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Vision-Language-Action (VLA) models process visual inputs independently at each timestep, discarding valuable temporal information inherent in robotic manipulation tasks. This frame-by-frame processing makes models vulnerable to visual…

计算机视觉与模式识别 · 计算机科学 2025-11-17 Chenghao Liu , Jiachen Zhang , Chengxuan Li , Zhimu Zhou , Shixin Wu , Songfang Huang , Huiling Duan

Contrastive language-image pretraining (CLIP) has demonstrated remarkable success in various image tasks. However, how to extend CLIP with effective temporal modeling is still an open and crucial problem. Existing factorized or joint…

计算机视觉与模式识别 · 计算机科学 2023-08-16 Shuyuan Tu , Qi Dai , Zuxuan Wu , Zhi-Qi Cheng , Han Hu , Yu-Gang Jiang

Alignment with human preference is a desired property of large language models (LLMs). Currently, the main alignment approach is based on reinforcement learning from human feedback (RLHF). Despite the effectiveness of RLHF, it is intricate…

计算与语言 · 计算机科学 2024-04-16 Geyang Guo , Ranchi Zhao , Tianyi Tang , Wayne Xin Zhao , Ji-Rong Wen

Lip reading, aiming to recognize spoken sentences according to the given video of lip movements without relying on the audio stream, has attracted great interest due to its application in many scenarios. Although prior works that explore…

计算机视觉与模式识别 · 计算机科学 2021-09-01 Zhijie Lin , Zhou Zhao , Haoyuan Li , Jinglin Liu , Meng Zhang , Xingshan Zeng , Xiaofei He

Visual cues, like lip motion, have been shown to improve the performance of Automatic Speech Recognition (ASR) systems in noisy environments. We propose LipGER (Lip Motion aided Generative Error Correction), a novel framework for leveraging…

音频与语音处理 · 电气工程与系统科学 2024-06-10 Sreyan Ghosh , Sonal Kumar , Ashish Seth , Purva Chiniya , Utkarsh Tyagi , Ramani Duraiswami , Dinesh Manocha

Vision Transformers (ViTs) based vision foundation models (VFMs) have achieved remarkable performance across diverse vision tasks, but suffer from quadratic complexity that limits scalability to long sequences. Existing linear attention…

计算机视觉与模式识别 · 计算机科学 2026-03-18 Yifan Li , Seunghyun Yoon , Viet Dac Lai , Franck Dernoncourt , Jason Kuen , Yu Kong , Trung Bui

Recent advancements in video understanding within visual large language models (VLLMs) have led to notable progress. However, the complexity of video data and contextual processing limitations still hinder long-video comprehension. A common…

计算机视觉与模式识别 · 计算机科学 2025-04-30 Yanan Guo , Wenhui Dong , Jun Song , Shiding Zhu , Xuan Zhang , Hanqing Yang , Yingbo Wang , Yang Du , Xianing Chen , Bo Zheng

Children acquire language subconsciously by observing the surrounding world and listening to descriptions. They can discover the meaning of words even without explicit language knowledge, and generalize to novel compositions effortlessly.…

计算与语言 · 计算机科学 2020-07-24 Bo Wu , Haoyu Qin , Alireza Zareian , Carl Vondrick , Shih-Fu Chang

Recent approaches have shown that large-scale vision-language models such as CLIP can improve semantic segmentation performance. These methods typically aim for pixel-level vision-language alignment, but often rely on low resolution image…

计算机视觉与模式识别 · 计算机科学 2024-08-01 Anurag Das , Xinting Hu , Li Jiang , Bernt Schiele

Learning to localize temporal boundaries of procedure steps in instructional videos is challenging due to the limited availability of annotated large-scale training videos. Recent works focus on learning the cross-modal alignment between…

计算机视觉与模式识别 · 计算机科学 2024-09-25 Yuxiao Chen , Kai Li , Wentao Bao , Deep Patel , Yu Kong , Martin Renqiang Min , Dimitris N. Metaxas

Visual speech recognition is a challenging research problem with a particular practical application of aiding audio speech recognition in noisy scenarios. Multiple camera setups can be beneficial for the visual speech recognition systems in…

计算机视觉与模式识别 · 计算机科学 2018-06-29 Marina Zimmermann , Mostafa Mehdipour Ghazi , Hazım Kemal Ekenel , Jean-Philippe Thiran

Forced alignment (FA) plays a key role in speech research through the automatic time alignment of speech signals with corresponding text transcriptions. Despite the move towards end-to-end architectures for speech technology, FA is still…

音频与语音处理 · 电气工程与系统科学 2024-06-28 Rotem Rousso , Eyal Cohen , Joseph Keshet , Eleanor Chodroff

A main challenge of Visual-Language Tracking (VLT) is the misalignment between visual inputs and language descriptions caused by target movement. Previous trackers have explored many effective feature modification methods to preserve more…

计算机视觉与模式识别 · 计算机科学 2025-07-02 Yihao Zhen , Qiang Wang , Yu Qiao , Liangqiong Qu , Huijie Fan

Vision-Language-Action (VLA) models have recently emerged as powerful generalists for robotic manipulation. However, due to their predominant reliance on visual modalities, they fundamentally lack the physical intuition required for…

机器人学 · 计算机科学 2026-02-02 Yuzhe Huang , Pei Lin , Wanlin Li , Daohan Li , Jiajun Li , Jiaming Jiang , Chenxi Xiao , Ziyuan Jiao

Large vision-language models (LVLMs) have achieved impressive results in visual question-answering and reasoning tasks through vision instruction tuning on specific datasets. However, there remains significant room for improvement in…

计算机视觉与模式识别 · 计算机科学 2025-02-11 Xiyao Wang , Jiuhai Chen , Zhaoyang Wang , Yuhang Zhou , Yiyang Zhou , Huaxiu Yao , Tianyi Zhou , Tom Goldstein , Parminder Bhatia , Furong Huang , Cao Xiao

Inspired by the success of vision-language methods (VLMs) in zero-shot classification, recent works attempt to extend this line of work into object detection by leveraging the localization ability of pre-trained VLMs and generating pseudo…

计算机视觉与模式识别 · 计算机科学 2023-08-01 Yanxin Long , Jianhua Han , Runhui Huang , Xu Hang , Yi Zhu , Chunjing Xu , Xiaodan Liang

Image-text retrieval is a widely studied topic in the field of computer vision due to the exponential growth of multimedia data, whose core concept is to measure the similarity between images and text. However, most existing retrieval…

计算机视觉与模式识别 · 计算机科学 2023-12-08 Yang Zhang

Recent advances in Vision-Language-Action (VLA) models demonstrate that visual signals can effectively complement sparse action supervisions. However, letting VLA directly predict high-dimensional visual states can distribute model capacity…

计算机视觉与模式识别 · 计算机科学 2026-02-24 Yi Yang , Xueqi Li , Yiyang Chen , Jin Song , Yihan Wang , Zipeng Xiao , Jiadi Su , You Qiaoben , Pengfei Liu , Zhijie Deng

The reliance on language in Vision-Language-Action (VLA) models introduces ambiguity, cognitive overhead, and difficulties in precise object identification and sequential task execution, particularly in environments with multiple visually…

机器人学 · 计算机科学 2026-03-02 Donggeon Kim , Seungwon Jan , Hyeonjun Park , Daegyu Lim

Text-to-Image Person Retrieval (TIPR) is a cross-modal matching task designed to identify the person images that best correspond to a given textual description. The key difficulty in TIPR is to realize robust correspondence between the…

计算机视觉与模式识别 · 计算机科学 2025-12-30 Hao Yin , Xin Man , Feiyu Chen , Jie Shao , Heng Tao Shen