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Related papers: Semantic VAD: Low-Latency Voice Activity Detection…

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Visual Anomaly Detection (VAD) is a key task in industrial settings, where minimizing operational costs is essential. Deploying deep learning models within Internet of Things (IoT) environments introduces specific challenges due to limited…

Computer Vision and Pattern Recognition · Computer Science 2025-12-15 Arianna Stropeni , Francesco Borsatti , Manuel Barusco , Davide Dalle Pezze , Marco Fabris , Gian Antonio Susto

Achieving super-human performance in recognizing human speech has been a goal for several decades, as researchers have worked on increasingly challenging tasks. In the 1990's it was discovered, that conversational speech between two humans…

Computer Vision and Pattern Recognition · Computer Science 2021-07-28 Thai-Son Nguyen , Sebastian Stueker , Alex Waibel

Usually, hearing impaired people use hearing aids which are implemented with speech enhancement algorithms. Estimation of speech and estimation of nose are the components in single channel speech enhancement system. The main objective of…

Sound · Computer Science 2014-11-10 M. Ravichandra Kumar , B. Ravi Teja

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…

Video anomaly detection (VAD) with weak supervision has achieved remarkable performance in utilizing video-level labels to discriminate whether a video frame is normal or abnormal. However, current approaches are inherently limited to a…

Computer Vision and Pattern Recognition · Computer Science 2024-03-14 Peng Wu , Xuerong Zhou , Guansong Pang , Yujia Sun , Jing Liu , Peng Wang , Yanning Zhang

Voice Activity Detection (VAD) plays a key role in speech processing, often utilizing hand-crafted or neural features. This study examines the effectiveness of Mel-Frequency Cepstral Coefficients (MFCCs) and pre-trained model (PTM)…

Sound · Computer Science 2025-06-03 Kumud Tripathi , Chowdam Venkata Kumar , Pankaj Wasnik

Spatio-temporal action detection (STAD) is an important fine-grained video understanding task. Current methods require box and label supervision for all action classes in advance. However, in real-world applications, it is very likely to…

Computer Vision and Pattern Recognition · Computer Science 2024-05-20 Tao Wu , Shuqiu Ge , Jie Qin , Gangshan Wu , Limin Wang

Attention-based encoder-decoder (AED) models have shown impressive performance in ASR. However, most existing AED methods neglect to simultaneously leverage both acoustic and semantic features in decoder, which is crucial for generating…

Computation and Language · Computer Science 2023-05-24 Tian-Hao Zhang , Hai-Bo Qin , Zhi-Hao Lai , Song-Lu Chen , Qi Liu , Feng Chen , Xinyuan Qian , Xu-Cheng Yin

This paper addresses the issue of active speaker detection (ASD) in noisy environments and formulates a robust active speaker detection (rASD) problem. Existing ASD approaches leverage both audio and visual modalities, but non-speech sounds…

Multimedia · Computer Science 2024-04-02 Siva Sai Nagender Vasireddy , Chenxu Zhang , Xiaohu Guo , Yapeng Tian

Speech emotion recognition (SER) has garnered increasing attention due to its wide range of applications in various fields, including human-machine interaction, virtual assistants, and mental health assistance. However, existing SER methods…

Sound · Computer Science 2024-05-02 Dongyuan Li , Ying Zhang , Yusong Wang , Funakoshi Kataro , Manabu Okumura

Target-speaker voice activity detection (TS-VAD) has recently shown promising results for speaker diarization on highly overlapped speech. However, the original model requires a fixed (and known) number of speakers, which limits its…

Audio and Speech Processing · Electrical Eng. & Systems 2021-08-10 Maokui He , Desh Raj , Zili Huang , Jun Du , Zhuo Chen , Shinji Watanabe

Keyword spotting (KWS) and speaker verification (SV) have been studied independently although it is known that acoustic and speaker domains are complementary. In this paper, we propose a multi-task network that performs KWS and SV…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-10 Myunghun Jung , Youngmoon Jung , Jahyun Goo , Hoirin Kim

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…

Sound · Computer Science 2025-05-30 Zhaokai Sun , Li Zhang , Qing Wang , Pan Zhou , Lei Xie

Voice activity detection is the task of detecting speech regions in a given audio stream or recording. First, we design a neural network combining trainable filters and recurrent layers to tackle voice activity detection directly from the…

Audio and Speech Processing · Electrical Eng. & Systems 2020-05-27 Marvin Lavechin , Marie-Philippe Gill , Ruben Bousbib , Hervé Bredin , Leibny Paola Garcia-Perera

Recent years have seen remarkable progress in semantic segmentation. Yet, it remains a challenging task to apply segmentation techniques to video-based applications. Specifically, the high throughput of video streams, the sheer cost of…

Computer Vision and Pattern Recognition · Computer Science 2018-04-03 Yule Li , Jianping Shi , Dahua Lin

Recently, excellent progress has been made in speech recognition. However, pure data-driven approaches have struggled to solve the problem in domain-mismatch and long-tailed data. Considering that knowledge-driven approaches can help…

Sound · Computer Science 2023-10-10 Jiaxu Zhu , Changhe Song , Zhiyong Wu , Helen Meng

The deep learning-based speech enhancement (SE) methods always take the clean speech's waveform or time-frequency spectrum feature as the learning target, and train the deep neural network (DNN) by reducing the error loss between the DNN's…

Audio and Speech Processing · Electrical Eng. & Systems 2023-11-02 Yuewei Zhang , Huanbin Zou , Jie Zhu

Weakly supervised video anomaly detection (WS-VAD) is tasked with pinpointing temporal intervals containing anomalous events within untrimmed videos, utilizing only video-level annotations. However, a significant challenge arises due to the…

Computer Vision and Pattern Recognition · Computer Science 2025-06-17 Yu Wang , Shiwei Chen

Textual escalation detection has been widely applied to e-commerce companies' customer service systems to pre-alert and prevent potential conflicts. Similarly, in public areas such as airports and train stations, where many impersonal…

Sound · Computer Science 2021-11-05 Ziang Zhou , Yanze Xu , Ming Li

Video anomaly detection (VAD) aims to identify unexpected events in videos and has wide applications in safety-critical domains. While semi-supervised methods trained on only normal samples have gained traction, they often suffer from high…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Zongcan Ding , Haodong Zhang , Peng Wu , Guansong Pang , Zhiwei Yang , Peng Wang , Yanning Zhang