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We tackle the problem of learning object detectors without supervision. Differently from weakly-supervised object detection, we do not assume image-level class labels. Instead, we extract a supervisory signal from audio-visual data, using…

计算机视觉与模式识别 · 计算机科学 2022-07-12 Triantafyllos Afouras , Yuki M. Asano , Francois Fagan , Andrea Vedaldi , Florian Metze

Target-Speaker Voice Activity Detection (TS-VAD) is the task of detecting the presence of speech from a known target-speaker in an audio frame. Recently, deep neural network-based models have shown good performance in this task. However,…

音频与语音处理 · 电气工程与系统科学 2025-01-07 Holger Severin Bovbjerg , Jan Østergaard , Jesper Jensen , Zheng-Hua Tan

Video action detection (VAD) aims to detect actors and classify their actions in a video. We figure that VAD suffers more from classification rather than localization of actors. Hence, we analyze how prevailing methods form features for…

计算机视觉与模式识别 · 计算机科学 2024-09-12 Jinsung Lee , Taeoh Kim , Inwoong Lee , Minho Shim , Dongyoon Wee , Minsu Cho , Suha Kwak

Voice Activity Detection (VAD) is a fundamental preprocessing step in automatic speech recognition. This is especially true within the broadcast industry where a wide variety of audio materials and recording conditions are encountered.…

音频与语音处理 · 电气工程与系统科学 2021-12-10 Misa Ogura , Matt Haynes

Voice Activity Detection (VAD) in the presence of background noise remains a challenging problem in speech processing. Accurate VAD is essential in automatic speech recognition, voice-to-text, conversational agents, etc, where noise can…

音频与语音处理 · 电气工程与系统科学 2025-07-31 Hamed Jafarzadeh Asl , Mahsa Ghazvini Nejad , Amin Edraki , Masoud Asgharian , Vahid Partovi Nia

Video Action Detection (VAD) entails localizing and categorizing action instances within videos, which inherently consist of diverse information sources such as audio, visual cues, and surrounding scene contexts. Leveraging this multi-modal…

计算机视觉与模式识别 · 计算机科学 2025-02-04 Taein Son , Soo Won Seo , Jisong Kim , Seok Hwan Lee , Jun Won Choi

Voice activity detection (VAD) is a critical component in various applications such as speech recognition, speech enhancement, and hands-free communication systems. With the increasing demand for personalized and context-aware technologies,…

音频与语音处理 · 电气工程与系统科学 2024-06-17 Satyam Kumar , Sai Srujana Buddi , Utkarsh Oggy Sarawgi , Vineet Garg , Shivesh Ranjan , Ognjen , Rudovic , Ahmed Hussen Abdelaziz , Saurabh Adya

The sound of crashing waves, the roar of fast-moving cars -- sound conveys important information about the objects in our surroundings. In this work, we show that ambient sounds can be used as a supervisory signal for learning visual…

计算机视觉与模式识别 · 计算机科学 2016-12-06 Andrew Owens , Jiajun Wu , Josh H. McDermott , William T. Freeman , Antonio Torralba

Target speaker extraction aims to extract the speech of a specific speaker from a multi-talker mixture as specified by an auxiliary reference. Most studies focus on the scenario where the target speech is highly overlapped with the…

声音 · 计算机科学 2023-09-18 Junjie Li , Ruijie Tao , Zexu Pan , Meng Ge , Shuai Wang , Haizhou Li

Speech applications are expected to be low-power and robust under noisy conditions. An effective Voice Activity Detection (VAD) front-end lowers the computational need. Spiking Neural Networks (SNNs) are known to be biologically plausible…

声音 · 计算机科学 2024-03-12 Qu Yang , Qianhui Liu , Nan Li , Meng Ge , Zeyang Song , Haizhou Li

Current speaker diarization systems rely on an external voice activity detection model prior to speaker embedding extraction on the detected speech segments. In this paper, we establish that the attention system of a speaker embedding…

音频与语音处理 · 电气工程与系统科学 2024-05-16 Jenthe Thienpondt , Kris Demuynck

Voice activity detection (VAD) makes a distinction between speech and non-speech and its performance is of crucial importance for speech based services. Recently, deep neural network (DNN)-based VADs have achieved better performance than…

音频与语音处理 · 电气工程与系统科学 2020-08-14 Zhenpeng Zheng , Jianzong Wang , Ning Cheng , Jian Luo , Jing Xiao

Successful active speaker detection requires a three-stage pipeline: (i) audio-visual encoding for all speakers in the clip, (ii) inter-speaker relation modeling between a reference speaker and the background speakers within each frame, and…

计算机视觉与模式识别 · 计算机科学 2021-09-08 Okan Köpüklü , Maja Taseska , Gerhard Rigoll

This paper delves into the challenging task of Active Speaker Detection (ASD), where the system needs to determine in real-time whether a person is speaking or not in a series of video frames. While previous works have made significant…

计算机视觉与模式识别 · 计算机科学 2024-09-16 Arnav Kundu , Yanzi Jin , Mohammad Sekhavat , Max Horton , Danny Tormoen , Devang Naik

Interactions involving children span a wide range of important domains from learning to clinical diagnostic and therapeutic contexts. Automated analyses of such interactions are motivated by the need to seek accurate insights and offer…

音频与语音处理 · 电气工程与系统科学 2025-06-13 Anfeng Xu , Kevin Huang , Tiantian Feng , Helen Tager-Flusberg , Shrikanth Narayanan

The audio-visual segmentation (AVS) task aims to segment sounding objects from a given video. Existing works mainly focus on fusing audio and visual features of a given video to achieve sounding object masks. However, we observed that prior…

声音 · 计算机科学 2023-08-02 Chen Liu , Peike Li , Xingqun Qi , Hu Zhang , Lincheng Li , Dadong Wang , Xin Yu

In recent years, an association is established between faces and voices of celebrities leveraging large scale audio-visual information from YouTube. The availability of large scale audio-visual datasets is instrumental in developing speaker…

声音 · 计算机科学 2023-02-28 Saqlain Hussain Shah , Muhammad Saad Saeed , Shah Nawaz , Muhammad Haroon Yousaf

Explaining the decision of a multi-modal decision-maker requires to determine the evidence from both modalities. Recent advances in XAI provide explanations for models trained on still images. However, when it comes to modeling multiple…

计算机视觉与模式识别 · 计算机科学 2021-05-05 Yanbei Chen , Thomas Hummel , A. Sophia Koepke , Zeynep Akata

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

Instrument playing is among the most common scenes in music-related videos, which represent nowadays one of the largest sources of online videos. In order to understand the instrument-playing scenes in the videos, it is important to know…

多媒体 · 计算机科学 2018-05-08 Jen-Yu Liu , Yi-Hsuan Yang , Shyh-Kang Jeng