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Visual signals can enhance audiovisual speech recognition accuracy by providing additional contextual information. Given the complexity of visual signals, an audiovisual speech recognition model requires robust generalization capabilities…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-20 Yihan Wu , Yifan Peng , Yichen Lu , Xuankai Chang , Ruihua Song , Shinji Watanabe

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…

Computer Vision and Pattern Recognition · Computer Science 2026-05-25 Ruirui Lin , Guoxi Huang , Joanne Lin , Qi Sun , Alexandra Malyugina , David R Bull , Nantheera Anantrasirichai

Audio-visual event localization aims to localize an event that is both audible and visible in the wild, which is a widespread audio-visual scene analysis task for unconstrained videos. To address this task, we propose a Multimodal Parallel…

Computer Vision and Pattern Recognition · Computer Science 2021-04-08 Jiashuo Yu , Ying Cheng , Rui Feng

Audio-visual event localization requires one to identify theevent which is both visible and audible in a video (eitherat a frame or video level). To address this task, we pro-pose a deep neural network named Audio-Visual…

Computer Vision and Pattern Recognition · Computer Science 2020-08-07 Yan-Bo Lin , Yu-Jhe Li , Yu-Chiang Frank Wang

Recently, rapid advancements have been made in multimodal large language models (MLLMs), especially in video understanding tasks. However, current research focuses on simple video scenarios, failing to reflect the complex and diverse nature…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Lu Zhu , Tiantian Geng , Yangye Chen , Teng Wang , Ping Lu , Feng Zheng

While existing video benchmarks largely consider specialized downstream tasks like retrieval or question-answering (QA), contemporary multimodal AI systems must be capable of well-rounded common-sense reasoning akin to human visual…

Computer Vision and Pattern Recognition · Computer Science 2024-06-17 Kate Sanders , Benjamin Van Durme

Sound event localization and detection with source distance estimation (3D SELD) involves not only identifying the sound category and its direction-of-arrival (DOA) but also predicting the source's distance, aiming to provide full…

Audio and Speech Processing · Electrical Eng. & Systems 2024-11-22 Hengyi Hong , Qing Wang , Jun Du , Ruoyu Wei , Mingqi Cai , Xin Fang

Training data for video segmentation are expensive to annotate. This impedes extensions of end-to-end algorithms to new video segmentation tasks, especially in large-vocabulary settings. To 'track anything' without training on video data…

Computer Vision and Pattern Recognition · Computer Science 2023-09-08 Ho Kei Cheng , Seoung Wug Oh , Brian Price , Alexander Schwing , Joon-Young Lee

Audio-Visual Segmentation (AVS) targets pixel level localization of sounding emitting objects in videos. However, existing models rely on dense cross-modal attention with quadratic computational cost, limiting their suitability for resource…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Qing Zhong , Guodong Ding , Lingqiao Liu , Zaiwen Feng , Lin Yuanbo Wu , Angela Yao

Dynamic vision sensors (DVS) are bio-inspired devices that capture visual information in the form of asynchronous events, which encode changes in pixel intensity with high temporal resolution and low latency. These events provide rich…

Computer Vision and Pattern Recognition · Computer Science 2025-01-03 Jingkai Sun , Qiang Zhang , Jiaxu Wang , Jiahang Cao , Renjing Xu

Audio-Visual Source Localization (AVSL) aims to localize the source of sound within a video. In this paper, we identify a significant issue in existing benchmarks: the sounding objects are often easily recognized based solely on visual…

Multimedia · Computer Science 2024-09-12 Liangyu Chen , Zihao Yue , Boshen Xu , Qin Jin

We propose to explore a new problem called audio-visual segmentation (AVS), in which the goal is to output a pixel-level map of the object(s) that produce sound at the time of the image frame. To facilitate this research, we construct the…

Computer Vision and Pattern Recognition · Computer Science 2023-02-20 Jinxing Zhou , Jianyuan Wang , Jiayi Zhang , Weixuan Sun , Jing Zhang , Stan Birchfield , Dan Guo , Lingpeng Kong , Meng Wang , Yiran Zhong

We present a framework for learning multimodal representations from unlabeled data using convolution-free Transformer architectures. Specifically, our Video-Audio-Text Transformer (VATT) takes raw signals as inputs and extracts multimodal…

Computer Vision and Pattern Recognition · Computer Science 2021-12-08 Hassan Akbari , Liangzhe Yuan , Rui Qian , Wei-Hong Chuang , Shih-Fu Chang , Yin Cui , Boqing Gong

We address the problem of anomaly detection in videos. The goal is to identify unusual behaviours automatically by learning exclusively from normal videos. Most existing approaches are usually data-hungry and have limited generalization…

Computer Vision and Pattern Recognition · Computer Science 2020-07-16 Yiwei Lu , Frank Yu , Mahesh Kumar Krishna Reddy , Yang Wang

The Dense Audio-Visual Event Localization (DAVEL) task aims to temporally localize events in untrimmed videos that occur simultaneously in both the audio and visual modalities. This paper explores DAVEL under a new and more challenging…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Jinxing Zhou , Ziheng Zhou , Yanghao Zhou , Yuxin Mao , Zhangling Duan , Dan Guo

Object manipulation is a critical skill required for Embodied AI agents interacting with the world around them. Training agents to manipulate objects, poses many challenges. These include occlusion of the target object by the agent's arm,…

Computer Vision and Pattern Recognition · Computer Science 2022-03-16 Kiana Ehsani , Ali Farhadi , Aniruddha Kembhavi , Roozbeh Mottaghi

This paper strives to localize the temporal extent of an action in a long untrimmed video. Where existing work leverages many examples with their start, their ending, and/or the class of the action during training time, we propose few-shot…

Computer Vision and Pattern Recognition · Computer Science 2020-08-26 Pengwan Yang , Vincent Tao Hu , Pascal Mettes , Cees G. M. Snoek

This paper aims for event recognition when video examples are scarce or even completely absent. The key in such a challenging setting is a semantic video representation. Rather than building the representation from individual attribute…

Computer Vision and Pattern Recognition · Computer Science 2015-11-10 Amirhossein Habibian , Thomas Mensink , Cees G. M. Snoek

In this paper our objectives are, first, networks that can embed audio and visual inputs into a common space that is suitable for cross-modal retrieval; and second, a network that can localize the object that sounds in an image, given the…

Computer Vision and Pattern Recognition · Computer Science 2018-07-27 Relja Arandjelović , Andrew Zisserman

Audio Event Detection (AED) aims to recognize sounds within audio and video recordings. AED employs machine learning algorithms commonly trained and tested on annotated datasets. However, available datasets are limited in number of samples…