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This paper addresses the problem of Target Activity Detection (TAD) for binaural listening devices. TAD denotes the problem of robustly detecting the activity of a target speaker in a harsh acoustic environment, which comprises interfering…

声音 · 计算机科学 2016-12-21 Daniel Gerber , Stefan Meier , Walter Kellermann

Breathing is one of the most important body functions because it provides it with oxygen, which is vital for energy production. In addition, the removal of carbon dioxide actively regulates the acid-base level, which is essential for the…

信号处理 · 电气工程与系统科学 2022-10-18 Janosch Kunczik , Kerstin Hubbermann , Lucas Mösch , Andreas Follmann , Michael Czaplik , Carina Barbosa Pereira

Video Anomaly Detection (VAD), aiming to identify abnormalities within a specific context and timeframe, is crucial for intelligent Video Surveillance Systems. While recent deep learning-based VAD models have shown promising results by…

计算机视觉与模式识别 · 计算机科学 2024-03-29 Hao Shen , Lu Shi , Wanru Xu , Yigang Cen , Linna Zhang , Gaoyun An

This paper presents an experimental study on deep speaker embedding with an attention mechanism that has been found to be a powerful representation learning technique in speaker recognition. In this framework, an attention model works as a…

声音 · 计算机科学 2018-09-26 Qiongqiong Wang , Koji Okabe , Kong Aik Lee , Hitoshi Yamamoto , Takafumi Koshinaka

This paper proposes a method for unsupervised anomalous sound detection (UASD) and captioning the reason for detection. While there is a method that captions the difference between given normal and anomalous sound pairs, it is assumed to be…

音频与语音处理 · 电气工程与系统科学 2024-10-30 Ryoya Ogura , Tomoya Nishida , Yohei Kawaguchi

Velopharyngeal dysfunction (VPD) is characterized by inadequate velopharyngeal closure during speech and often causes hypernasality and reduced intelligibility. Although speech-based machine learning models can perform well under…

音频与语音处理 · 电气工程与系统科学 2026-03-19 Weixin Liu , Bowen Qu , Amy Stone , Maria E. Powell , Shama Dufresne , Stephane Braun , Izabela Galdyn , Michael Golinko , Bradley Malin , Zhijun Yin , Matthew E. Pontell

The increasing utilization of surveillance cameras in smart cities, coupled with the surge of online video applications, has heightened concerns regarding public security and privacy protection, which propelled automated Video Anomaly…

计算机视觉与模式识别 · 计算机科学 2025-04-04 Jing Liu , Yang Liu , Jieyu Lin , Jielin Li , Liang Cao , Peng Sun , Bo Hu , Liang Song , Azzedine Boukerche , Victor C. M. Leung

In many VoIP systems, Voice Activity Detection (VAD) is often used on VoIP traffic to suppress packets of silence in order to reduce the bandwidth consumption of phone calls. Unfortunately, although VoIP traffic is fully encrypted and…

密码学与安全 · 计算机科学 2023-06-02 Roy Laurens , Edo Christianto , Bruce Caulkins , Cliff C. Zou

Multimodal vital sign monitoring and speech detection hold significant importance in medical health, public safety, and other fields. This study proposes a broadband tunable microwave photonic radar system that can simultaneously monitor…

光学 · 物理学 2025-12-29 Lei Gao , Dingding Liang , Jiawei Gao , Chulun Lin , Zhiqiang Huang , Taixia Shi , Yang Chen

The goal of this paper is to learn strong lip reading models that can recognise speech in silent videos. Most prior works deal with the open-set visual speech recognition problem by adapting existing automatic speech recognition techniques…

计算机视觉与模式识别 · 计算机科学 2021-12-06 K R Prajwal , Triantafyllos Afouras , Andrew Zisserman

Over the past few years significant progress has been made in the field of presentation attack detection (PAD) for automatic speaker recognition (ASV). This includes the development of new speech corpora, standard evaluation protocols and…

Active speaker detection is a challenging task in audio-visual scenario understanding, which aims to detect who is speaking in one or more speakers scenarios. This task has received extensive attention as it is crucial in applications such…

计算机视觉与模式识别 · 计算机科学 2023-03-09 Junhua Liao , Haihan Duan , Kanghui Feng , Wanbing Zhao , Yanbing Yang , Liangyin Chen

Active speaker detection requires a solid integration of multi-modal cues. While individual modalities can approximate a solution, accurate predictions can only be achieved by explicitly fusing the audio and visual features and modeling…

计算机视觉与模式识别 · 计算机科学 2021-10-06 Juan León-Alcázar , Fabian Caba Heilbron , Ali Thabet , Bernard Ghanem

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…

计算机视觉与模式识别 · 计算机科学 2024-04-30 Shanle Yao , Ghazal Alinezhad Noghre , Armin Danesh Pazho , Hamed Tabkhi

We address voice activity detection in acoustic environments of transients and stationary noises, which often occur in real life scenarios. We exploit unique spatial patterns of speech and non-speech audio frames by independently learning…

声音 · 计算机科学 2021-06-28 Amir Ivry , Baruch Berdugo , Israel Cohen

Streaming video clips with large-scale video tokens impede vision transformers (ViTs) for efficient recognition, especially in video action detection where sufficient spatiotemporal representations are required for precise actor…

计算机视觉与模式识别 · 计算机科学 2023-08-29 Lei Chen , Zhan Tong , Yibing Song , Gangshan Wu , Limin Wang

Video anomaly detection (VAD) aims to discover behaviors or events deviating from the normality in videos. As a long-standing task in the field of computer vision, VAD has witnessed much good progress. In the era of deep learning, with the…

计算机视觉与模式识别 · 计算机科学 2024-10-22 Peng Wu , Chengyu Pan , Yuting Yan , Guansong Pang , Peng Wang , Yanning Zhang

The problem of identifying voice commands has always been a challenge due to the presence of noise and variability in speed, pitch, etc. We will compare the efficacies of several neural network architectures for the speech recognition…

机器学习 · 统计学 2020-11-25 Sanjay Krishna Gouda , Salil Kanetkar , David Harrison , Manfred K Warmuth

Personalized Voice Activity Detection (PVAD) systems activate only in response to a specific target speaker. Speaker-conditioning methods are employed to inject information about the target speaker into a VAD pipeline, to achieve…

音频与语音处理 · 电气工程与系统科学 2026-03-12 Mahsa Ghazvini Nejad , Hamed Jafarzadeh Asl , Amin Edraki , Mohammadreza Sadeghi , Masoud Asgharian , Yuanhao Yu , Vahid Partovi Nia

Overlapping Speech Detection (OSD) aims to identify regions where multiple speakers overlap in a conversation, a critical challenge in multi-party speech processing. This work proposes a speaker-aware progressive OSD model that leverages a…

声音 · 计算机科学 2025-05-30 Zhaokai Sun , Li Zhang , Qing Wang , Pan Zhou , Lei Xie