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Automatic Speaker Verification (ASV) suffers from performance degradation in noisy conditions. To address this issue, we propose a novel adversarial learning framework that incorporates noise-disentanglement to establish a noise-independent…

Sound · Computer Science 2024-09-27 Xujiang Xing , Mingxing Xu , Thomas Fang Zheng

We present an emotion recognition system for nonverbal vocalizations (NVs) submitted to the ExVo Few-Shot track of the ICML Expressive Vocalizations Competition 2022. The proposed method uses self-supervised learning (SSL) models to extract…

Sound · Computer Science 2022-06-23 Detai Xin , Shinnosuke Takamichi , Hiroshi Saruwatari

The challenges in applying contrastive learning to speaker verification (SV) are that the softmax-based contrastive loss lacks discriminative power and that the hard negative pairs can easily influence learning. To overcome the first…

Audio and Speech Processing · Electrical Eng. & Systems 2023-03-14 Zhe Li , Man-Wai Mak , Helen Mei-Ling Meng

Speaker verification is to judge the similarity between two unknown voices in an open set, where the ideal speaker embedding should be able to condense discriminant information into a compact utterance-level representation that has small…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-10 Hongyu Wang , Hui Li , Bo Li

This paper explores the use of ASR-pretrained Conformers for speaker verification, leveraging their strengths in modeling speech signals. We introduce three strategies: (1) Transfer learning to initialize the speaker embedding network,…

Audio and Speech Processing · Electrical Eng. & Systems 2024-07-17 Danwei Cai , Ming Li

This paper describes our DKU-OPPO system for the 2022 Spoofing-Aware Speaker Verification (SASV) Challenge. First, we split the joint task into speaker verification (SV) and spoofing countermeasure (CM), these two tasks which are optimized…

Audio and Speech Processing · Electrical Eng. & Systems 2022-07-18 Xingming Wang , Xiaoyi Qin , Yikang Wang , Yunfei Xu , Ming Li

This is a description of our effort in VOiCES 2019 Speaker Recognition challenge. All systems in the fixed condition are based on the x-vector paradigm with different features and DNN topologies. The single best system reaches 1.2% EER and…

Audio and Speech Processing · Electrical Eng. & Systems 2019-07-16 Hossein Zeinali , Pavel Matějka , Ladislav Mošner , Oldřich Plchot , Anna Silnova , Ondřej Novotný , Ján Profant , Ondřej Glembek , Lukáš Burget

Most state-of-the-art Deep Learning systems for speaker verification are based on speaker embedding extractors. These architectures are commonly composed of a feature extractor front-end together with a pooling layer to encode…

Audio and Speech Processing · Electrical Eng. & Systems 2021-01-12 Miquel India , Pooyan Safari , Javier Hernando

In self-supervised learning for speaker recognition, pseudo labels are useful as the supervision signals. It is a known fact that a speaker recognition model doesn't always benefit from pseudo labels due to their unreliability. In this…

Audio and Speech Processing · Electrical Eng. & Systems 2022-07-15 Ruijie Tao , Kong Aik Lee , Rohan Kumar Das , Ville Hautamäki , Haizhou Li

State-of-art speaker verification (SV) systems use a back-end model to score the similarity of speaker embeddings extracted from a neural network model. The commonly used back-end models are the cosine scoring and the probabilistic linear…

Sound · Computer Science 2022-04-25 Zhiyuan Peng , Xuanji He , Ke Ding , Tan Lee , Guanglu Wan

New system for i-vector speaker recognition based on variational autoencoder (VAE) is investigated. VAE is a promising approach for developing accurate deep nonlinear generative models of complex data. Experiments show that VAE provides…

Sound · Computer Science 2017-05-26 Timur Pekhovsky , Maxim Korenevsky

This document outlines the Text-dependent Speaker Verification (TdSV) Challenge 2024, which centers on analyzing and exploring novel approaches for text-dependent speaker verification. The primary goal of this challenge is to motive…

Sound · Computer Science 2024-04-23 Zeinali Hossein , Lee Kong Aik , Alam Jahangir , Burget Lukas

Even though deep speaker models have demonstrated impressive accuracy in speaker verification tasks, this often comes at the expense of increased model size and computation time, presenting challenges for deployment in resource-constrained…

Sound · Computer Science 2023-12-21 Xuechen Liu , Md Sahidullah , Tomi Kinnunen

Contrastive speaker embedding assumes that the contrast between the positive and negative pairs of speech segments is attributed to speaker identity only. However, this assumption is incorrect because speech signals contain not only speaker…

Audio and Speech Processing · Electrical Eng. & Systems 2023-09-26 Youzhi Tu , Man-Wai Mak , Jen-Tzung Chien

We present a novel source separation model to decompose asingle-channel speech signal into two speech segments belonging to two different speakers. The proposed model is a neural network based on residual blocks, and uses learnt speaker…

Sound · Computer Science 2019-06-25 Shuo Liu , Gil Keren , Björn Schuller

Speaker identification systems in a real-world scenario are tasked to identify a speaker amongst a set of enrolled speakers given just a few samples for each enrolled speaker. This paper demonstrates the effectiveness of meta-learning and…

Audio and Speech Processing · Electrical Eng. & Systems 2022-07-25 Ashutosh Chaubey , Sparsh Sinha , Susmita Ghose

This technical report describes the EML submission to the first VoxCeleb speaker diarization challenge. Although the aim of the challenge has been the offline processing of the signals, the submitted system is basically the EML online…

Sound · Computer Science 2020-10-26 Omid Ghahabi , Volker Fischer

In this paper, we analyze the behavior and performance of speaker embeddings and the back-end scoring model under domain and language mismatch. We present our findings regarding ResNet-based speaker embedding architectures and show that…

Audio and Speech Processing · Electrical Eng. & Systems 2022-03-22 Anna Silnova , Themos Stafylakis , Ladislav Mosner , Oldrich Plchot , Johan Rohdin , Pavel Matejka , Lukas Burget , Ondrej Glembek , Niko Brummer

Recent advances in deep learning have facilitated the design of speaker verification systems that directly input raw waveforms. For example, RawNet extracts speaker embeddings from raw waveforms, which simplifies the process pipeline and…

Audio and Speech Processing · Electrical Eng. & Systems 2020-05-08 Jee-weon Jung , Seung-bin Kim , Hye-jin Shim , Ju-ho Kim , Ha-Jin Yu

Methods for extracting audio and speech features have been studied since pioneering work on spectrum analysis decades ago. Recent efforts are guided by the ambition to develop general-purpose audio representations. For example, deep neural…

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