English
Related papers

Related papers: Keypoint Encoding for Improved Feature Extraction …

200 papers

Change Captioning is a task that aims to describe the difference between images with natural language. Most existing methods treat this problem as a difference judgment without the existence of distractors, such as viewpoint changes.…

Computer Vision and Pattern Recognition · Computer Science 2020-10-01 Xiangxi Shi , Xu Yang , Jiuxiang Gu , Shafiq Joty , Jianfei Cai

To provide users with more realistic visual experiences, videos are developing in the trends of Ultra High Definition (UHD), High Frame Rate (HFR), High Dynamic Range (HDR), Wide Color Gammut (WCG) and high clarity. However, the data amount…

Multimedia · Computer Science 2022-11-17 Yun Zhang , Linwei Zhu , Gangyi Jiang , Sam Kwong , C. -C. Jay Kuo

Recently, learning based video compression methods attract increasing attention. However, the previous works suffer from error propagation due to the accumulation of reconstructed error in inter predictive coding. Meanwhile, the previous…

Image and Video Processing · Electrical Eng. & Systems 2020-03-26 Guo Lu , Chunlei Cai , Xiaoyun Zhang , Li Chen , Wanli Ouyang , Dong Xu , Zhiyong Gao

Long video understanding is inherently challenging for vision-language models (VLMs) because of the extensive number of frames. With each video frame typically expanding into tens or hundreds of tokens, the limited context length of large…

Computer Vision and Pattern Recognition · Computer Science 2026-04-17 Zheyu Zhang , Ziqi Pang , Shixing Chen , Xiang Hao , Vimal Bhat , Yu-Xiong Wang

Standard video codecs rely on optical flow to guide inter-frame prediction: pixels from reference frames are moved via motion vectors to predict target video frames. We propose to learn binary motion codes that are encoded based on an input…

Image and Video Processing · Electrical Eng. & Systems 2019-12-12 André Nortje , Herman A. Engelbrecht , Herman Kamper

With the development of embedded video acquisition nodes and wireless video surveillance systems, traditional video coding methods could not meet the needs of less computing complexity any more, as well as the urgent power consumption. So,…

Multimedia · Computer Science 2013-11-07 Shuang Yu , Fei Qiao , Li Luo , Huazhong Yang

Recent learning-based lossless image compression methods encode an image in the unit of subimages and achieve comparable performances to conventional non-learning algorithms. However, these methods do not consider the performance drop in…

Image and Video Processing · Electrical Eng. & Systems 2021-12-14 Hochang Rhee , Yeong Il Jang , Seyun Kim , Nam Ik Cho

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…

Image and Video Processing · Electrical Eng. & Systems 2023-04-06 Bowen Liu , Yu Chen , Rakesh Chowdary Machineni , Shiyu Liu , Hun-Seok Kim

This paper explores the application of enhancement filtering techniques in neural video compression. Specifically, we categorize these techniques into in-loop contextual filtering and out-of-loop reconstruction enhancement based on whether…

Image and Video Processing · Electrical Eng. & Systems 2025-09-05 Yaojun Wu , Chaoyi Lin , Yiming Wang , Semih Esenlik , Zhaobin Zhang , Kai Zhang , Li Zhang

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…

Computer Vision and Pattern Recognition · Computer Science 2023-08-09 Yeongwoong Kim , Hyewon Jeong , Janghyun Yu , Younhee Kim , Jooyoung Lee , Se Yoon Jeong , Hui Yong Kim

Human action recognition has become one of the most active field of research in computer vision due to its wide range of applications, like surveillance, medical, industrial environments, smart homes, among others. Recently, deep learning…

Computer Vision and Pattern Recognition · Computer Science 2020-12-29 Samuel Felipe dos Santos , Jurandy Almeida

Most video super-resolution methods focus on restoring high-resolution video frames from low-resolution videos without taking into account compression. However, most videos on the web or mobile devices are compressed, and the compression…

Computer Vision and Pattern Recognition · Computer Science 2021-10-13 Yinxiao Li , Pengchong Jin , Feng Yang , Ce Liu , Ming-Hsuan Yang , Peyman Milanfar

Over the past few years, per-title and per-shot video encoding techniques have demonstrated significant gains as compared to conventional techniques such as constant CRF encoding and the fixed bitrate ladder. These techniques have…

Image and Video Processing · Electrical Eng. & Systems 2025-12-16 Krishna Srikar Durbha , Hassene Tmar , Ping-Hao Wu , Ioannis Katsavounidis , Alan C. Bovik

We propose sandwiched video compression -- a video compression system that wraps neural networks around a standard video codec. The sandwich framework consists of a neural pre- and post-processor with a standard video codec between them.…

Image and Video Processing · Electrical Eng. & Systems 2023-07-07 Berivan Isik , Onur G. Guleryuz , Danhang Tang , Jonathan Taylor , Philip A. Chou

As the number of video content has mushroomed in recent years, automatic video summarization has come useful when we want to just peek at the content of the video. However, there are two underlying limitations in generic video summarization…

Machine Learning · Computer Science 2023-01-23 Jeiyoon Park , Kiho Kwoun , Chanhee Lee , Heuiseok Lim

Compressive imaging is an emerging application of compressed sensing, devoted to acquisition, encoding and reconstruction of images using random projections as measurements. In this paper we propose a novel method to provide a scalable…

Information Theory · Computer Science 2013-10-07 Diego Valsesia , Enrico Magli

Extracting informative representations from videos is fundamental for effectively learning various downstream tasks. We present a novel approach for unsupervised learning of meaningful representations from videos, leveraging the concept of…

Computer Vision and Pattern Recognition · Computer Science 2023-06-07 Ali Younes , Simone Schaub-Meyer , Georgia Chalvatzaki

Few-shot video segmentation is the task of delineating a specific novel class in a query video using few labelled support images. Typical approaches compare support and query features while limiting comparisons to a single feature layer and…

Computer Vision and Pattern Recognition · Computer Science 2023-07-18 Mennatullah Siam , Rezaul Karim , He Zhao , Richard Wildes

This paper introduces an online motion rate adaptation scheme for learned video compression, with the aim of achieving content-adaptive coding on individual test sequences to mitigate the domain gap between training and test data. It…

Image and Video Processing · Electrical Eng. & Systems 2023-02-14 Chih-Hsuan Lin , Yi-Hsin Chen , Wen-Hsiao Peng

Some forms of novel visual media enable the viewer to explore a 3D scene from arbitrary viewpoints, by interpolating between a discrete set of original views. Compared to 2D imagery, these types of applications require much larger amounts…

Computer Vision and Pattern Recognition · Computer Science 2021-04-27 Thomas Bird , Johannes Ballé , Saurabh Singh , Philip A. Chou