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Video Variational Autoencoder (VAE) enables latent video generative modeling by mapping the visual world into compact spatiotemporal latent spaces, improving training efficiency and stability. While existing video VAEs achieve commendable…

计算机视觉与模式识别 · 计算机科学 2026-05-05 Yian Zhao , Feng Wang , Qiushan Guo , Chang Liu , Xiangyang Ji , Jian Zhang , Jie Chen

Low light images suffer from severe noise, low brightness, low contrast, etc. In previous researches, many image enhancement methods have been proposed, but few methods can deal with these problems simultaneously. In this paper, to solve…

图像与视频处理 · 电气工程与系统科学 2020-08-27 Yu Zhang , Xiaoguang Di , Bin Zhang , Ruihang Ji , Chunhui Wang

In surveillance, monitoring and tactical reconnaissance, gathering the right visual information from a dynamic environment and accurately processing such data are essential ingredients to making informed decisions which determines the…

计算机视觉与模式识别 · 计算机科学 2016-04-18 Kin Gwn Lore , Adedotun Akintayo , Soumik Sarkar

Low-light videos often exhibit spatiotemporally incoherent noise, compromising visibility and degrading performance in computer vision applications. A major challenge for enhancing such content using deep learning lies in the scarcity of…

计算机视觉与模式识别 · 计算机科学 2026-05-25 Ruirui Lin , Guoxi Huang , Joanne Lin , Qi Sun , Alexandra Malyugina , David R Bull , Nantheera Anantrasirichai

The application of Large Vision-Language Models (LVLMs) for analyzing images and videos is an exciting and rapidly evolving field. In recent years, we've seen significant growth in high-quality image-text datasets for fine-tuning image…

计算机视觉与模式识别 · 计算机科学 2024-12-13 Han Wang , Yuxiang Nie , Yongjie Ye , Deng GuanYu , Yanjie Wang , Shuai Li , Haiyang Yu , Jinghui Lu , Can Huang

Natural Language Video Localization (NLVL) aims to locate a target moment from an untrimmed video that semantically corresponds to a text query. Existing approaches mainly solve the NLVL problem from the perspective of computer vision by…

计算与语言 · 计算机科学 2021-03-03 Hao Zhang , Aixin Sun , Wei Jing , Liangli Zhen , Joey Tianyi Zhou , Rick Siow Mong Goh

Video compression artifact reduction aims to recover high-quality videos from low-quality compressed videos. Most existing approaches use a single neighboring frame or a pair of neighboring frames (preceding and/or following the target…

图像与视频处理 · 电气工程与系统科学 2019-10-29 Yi Xu , Longwen Gao , Kai Tian , Shuigeng Zhou , Huyang Sun

Vision-language pre-training (VLP) on large-scale image-text pairs has achieved huge success for the cross-modal downstream tasks. The most existing pre-training methods mainly adopt a two-step training procedure, which firstly employs a…

计算机视觉与模式识别 · 计算机科学 2021-06-07 Haiyang Xu , Ming Yan , Chenliang Li , Bin Bi , Songfang Huang , Wenming Xiao , Fei Huang

Amidst the advancements in image-based Large Vision-Language Models (image-LVLM), the transition to video-based models (video-LVLM) is hindered by the limited availability of quality video data. This paper addresses the challenge by…

计算机视觉与模式识别 · 计算机科学 2024-06-13 Shimin Chen , Yitian Yuan , Shaoxiang Chen , Zequn Jie , Lin Ma

The recent success in deep learning has lead to various effective representation learning methods for videos. However, the current approaches for video representation require large amount of human labeled datasets for effective learning. We…

计算机视觉与模式识别 · 计算机科学 2018-11-30 Shruti Vyas , Yogesh S Rawat , Mubarak Shah

Existing encoder-free vision-language models (VLMs) are rapidly narrowing the performance gap with their encoder-based counterparts, highlighting the promising potential for unified multimodal systems with structural simplicity and…

计算机视觉与模式识别 · 计算机科学 2025-07-25 Haiwen Diao , Xiaotong Li , Yufeng Cui , Yueze Wang , Haoge Deng , Ting Pan , Wenxuan Wang , Huchuan Lu , Xinlong Wang

Low-light images often suffer from severe noise, detail loss, and color distortion, which hinder downstream multimedia analysis and retrieval tasks. The degradation in low-light images is complex: luminance and chrominance are coupled,…

计算机视觉与模式识别 · 计算机科学 2026-04-08 Junhao Yang , Bo Yang , Hongwei Ge , Yanchun Liang , Heow Pueh Lee , Chunguo Wu

Visual encoding followed by token condensing has become the standard architectural paradigm in multi-modal large language models (MLLMs). Many recent MLLMs increasingly favor global native- resolution visual encoding over slice-based…

计算机视觉与模式识别 · 计算机科学 2025-11-27 Shichu Sun , Yichen Zhang , Haolin Song , Zonghao Guo , Chi Chen , Yidan Zhang , Yuan Yao , Zhiyuan Liu , Maosong Sun

Deep learning-based low-light image enhancers have made significant progress in recent years, with a trend towards achieving satisfactory visual quality while gradually reducing the number of parameters and improving computational…

计算机视觉与模式识别 · 计算机科学 2025-02-28 Nan An , Long Ma , Guangchao Han , Xin Fan , RIsheng Liu

Existing Infrared and Visible Image Fusion (IVIF) methods typically assume high-quality inputs. However, when handing degraded images, these methods heavily rely on manually switching between different pre-processing techniques. This…

计算机视觉与模式识别 · 计算机科学 2025-10-14 Tianpei Zhang , Jufeng Zhao , Yiming Zhu , Guangmang Cui

In low-light environments like nighttime driving, image degradation severely challenges in-vehicle camera safety. Since existing enhancement algorithms are often too computationally intensive for vehicular applications, we propose…

计算机视觉与模式识别 · 计算机科学 2025-12-03 Yuhan Chen , Yicui Shi , Guofa Li , Guangrui Bai , Jinyuan Shao , Xiangfei Huang , Wenbo Chu , Keqiang Li

While Vision-language models (VLMs) have demonstrated remarkable performance across multi-modal tasks, their choice of vision encoders presents a fundamental weakness: their low-level features lack the robust structural and spatial…

计算机视觉与模式识别 · 计算机科学 2026-01-01 Brandon Huang , Hang Hua , Zhuoran Yu , Trevor Darrell , Rogerio Feris , Roei Herzig

We consider the generic problem of detecting low-level structures in images, which includes segmenting the manipulated parts, identifying out-of-focus pixels, separating shadow regions, and detecting concealed objects. Whereas each such…

计算机视觉与模式识别 · 计算机科学 2023-03-22 Weihuang Liu , Xi Shen , Chi-Man Pun , Xiaodong Cun

Vision-language models (VLMs) classify the query video by calculating a similarity score between the visual features and text-based class label representations. Recently, large language models (LLMs) have been used to enrich the text-based…

计算机视觉与模式识别 · 计算机科学 2023-10-25 Adeel Yousaf , Muzammal Naseer , Salman Khan , Fahad Shahbaz Khan , Mubarak Shah

Images captured under low-light conditions present significant limitations in many applications, as poor lighting can obscure details, reduce contrast, and hide noise. Removing the illumination effects and enhancing the quality of such…

计算机视觉与模式识别 · 计算机科学 2025-08-07 Daniel Torres , Joan Duran , Julia Navarro , Catalina Sbert