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Related papers: JoVALE: Detecting Human Actions in Video Using Aud…

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We present AVID, the first large-scale benchmark for audio-visual inconsistency understanding in videos. While omni-modal large language models excel at temporally aligned tasks such as captioning and question answering, they struggle to…

Multimedia · Computer Science 2026-04-16 Zixuan Chen , Depeng Wang , Hao Lin , Li Luo , Ke Xu , Ya Guo , Huijia Zhu , Tanfeng Sun , Xinghao Jiang

Building upon the impressive success of CLIP (Contrastive Language-Image Pretraining), recent pioneer works have proposed to adapt the powerful CLIP to video data, leading to efficient and effective video learners for open-vocabulary action…

Computer Vision and Pattern Recognition · Computer Science 2024-05-27 Kun-Yu Lin , Henghui Ding , Jiaming Zhou , Yu-Ming Tang , Yi-Xing Peng , Zhilin Zhao , Chen Change Loy , Wei-Shi Zheng

The intelligent dialogue system, aiming at communicating with humans harmoniously with natural language, is brilliant for promoting the advancement of human-machine interaction in the era of artificial intelligence. With the gradually…

Artificial Intelligence · Computer Science 2022-07-05 Hao Wang , Bin Guo , Yating Zeng , Yasan Ding , Chen Qiu , Ying Zhang , Lina Yao , Zhiwen Yu

Viewpoint change invariance and action temporal consistency are critical aspects for the effective deployment of human action detection of untrimmed videos. Existing appearance-based video detection methods often struggle with limited…

Computer Vision and Pattern Recognition · Computer Science 2026-05-22 Yannick Porto , Renato Martins , Thomas Chalumeau , Cedric Demonceaux

Given an input video, its associated audio, and a brief caption, the audio-visual scene aware dialog (AVSD) task requires an agent to indulge in a question-answer dialog with a human about the audio-visual content. This task thus poses a…

Computer Vision and Pattern Recognition · Computer Science 2021-03-04 Shijie Geng , Peng Gao , Moitreya Chatterjee , Chiori Hori , Jonathan Le Roux , Yongfeng Zhang , Hongsheng Li , Anoop Cherian

The increasing popularity of compact and inexpensive cameras, e.g.~dash cameras, body cameras, and cameras equipped on robots, has sparked a growing interest in detecting anomalies within dynamic scenes recorded by moving cameras. However,…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Runyu Jiao , Yi Wan , Fabio Poiesi , Yiming Wang

In this paper, we propose a new video object detector (VoD) method referred to as temporal feature aggregation and motion-aware VoD (TM-VoD), which produces a joint representation of temporal image sequences and object motion. The proposed…

Computer Vision and Pattern Recognition · Computer Science 2020-11-23 Junho Koh , Jaekyum Kim , Younji Shin , Byeongwon Lee , Seungji Yang , Jun Won Choi

Unmanned aerial vehicle (UAV) detection and aerial object recognition are critical for modern surveillance and security, prompting a need for robust systems that overcome limitations of single-modality approaches. This research addresses…

Computer Vision and Pattern Recognition · Computer Science 2025-11-20 Mauro Larrat , Claudomiro Sales

Action recognition from multi-modal and multi-view observations holds significant potential for applications in surveillance, robotics, and smart environments. However, existing methods often fall short of addressing real-world challenges…

Computer Vision and Pattern Recognition · Computer Science 2025-04-08 Trung Thanh Nguyen , Yasutomo Kawanishi , Vijay John , Takahiro Komamizu , Ichiro Ide

Detecting anomalies in human-related videos is crucial for surveillance applications. Current methods primarily include appearance-based and action-based techniques. Appearance-based methods rely on low-level visual features such as color,…

Computer Vision and Pattern Recognition · Computer Science 2024-09-06 Chenglizhao Chen , Xinyu Liu , Mengke Song , Luming Li , Xu Yu , Shanchen Pang

We consider the task of identifying human actions visible in online videos. We focus on the widely spread genre of lifestyle vlogs, which consist of videos of people performing actions while verbally describing them. Our goal is to identify…

Computation and Language · Computer Science 2021-09-10 Oana Ignat , Laura Burdick , Jia Deng , Rada Mihalcea

The task of retrieving video content relevant to natural language queries plays a critical role in effectively handling internet-scale datasets. Most of the existing methods for this caption-to-video retrieval problem do not fully exploit…

Computer Vision and Pattern Recognition · Computer Science 2020-07-22 Valentin Gabeur , Chen Sun , Karteek Alahari , Cordelia Schmid

We introduce a new task called Referring Atomic Video Action Recognition (RAVAR), aimed at identifying atomic actions of a particular person based on a textual description and the video data of this person. This task differs from…

Computer Vision and Pattern Recognition · Computer Science 2024-07-12 Kunyu Peng , Jia Fu , Kailun Yang , Di Wen , Yufan Chen , Ruiping Liu , Junwei Zheng , Jiaming Zhang , M. Saquib Sarfraz , Rainer Stiefelhagen , Alina Roitberg

On-screen learning behavior provides valuable insights into how students seek, use, and create information during learning. Analyzing on-screen behavioral engagement is essential for capturing students' cognitive and collaborative…

Artificial Intelligence · Computer Science 2026-04-07 Likai Peng , Shihui Feng

This paper strives for activity recognition under domain shift, for example caused by change of scenery or camera viewpoint. The leading approaches reduce the shift in activity appearance by adversarial training and self-supervised…

Computer Vision and Pattern Recognition · Computer Science 2022-03-30 Yunhua Zhang , Hazel Doughty , Ling Shao , Cees G. M. Snoek

Language-driven action localization in videos is a challenging task that involves not only visual-linguistic matching but also action boundary prediction. Recent progress has been achieved through aligning language query to video segments,…

Computer Vision and Pattern Recognition · Computer Science 2022-05-13 Shuo Yang , Xinxiao Wu

This paper presents an integrated multi-agents architecture for indexing and retrieving video information.The focus of our work is to elaborate an extensible approach that gathers a priori almost of the mandatory tools which palliate to the…

Information Retrieval · Computer Science 2014-08-01 Yasser El Madani El Alami , El Habib Nfaoui , Omar El Beqqali

Reference-guided video editing takes a source video, a text instruction, and a reference image as inputs, requiring the model to faithfully apply the instructed edits while preserving original motion and unedited content. Existing methods…

Computer Vision and Pattern Recognition · Computer Science 2026-05-27 Tong Wang , Meng Zou , Chengjing Wu , Xiaochao Qu , Luoqi Liu , Xiaolin Hu , Ting Liu

Video understanding requires reasoning at multiple spatiotemporal resolutions -- from short fine-grained motions to events taking place over longer durations. Although transformer architectures have recently advanced the state-of-the-art,…

Computer Vision and Pattern Recognition · Computer Science 2022-06-01 Shen Yan , Xuehan Xiong , Anurag Arnab , Zhichao Lu , Mi Zhang , Chen Sun , Cordelia Schmid

Video Anomaly Detection (VAD) systems can autonomously monitor and identify disturbances, reducing the need for manual labor and associated costs. However, current VAD systems are often limited by their superficial semantic understanding of…

Computer Vision and Pattern Recognition · Computer Science 2024-05-28 Jiaqi Tang , Hao Lu , Ruizheng Wu , Xiaogang Xu , Ke Ma , Cheng Fang , Bin Guo , Jiangbo Lu , Qifeng Chen , Ying-Cong Chen