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Related papers: Tiny Noise-Robust Voice Activity Detector for Voic…

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We present a novel personalized voice activity detection (PVAD) learning method that does not require enrollment data during training. PVAD is a task to detect the speech segments of a specific target speaker at the frame level using…

Collaborative inference of object classification Deep neural Networks (DNNs) where resource-constrained end-devices offload partially processed data to remote edge servers to complete end-to-end processing, is becoming a key enabler of…

Computer Vision and Pattern Recognition · Computer Science 2026-03-19 Shima Yousefi , Saptarshi Debroy

Video anomaly detection (VAD) aims to detect anomalies that deviate from what is expected. In open-world scenarios, the expected events may change as requirements change. For example, not wearing a mask may be considered abnormal during a…

Computer Vision and Pattern Recognition · Computer Science 2026-03-04 Zihao Liu , Xiaoyu Wu , Jianqin Wu , Xuxu Wang , Linlin Yang

This report describes our approach for the Audio-Visual Diarization (AVD) task of the Ego4D Challenge 2022. Specifically, we present multiple technical improvements over the official baselines. First, we improve the detection performance of…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Kyle Min

Video anomaly detection (VAD) in autonomous driving scenario is an important task, however it involves several challenges due to the ego-centric views and moving camera. Due to this, it remains largely under-explored. While recent…

Computer Vision and Pattern Recognition · Computer Science 2024-08-13 Utkarsh Tiwari , Snehashis Majhi , Michal Balazia , François Brémond

Virtual acoustic environments enable the creation and simulation of realistic and eco-logically valid daily-life situations vital for hearing research and audiology. Reverberant indoor environments are particularly important. For real-time…

Audio and Speech Processing · Electrical Eng. & Systems 2025-12-03 Stefan Fichna , Steven van de Par , Bernhard U. Seeber , Stephan D. Ewert

This research presents a novel approach to enhancing automatic speech recognition systems by integrating noise detection capabilities directly into the recognition architecture. Building upon the wav2vec2 framework, the proposed method…

Sound · Computer Science 2025-12-11 Karamvir Singh

Video Anomaly Detection (VAD) aims to automatically analyze spatiotemporal patterns in surveillance videos collected from open spaces to detect anomalous events that may cause harm, such as fighting, stealing, and car accidents. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-07-01 Yang Liu , Siao Liu , Xiaoguang Zhu , Jielin Li , Hao Yang , Liangyu Teng , Juncen Guo , Yan Wang , Dingkang Yang , Jing Liu

Stress during public speaking is common and adversely affects performance and self-confidence. Extensive research has been carried out to develop various models to recognize emotional states. However, minimal research has been conducted to…

Audio and Speech Processing · Electrical Eng. & Systems 2022-08-03 Arushi , Roberto Dillon , Ai Ni Teoh , Denise Dillon

Visual Anomaly Detection (VAD) has gained significant research attention for its ability to identify anomalous images and pinpoint the specific areas responsible for the anomaly. A key advantage of VAD is its unsupervised nature, which…

Computer Vision and Pattern Recognition · Computer Science 2024-10-16 Manuel Barusco , Francesco Borsatti , Davide Dalle Pezze , Francesco Paissan , Elisabetta Farella , Gian Antonio Susto

With the recent advancements in Artificial Intelligence (AI), Intelligent Virtual Assistants (IVA) such as Alexa, Google Home, etc., have become a ubiquitous part of many homes. Currently, such IVAs are mostly audio-based, but going…

Multimedia · Computer Science 2019-12-27 Shachi H Kumar , Eda Okur , Saurav Sahay , Jonathan Huang , Lama Nachman

The development of unsupervised Video Anomaly Detection (VAD) relies on technologies in the field of signal processing. Since the anomaly is quite ambiguous and unbounded, different detection demands may often be raised even in one…

Computer Vision and Pattern Recognition · Computer Science 2025-12-30 Kai Cheng , Xinzhe Li , Lijuan Che

Video Anomaly Detection (VAD) identifies unusual activities in video streams, a key technology with broad applications ranging from surveillance to healthcare. Tackling VAD in real-life settings poses significant challenges due to the…

Computer Vision and Pattern Recognition · Computer Science 2024-04-30 Shanle Yao , Ghazal Alinezhad Noghre , Armin Danesh Pazho , Hamed Tabkhi

Video Anomaly Detection (VAD) has emerged as a pivotal task in computer vision, with broad relevance across multiple fields. Recent advances in deep learning have driven significant progress in this area, yet the field remains fragmented…

Computer Vision and Pattern Recognition · Computer Science 2025-08-21 Ghazal Alinezhad Noghre , Armin Danesh Pazho , Hamed Tabkhi

In this paper we propose a robust loudspeaker beamforming algorithm which is used to enhance the performance of voice driven applications in scenarios where the loudspeakers introduce the majority of the noise, e.g. when music is playing…

Audio and Speech Processing · Electrical Eng. & Systems 2025-05-21 Dimme de Groot , Baturalp Karslioglu , Odette Scharenborg , Jorge Martinez

An objective understanding of media depictions, such as inclusive portrayals of how much someone is heard and seen on screen such as in film and television, requires the machines to discern automatically who, when, how, and where someone is…

Computer Vision and Pattern Recognition · Computer Science 2022-12-26 Rahul Sharma , Krishna Somandepalli , Shrikanth Narayanan

Audio-visual speech recognition (AVSR) typically improves recognition accuracy in noisy environments by integrating noise-immune visual cues with audio signals. Nevertheless, high-noise audio inputs are prone to introducing adverse…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-09 Linzhi Wu , Xingyu Zhang , Hao Yuan , Yakun Zhang , Changyan Zheng , Liang Xie , Tiejun Liu , Erwei Yin

Audio-visual navigation task requires an agent to find a sound source in a realistic, unmapped 3D environment by utilizing egocentric audio-visual observations. Existing audio-visual navigation works assume a clean environment that solely…

Sound · Computer Science 2022-02-23 Yinfeng Yu , Wenbing Huang , Fuchun Sun , Changan Chen , Yikai Wang , Xiaohong Liu

The presence of non-speech segments in utterances often leads to the performance degradation of speaker verification. Existing systems usually use voice activation detection as a preprocessing step to cut off long silence segments. However,…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-21 Zijun Huang , Chengdong Liang , Jiadi Yao , Xiao-Lei Zhang

Video Anomaly Detection (VAD) finds widespread applications in security surveillance, traffic monitoring, industrial monitoring, and healthcare. Despite extensive research efforts, there remains a lack of concise reviews that provide…

Computer Vision and Pattern Recognition · Computer Science 2024-11-01 Liyun Zhu , Lei Wang , Arjun Raj , Tom Gedeon , Chen Chen