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Query-based audio source extraction seeks to recover a target source from a mixture conditioned on a query. Existing approaches are largely confined to single-channel audio, leaving the spatial information in multi-channel recordings…

Audio and Speech Processing · Electrical Eng. & Systems 2025-10-16 Chenxin Yu , Hao Ma , Xu Li , Xiao-Lei Zhang , Mingjie Shao , Chi Zhang , Xuelong Li

In this paper, we focus on the problem of content-based retrieval for audio, which aims to retrieve all semantically similar audio recordings for a given audio clip query. This problem is similar to the problem of query by example of audio,…

Sound · Computer Science 2018-02-16 Pranay Manocha , Rohan Badlani , Anurag Kumar , Ankit Shah , Benjamin Elizalde , Bhiksha Raj

Embedding audio signal segments into vectors with fixed dimensionality is attractive because all following processing will be easier and more efficient, for example modeling, classifying or indexing. Audio Word2Vec previously proposed was…

Computation and Language · Computer Science 2018-11-08 Sung-Feng Huang , Yi-Chen Chen , Hung-yi Lee , Lin-shan Lee

Pooling is needed to aggregate frame-level features into utterance-level representations for speaker modeling. Given the success of statistics-based pooling methods, we hypothesize that speaker characteristics are well represented in the…

Audio and Speech Processing · Electrical Eng. & Systems 2022-06-28 Yusheng Tian , Jingyu Li , Tan Lee

The detection of voiced speech, the estimation of the fundamental frequency, and the tracking of pitch values over time are crucial subtasks for a variety of speech processing techniques. Many different algorithms have been developed for…

Sound · Computer Science 2021-03-02 Benedikt Boenninghoff , Robert M. Nickel , Steffen Zeiler , Dorothea Kolossa

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…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-03 Hiroshi Sato , Tsubasa Ochiai , Keisuke Kinoshita , Marc Delcroix , Tomohiro Nakatani , Shoko Araki

We present a supervised learning approach for automatic extraction of keyphrases from single documents. Our solution uses simple to compute statistical and positional features of candidate phrases and does not rely on any external knowledge…

Information Retrieval · Computer Science 2024-04-12 Sriraghavendra Ramaswamy

Target speaker extraction focuses on isolating a specific speaker's voice from an audio mixture containing multiple speakers. To provide information about the target speaker's identity, prior works have utilized clean audio samples as…

Sound · Computer Science 2025-12-09 Shitong Xu , Yiyuan Yang , Niki Trigoni , Andrew Markham

The accuracy of automated speaker recognition is negatively impacted by change in emotions in a person's speech. In this paper, we hypothesize that speaker identity is composed of various vocal style factors that may be learned from…

Audio and Speech Processing · Electrical Eng. & Systems 2023-08-04 Morgan Sandler , Arun Ross

In this paper, Whisper, a large-scale pre-trained model for automatic speech recognition, is proposed to apply to speaker verification. A partial multi-scale feature aggregation (PMFA) approach is proposed based on a subset of Whisper…

Sound · Computer Science 2024-08-29 Yiyang Zhao , Shuai Wang , Guangzhi Sun , Zehua Chen , Chao Zhang , Mingxing Xu , Thomas Fang Zheng

Thanks to recent advances in deep learning, sophisticated generation tools exist, nowadays, that produce extremely realistic synthetic speech. However, malicious uses of such tools are possible and likely, posing a serious threat to our…

Sound · Computer Science 2022-09-29 Alessandro Pianese , Davide Cozzolino , Giovanni Poggi , Luisa Verdoliva

Speaker clustering is the task of differentiating speakers in a recording. In a way, the aim is to answer "who spoke when" in audio recordings. A common method used in industry is feature extraction directly from the recording thanks to…

Sound · Computer Science 2018-03-23 Maxime Jumelle , Taqiyeddine Sakmeche

In this paper, we consider the task of retrieving documents with predefined topics from an unlabeled document dataset using an unsupervised approach. The proposed unsupervised approach requires only a small number of keywords describing the…

Computation and Language · Computer Science 2022-10-13 Tim Schopf , Daniel Braun , Florian Matthes

The vast majority of approaches to speaker anonymization involve the extraction of fundamental frequency estimates, linguistic features and a speaker embedding which is perturbed to obfuscate the speaker identity before an anonymized speech…

Audio and Speech Processing · Electrical Eng. & Systems 2024-01-15 Michele Panariello , Francesco Nespoli , Massimiliano Todisco , Nicholas Evans

In this paper, we explore vector quantization for acoustic unit discovery. Leveraging unlabelled data, we aim to learn discrete representations of speech that separate phonetic content from speaker-specific details. We propose two neural…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-20 Benjamin van Niekerk , Leanne Nortje , Herman Kamper

Generalization is a main issue for current audio deepfake detectors, which struggle to provide reliable results on out-of-distribution data. Given the speed at which more and more accurate synthesis methods are developed, it is very…

Sound · Computer Science 2024-07-02 Alessandro Pianese , Davide Cozzolino , Giovanni Poggi , Luisa Verdoliva

Current text-to-speech algorithms produce realistic fakes of human voices, making deepfake detection a much-needed area of research. While researchers have presented various techniques for detecting audio spoofs, it is often unclear exactly…

The aim of this paper is to investigate the benefit of combining both language and acoustic modelling for speaker diarization. Although conventional systems only use acoustic features, in some scenarios linguistic data contain high…

Audio and Speech Processing · Electrical Eng. & Systems 2025-01-31 Miquel India , Javier Hernando , José A. R. Fonollosa

Music source separation is focused on extracting distinct sonic elements from composite tracks. Historically, many methods have been grounded in supervised learning, necessitating labeled data, which is occasionally constrained in its…

Sound · Computer Science 2023-11-23 Marco Pasini , Stefan Lattner , George Fazekas

The representation learning of speech, without textual resources, is an area of significant interest for many low resource speech applications. In this paper, we describe an approach to self-supervised representation learning from raw audio…

Audio and Speech Processing · Electrical Eng. & Systems 2023-07-17 Varun Krishna , Tarun Sai , Sriram Ganapathy