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Robotic Vision-Language-Action (VLA) models generalize well for open-ended manipulation, but their perception is fragile under sensing-stage degradations such as extreme low light, motion blur, and black clipping. We present E-VLA, an…

计算机视觉与模式识别 · 计算机科学 2026-04-07 Jiajun Zhai , Hao Shi , Shangwei Guo , Kailun Yang , Kaiwei Wang

During the last decades, we have witnessed a surge of interests of learning a low-dimensional space with discriminative information from one single view. Even though most of them can achieve satisfactory performance in some certain…

机器学习 · 计算机科学 2019-05-21 Lin Feng , Xiangzhu Meng , Huibing Wang

Low-light image enhancement (LLIE) is a fundamental yet challenging task due to the presence of noise, loss of detail, and poor contrast in images captured under insufficient lighting conditions. Recent methods often rely solely on…

计算机视觉与模式识别 · 计算机科学 2025-07-29 Alexandru Brateanu , Raul Balmez , Ciprian Orhei , Codruta Ancuti , Cosmin Ancuti

Image acquisition in low-light conditions suffers from poor quality and significant degradation in visual aesthetics. This affects the visual perception of the acquired image and the performance of various computer vision and image…

计算机视觉与模式识别 · 计算机科学 2022-03-10 Sumit Shekhar , Max Reimann , Amir Semmo , Sebastian Pasewaldt , Jürgen Döllner , Matthias Trapp

Video generation powers a vast array of downstream applications. However, while the de facto standard, i.e., latent diffusion models, typically employ heavily conditioned denoising networks, their decoders often remain unconditional. We…

计算机视觉与模式识别 · 计算机科学 2026-05-15 Xiang Fan , Yuheng Wang , Bohan Fang , Zhongzheng Ren , Ranjay Krishna

Video Anomaly Detection (VAD) is a fundamental challenge in computer vision, particularly due to the open-set nature of anomalies. While recent training-free approaches utilizing Vision-Language Models (VLMs) have shown promise, they…

计算机视觉与模式识别 · 计算机科学 2026-04-06 Lokman Bekit , Hamza Karim , Nghia T Nguyen , Yasin Yilmaz

Video paragraph captioning aims to generate a multi-sentence description of an untrimmed video with several temporal event locations in coherent storytelling. Following the human perception process, where the scene is effectively understood…

计算机视觉与模式识别 · 计算机科学 2023-02-17 Kashu Yamazaki , Khoa Vo , Sang Truong , Bhiksha Raj , Ngan Le

Ultra-high-definition (UHD) image restoration often faces computational bottlenecks and information loss due to its extremely high resolution. Existing studies based on Variational Autoencoders (VAE) improve efficiency by transferring the…

计算机视觉与模式识别 · 计算机科学 2025-06-27 Yidi Liu , Dong Li , Yuxin Ma , Jie Huang , Wenlong Zhang , Xueyang Fu , Zheng-jun Zha

Encoding videos into discrete tokens could align with text tokens to facilitate concise and unified multi-modal LLMs, yet introducing significant spatiotemporal compression compared to continuous video representation. Previous discrete…

计算机视觉与模式识别 · 计算机科学 2025-08-14 Yupeng Zhou , Zhen Li , Ziheng Ouyang , Yuming Chen , Ruoyi Du , Daquan Zhou , Bin Fu , Yihao Liu , Peng Gao , Ming-Ming Cheng , Qibin Hou

Recent vision-language-action (VLA) models for multi-task robot manipulation often rely on fixed camera setups and shared visual encoders, which limit their performance under occlusions and during cross-task transfer. To address these…

Almost all digital videos are coded into compact representations before being transmitted. Such compact representations need to be decoded back to pixels before being displayed to humans and - as usual - before being enhanced/analyzed by…

图像与视频处理 · 电气工程与系统科学 2023-11-03 Xihua Sheng , Li Li , Dong Liu , Houqiang Li

Vision Transformer (ViT) self-attention mechanism is characterized by feature collapse in deeper layers, resulting in the vanishing of low-level visual features. However, such features can be helpful to accurately represent and identify…

计算机视觉与模式识别 · 计算机科学 2024-08-06 Anxhelo Diko , Danilo Avola , Marco Cascio , Luigi Cinque

Low-light image enhancement (LLIE) aims to improve the visibility of images captured in poorly lit environments. Prevalent event-based solutions primarily utilize events triggered by motion, i.e., ''motion events'' to strengthen only the…

计算机视觉与模式识别 · 计算机科学 2025-04-15 Lei Sun , Yuhan Bao , Jiajun Zhai , Jingyun Liang , Yulun Zhang , Kaiwei Wang , Danda Pani Paudel , Luc Van Gool

Image degradation is a prevalent issue in various real-world applications, affecting visual quality and downstream processing tasks. In this study, we propose a novel framework that employs a Vision-Language Model (VLM) to automatically…

计算机视觉与模式识别 · 计算机科学 2025-06-09 Jie Cai , Kangning Yang , Jiaming Ding , Lan Fu , Ling Ouyang , Jiang Li , Jinglin Shen , Zibo Meng

Video chroma-lux editing, which aims to modify illumination and color while preserving structural and temporal fidelity, remains a significant challenge. Existing methods typically rely on expensive supervised training with synthetic paired…

计算机视觉与模式识别 · 计算机科学 2026-04-16 Yifan Li , Pei Cheng , Bin Fu , Shuai Yang , Jiaying Liu

Empowered by Large Language Models (LLMs), recent advancements in Video-based LLMs (VideoLLMs) have driven progress in various video understanding tasks. These models encode video representations through pooling or query aggregation over a…

计算机视觉与模式识别 · 计算机科学 2024-07-23 Yuetian Weng , Mingfei Han , Haoyu He , Xiaojun Chang , Bohan Zhuang

Recently, content-aware methods have been employed to reduce bandwidth and enhance the quality of Internet video delivery. These methods involve training distinct content-aware super-resolution (SR) models for each video chunk on the…

网络与互联网体系结构 · 计算机科学 2025-09-18 Rongyu Zhang , Xize Duan , Jiaming Liu , Li Du , Yuan Du , Dan Wang , Shanghang Zhang , Fangxin Wang

Audio-visual video parsing (AVVP) aims to recognize audio and visual event labels with precise temporal boundaries, which is quite challenging since audio or visual modality might include only one event label with only the overall video…

计算机视觉与模式识别 · 计算机科学 2024-12-30 Yongbiao Gao , Xiangcheng Sun , Guohua Lv , Deng Yu , Sijiu Niu

Volumetric video relighting is essential for bringing captured performances into virtual worlds, but current approaches struggle to deliver temporally stable, production-ready results. Diffusion-based intrinsic decomposition methods show…

计算机视觉与模式识别 · 计算机科学 2026-01-23 Elisabeth Jüttner , Janelle Pfeifer , Leona Krath , Stefan Korfhage , Hannah Dröge , Matthias B. Hullin , Markus Plack

Previous studies have confirmed the effectiveness of incorporating visual information into speech enhancement (SE) systems. Despite improved denoising performance, two problems may be encountered when implementing an audio-visual SE (AVSE)…

音频与语音处理 · 电气工程与系统科学 2020-08-19 Shang-Yi Chuang , Yu Tsao , Chen-Chou Lo , Hsin-Min Wang