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This paper explores the development of a multimodal sentiment analysis model that integrates text, audio, and visual data to enhance sentiment classification. The goal is to improve emotion detection by capturing the complex interactions…

计算与语言 · 计算机科学 2025-01-15 Hui Lee , Singh Suniljit , Yong Siang Ong

The time delay neural network (TDNN) represents one of the state-of-the-art of neural solutions to text-independent speaker verification. However, they require a large number of filters to capture the speaker characteristics at any local…

声音 · 计算机科学 2022-02-16 Tianchi Liu , Rohan Kumar Das , Kong Aik Lee , Haizhou Li

Audio-visual speaker tracking aims to determine the location of human targets in a scene using signals captured by a multi-sensor platform, whose accuracy and robustness can be improved by multi-modal fusion methods. Recently, several…

计算机视觉与模式识别 · 计算机科学 2024-10-10 Yidi Li , Hong Liu , Bing Yang

Semantic change detection is an important task in geoscience and earth observation. By producing a semantic change map for each temporal phase, both the land use land cover categories and change information can be interpreted. Recently some…

计算机视觉与模式识别 · 计算机科学 2024-06-18 Chenyao Zhou , Haotian Zhang , Han Guo , Zhengxia Zou , Zhenwei Shi

In real-world scenarios, multi-view cameras are typically employed for fine-grained manipulation tasks. Existing approaches (e.g., ACT) tend to treat multi-view features equally and directly concatenate them for policy learning. However, it…

机器人学 · 计算机科学 2025-07-01 Zihan Lan , Weixin Mao , Haosheng Li , Le Wang , Tiancai Wang , Haoqiang Fan , Osamu Yoshie

Many existing speaker verification systems are reported to be vulnerable against different spoofing attacks, for example speaker-adapted speech synthesis, voice conversion, play back, etc. In order to detect these spoofed speech signals as…

声音 · 计算机科学 2015-07-30 Shitao Weng , Shushan Chen , Lei Yu , Xuewei Wu , Weicheng Cai , Zhi Liu , Ming Li

Although mask-based beamforming is a powerful speech enhancement approach, it often requires manual parameter tuning to handle moving speakers. Recently, this approach was augmented with an attention-based spatial covariance matrix…

音频与语音处理 · 电气工程与系统科学 2024-06-18 Marvin Tammen , Tsubasa Ochiai , Marc Delcroix , Tomohiro Nakatani , Shoko Araki , Simon Doclo

Target speaker extraction, which aims at extracting a target speaker's voice from a mixture of voices using audio, visual or locational clues, has received much interest. Recently an audio-visual target speaker extraction has been proposed…

音频与语音处理 · 电气工程与系统科学 2021-02-03 Hiroshi Sato , Tsubasa Ochiai , Keisuke Kinoshita , Marc Delcroix , Tomohiro Nakatani , Shoko Araki

This paper proposes a serialized multi-layer multi-head attention for neural speaker embedding in text-independent speaker verification. In prior works, frame-level features from one layer are aggregated to form an utterance-level…

声音 · 计算机科学 2021-07-15 Hongning Zhu , Kong Aik Lee , Haizhou Li

Active Speaker Detection (ASD) aims to identify who is currently speaking in each frame of a video. Most state-of-the-art approaches rely on late fusion to combine visual and audio features, but late fusion often fails to capture…

计算机视觉与模式识别 · 计算机科学 2025-12-18 Yu Wang , Juhyung Ha , Frangil M. Ramirez , Yuchen Wang , David J. Crandall

Effective deep feature extraction via feature-level fusion is crucial for multimodal object detection. However, previous studies often involve complex training processes that integrate modality-specific features by stacking multiple…

计算机视觉与模式识别 · 计算机科学 2025-06-27 Lei Hao , Lina Xu , Chang Liu , Yanni Dong

Deepfake detection is crucial for curbing the harm it causes to society. However, current Deepfake detection methods fail to thoroughly explore artifact information across different domains due to insufficient intrinsic interactions. These…

计算机视觉与模式识别 · 计算机科学 2025-03-24 Xueqi Qiu , Xingyu Miao , Fan Wan , Haoran Duan , Tejal Shah , Varun Ojhab , Yang Longa , Rajiv Ranjan

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)…

声音 · 计算机科学 2025-06-03 Kumud Tripathi , Chowdam Venkata Kumar , Pankaj Wasnik

Fusing outputs from automatic speaker verification (ASV) and spoofing countermeasure (CM) is expected to make an integrated system robust to zero-effort imposters and synthesized spoofing attacks. Many score-level fusion methods have been…

音频与语音处理 · 电气工程与系统科学 2024-09-25 Xin Wang , Tomi Kinnunen , Kong Aik Lee , Paul-Gauthier Noé , Junichi Yamagishi

Speech self-supervised learning (SSL) represents has achieved state-of-the-art (SOTA) performance in multiple downstream tasks. However, its application in speech enhancement (SE) tasks remains immature, offering opportunities for…

音频与语音处理 · 电气工程与系统科学 2024-08-14 Alimjan Mattursun , Liejun Wang , Yinfeng Yu

Modern speaker verification (SV) systems typically demand expensive storage and computing resources, thereby hindering their deployment on mobile devices. In this paper, we explore adaptive neural network quantization for lightweight…

音频与语音处理 · 电气工程与系统科学 2024-12-03 Bei Liu , Haoyu Wang , Yanmin Qian

Meetings are a common activity in professional contexts, and it remains challenging to endow vocal assistants with advanced functionalities to facilitate meeting management. In this context, a task like active speaker detection can provide…

计算机视觉与模式识别 · 计算机科学 2022-06-22 Lionel Pibre , Francisco Madrigal , Cyrille Equoy , Frédéric Lerasle , Thomas Pellegrini , Julien Pinquier , Isabelle Ferrané

Depression, a common mental disorder, significantly influences individuals and imposes considerable societal impacts. The complexity and heterogeneity of the disorder necessitate prompt and effective detection, which nonetheless, poses a…

声音 · 计算机科学 2023-08-25 Xiao Xu , Yang Wang , Xinru Wei , Fei Wang , Xizhe Zhang

Sentiment analysis, mostly based on text, has been rapidly developing in the last decade and has attracted widespread attention in both academia and industry. However, the information in the real world usually comes from multiple…

计算与语言 · 计算机科学 2019-12-12 Feiyang Chen , Ziqian Luo , Yanyan Xu , Dengfeng Ke

Verifying the identity of a speaker is crucial in modern human-machine interfaces, e.g., to ensure privacy protection or to enable biometric authentication. Classical speaker verification (SV) approaches estimate a fixed-dimensional…

音频与语音处理 · 电气工程与系统科学 2022-06-29 Ahmad Aloradi , Wolfgang Mack , Mohamed Elminshawi , Emanuël A. P. Habets