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We introduce an audiovisual method for long-range text-to-video retrieval. Unlike previous approaches designed for short video retrieval (e.g., 5-15 seconds in duration), our approach aims to retrieve minute-long videos that capture complex…

Computer Vision and Pattern Recognition · Computer Science 2022-08-03 Yan-Bo Lin , Jie Lei , Mohit Bansal , Gedas Bertasius

Whisper, despite being trained on 680K hours of web-scaled audio data, faces difficulty in recognising rare words like domain-specific terms, with a solution being contextual biasing through prompting. To improve upon this method, in this…

Audio and Speech Processing · Electrical Eng. & Systems 2025-02-19 Yash Jogi , Vaibhav Aggarwal , Shabari S Nair , Yash Verma , Aayush Kubba

We introduce a new approach for audio-visual speech separation. Given a video, the goal is to extract the speech associated with a face in spite of simultaneous background sounds and/or other human speakers. Whereas existing methods focus…

Computer Vision and Pattern Recognition · Computer Science 2021-04-07 Ruohan Gao , Kristen Grauman

Large-scale, weakly-supervised speech recognition models, such as Whisper, have demonstrated impressive results on speech recognition across domains and languages. However, their application to long audio transcription via buffered or…

Sound · Computer Science 2023-07-12 Max Bain , Jaesung Huh , Tengda Han , Andrew Zisserman

This paper examines the integration of real-time talking-head generation for interviewer training, focusing on overcoming challenges in Audio Feature Extraction (AFE), which often introduces latency and limits responsiveness in real-time…

Video databases from the internet are a valuable source of text-audio retrieval datasets. However, given that sound and vision streams represent different "views" of the data, treating visual descriptions as audio descriptions is far from…

Audio and Speech Processing · Electrical Eng. & Systems 2024-03-01 Andreea-Maria Oncescu , João F. Henriques , Andrew Zisserman , Samuel Albanie , A. Sophia Koepke

Since humans can listen to audio and watch videos at faster speeds than actually observed, we often listen to or watch these pieces of content at higher playback speeds to increase the time efficiency of content comprehension. To further…

Computation and Language · Computer Science 2024-03-06 Kazuki Kawamura , Jun Rekimoto

Code-switching (CS) automatic speech recognition (ASR) faces challenges due to the language confusion resulting from accents, auditory similarity, and seamless language switches. Adaptation on the pre-trained multi-lingual model has shown…

Computation and Language · Computer Science 2025-01-07 Jiahui Zhao , Hao Shi , Chenrui Cui , Tianrui Wang , Hexin Liu , Zhaoheng Ni , Lingxuan Ye , Longbiao Wang

A judicious combination of dictionary learning methods, block sparsity and source recovery algorithm are used in a hierarchical manner to identify the noises and the speakers from a noisy conversation between two people. Conversations are…

Sound · Computer Science 2016-10-31 K V Vijay Girish , A G Ramakrishnan , T V Ananthapadmanabha

One of the most difficult speech recognition tasks is accurate recognition of human to human communication. Advances in deep learning over the last few years have produced major speech recognition improvements on the representative…

Both acoustic and visual information influence human perception of speech. For this reason, the lack of audio in a video sequence determines an extremely low speech intelligibility for untrained lip readers. In this paper, we present a way…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-18 Daniel Michelsanti , Olga Slizovskaia , Gloria Haro , Emilia Gómez , Zheng-Hua Tan , Jesper Jensen

Videos are increasingly being used for e-learning, and transcripts are vital to enhance the learning experience. The costs and delays of generating transcripts can be alleviated by automatic speech recognition (ASR) systems. In this…

Computers and Society · Computer Science 2023-07-10 Ashwin Rao

There is an increasing interest in obtaining accurate word-level timestamps from strong automatic speech recognizers, in particular Whisper. Existing approaches either require additional training or are simply not competitive. The…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-15 Sung-Lin Yeh , Yen Meng , Hao Tang

Speaker verification is a task of confirming an individual's identity through the analysis of their voice. Whispered speech differs from phonated speech in acoustic characteristics, which degrades the performance of speaker verification…

Sound · Computer Science 2026-05-08 Magdalena Gołębiowska , Piotr Syga

In automatic speech recognition, any factor that alters the acoustic properties of speech can pose a challenge to the system's performance. This paper presents a novel approach for automatic whispered speech recognition in the Irish dialect…

Audio and Speech Processing · Electrical Eng. & Systems 2024-11-05 Aref Farhadipour , Homa Asadi , Volker Dellwo

The goal of this paper is automatic character-aware subtitle generation. Given a video and a minimal amount of metadata, we propose an audio-visual method that generates a full transcript of the dialogue, with precise speech timestamps, and…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Bruno Korbar , Jaesung Huh , Andrew Zisserman

This paper proposes a powerful Visual Speech Recognition (VSR) method for multiple languages, especially for low-resource languages that have a limited number of labeled data. Different from previous methods that tried to improve the VSR…

Computer Vision and Pattern Recognition · Computer Science 2024-01-15 Jeong Hun Yeo , Minsu Kim , Shinji Watanabe , Yong Man Ro

Although diffusion models in text-to-speech have become a popular choice due to their strong generative ability, the intrinsic complexity of sampling from diffusion models harms their efficiency. Alternatively, we propose VoiceFlow, an…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-04 Yiwei Guo , Chenpeng Du , Ziyang Ma , Xie Chen , Kai Yu

Large datasets are very useful for training speaker recognition systems, and various research groups have constructed several over the years. Voxceleb is a large dataset for speaker recognition that is extracted from Youtube videos. This…

Sound · Computer Science 2022-03-11 Desmond Caulley , Yufeng Yang , David Anderson

A crucial part of an accurate and reliable spoken language assessment system is the underlying ASR model. Recently, large-scale pre-trained ASR foundation models such as Whisper have been made available. As the output of these models is…

Computation and Language · Computer Science 2023-10-11 Rao Ma , Mengjie Qian , Mark J. F. Gales , Kate M. Knill
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