ROI-based joint conventional and learning vi…

200 papers

While the BD-rate performance of recent learned video codec models in both low-delay and random-access modes exceed that of respective modes of traditional codecs on average over common benchmarks, the performance improvements for…

Image and Video Processing · Electrical Eng. & Systems 2025-10-13 Ahmet Bilican , M. Akın Yılmaz , A. Murat Tekalp

Compression technology is essential for efficient image transmission and storage. With the rapid advances in deep learning, images are beginning to be used for image recognition as well as for human vision. For this reason, research has…

Computer Vision and Pattern Recognition · Computer Science 2023-08-29 Takahiro Shindo , Taiju Watanabe , Kein Yamada , Hiroshi Watanabe

In this paper, we propose a learned video codec with a residual prediction network (RP-Net) and a feature-aided loop filter (LF-Net). For the RP-Net, we exploit the residual of previous multiple frames to further eliminate the redundancy of…

Image and Video Processing · Electrical Eng. & Systems 2021-08-20 Chao Liu , Heming Sun , Jiro Katto , Xiaoyang Zeng , Yibo Fan

In high-performance computing (HPC) environments, particularly in synchrotron radiation facilities, vast amounts of X-ray images are generated. Processing large-scale X-ray Computed Tomography (X-CT) datasets presents significant…

Image and Video Processing · Electrical Eng. & Systems 2026-02-19 Amarjit Singh , Kento Sato , Kohei Yoshida , Kentaro Uesugi , Yasumasa Joti , Takaki Hatsui , Andrès Rubio Proaño

Encoding the Region Of Interest (ROI) with better quality than the background has many applications including video conferencing systems, video surveillance and object-oriented vision tasks. In this paper, we propose a ROI-based image…

Computer Vision and Pattern Recognition · Computer Science 2023-05-16 Binglin Li , Jie Liang , Haisheng Fu , Jingning Han

Neural video compression (NVC) has demonstrated superior compression efficiency, yet effective rate control remains a significant challenge due to complex temporal dependencies. Existing rate control schemes typically leverage frame content…

Image and Video Processing · Electrical Eng. & Systems 2026-02-03 Wuyang Cong , Junqi Shi , Lizhong Wang , Weijing Shi , Ming Lu , Hao Chen , Zhan Ma

Efficient 3D LiDAR point cloud compression (LPCC) and streaming are critical for edge server-assisted robotic systems, enabling real-time communication with compact data representations. A widely adopted approach represents LiDAR point…

Image and Video Processing · Electrical Eng. & Systems 2026-03-17 Shengqian Wang , Chang Tu , He Chen

Existing learning-based video compression methods still face challenges related to inaccurate motion estimates and inadequate motion compensation structures. These issues result in compression errors and a suboptimal rate-distortion…

Image and Video Processing · Electrical Eng. & Systems 2025-03-13 Md baharul Islam , Afsana Ahsan Jeny

This short paper describes our method for the track of image compression. To achieve better perceptual quality, we use the adversarial loss to generate realistic textures, use region of interest (ROI) mask to guide the bit allocation for…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Wei Jiang , Yongqi Zhai , Hangyu Li , Ronggang Wang

Learned Image Compression (LIC) has achieved dramatic progress regarding objective and subjective metrics. MSE-based models aim to improve objective metrics while generative models are leveraged to improve visual quality measured by…

Image and Video Processing · Electrical Eng. & Systems 2024-05-24 Jixiang Luo , Yan Wang , Hongwei Qin

Recent advances in learned video compression (LVC) have led to significant performance gains, with codecs such as DCVC-RT surpassing the H.266/VVC low-delay mode in compression efficiency. However, existing LVCs still exhibit key…

Image and Video Processing · Electrical Eng. & Systems 2026-03-09 Yichi Zhang , Ruoyu Yang , Fengqing Zhu

In this paper, we aim to tackle the task of semi-supervised video object segmentation across a sequence of frames where only the ground-truth segmentation of the first frame is provided. The challenges lie in how to online update the…

Computer Vision and Pattern Recognition · Computer Science 2019-09-30 Mingjie Sun , Jimin Xiao , Eng Gee Lim , Yanchu Xie , Jiashi Feng

Convolutional neural nets (CNN) are the leading computer vision method for classifying images. In some cases, it is desirable to classify only a specific region of the image that corresponds to a certain object. Hence, assuming that the…

Computer Vision and Pattern Recognition · Computer Science 2018-12-07 Sagi Eppel

Point cloud data is pivotal in applications like autonomous driving, virtual reality, and robotics. However, its substantial volume poses significant challenges in storage and transmission. In order to obtain a high compression ratio,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-22 Xie Liang , Gao Wei , Zhenghui Ming , Li Ge

The block-based coding structure in the hybrid video coding framework inevitably introduces compression artifacts such as blocking, ringing, etc. To compensate for those artifacts, extensive filtering techniques were proposed in the loop of…

Image and Video Processing · Electrical Eng. & Systems 2021-05-05 Wei Jia , Li Li , Zhu Li , xiang zhang , Shan Liu

Video compression plays a crucial role in video streaming and classification systems by maximizing the end-user quality of experience (QoE) at a given bandwidth budget. In this paper, we conduct the first systematic study for adversarial…

Computer Vision and Pattern Recognition · Computer Science 2022-12-09 Jung-Woo Chang , Mojan Javaheripi , Seira Hidano , Farinaz Koushanfar

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…

Image and Video Processing · Electrical Eng. & Systems 2019-04-09 Guo Lu , Wanli Ouyang , Dong Xu , Xiaoyun Zhang , Chunlei Cai , Zhiyong Gao

To extend the context length of Transformer-based large language models (LLMs) and improve comprehension capabilities, we often face limitations due to computational resources and bounded memory storage capacity. This work introduces a…

Computation and Language · Computer Science 2024-06-11 Chensen Huang , Guibo Zhu , Xuepeng Wang , Yifei Luo , Guojing Ge , Haoran Chen , Dong Yi , Jinqiao Wang

Real-Time Bidding (RTB) is an important mechanism in modern online advertising systems. Advertisers employ bidding strategies in RTB to optimize their advertising effects subject to various financial requirements, especially the…

Machine Learning · Computer Science 2022-07-19 Haozhe Wang , Chao Du , Panyan Fang , Shuo Yuan , Xuming He , Liang Wang , Bo Zheng

Online processing of compressed videos to increase their resolutions attracts increasing and broad attention. Video Super-Resolution (VSR) using recurrent neural network architecture is a promising solution due to its efficient modeling of…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Hengsheng Zhang , Xueyi Zou , Jiaming Guo , Youliang Yan , Rong Xie , Li Song