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Applying x-vectors for speaker verification has recently attracted great interest, with the focus being on text-independent speaker verification. In this paper, we study x-vectors for text-dependent speaker verification (TD-SV), which…

音频与语音处理 · 电气工程与系统科学 2020-09-02 Achintya Kumar Sarkar , Zheng-Hua Tan

Obtaining high-quality speaker embeddings in multi-speaker conditions is crucial for many applications. A recently proposed guided speaker embedding framework, which utilizes speech activities of target and non-target speakers as clues,…

音频与语音处理 · 电气工程与系统科学 2025-06-17 Shota Horiguchi , Takanori Ashihara , Marc Delcroix , Atsushi Ando , Naohiro Tawara

The paper introduces Diff-Filter, a multichannel speech enhancement approach based on the diffusion probabilistic model, for improving speaker verification performance under noisy and reverberant conditions. It also presents a new two-step…

声音 · 计算机科学 2023-07-06 Sandipana Dowerah , Ajinkya Kulkarni , Romain Serizel , Denis Jouvet

Recent speaker verification (SV) systems have shown a trend toward adopting deeper speaker embedding extractors. Although deeper and larger neural networks can significantly improve performance, their substantial memory requirements hinder…

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

In this work, we continue in our research on i-vector extractor for speaker verification (SV) and we optimize its architecture for fast and effective discriminative training. We were motivated by computational and memory requirements caused…

音频与语音处理 · 电气工程与系统科学 2019-04-10 Ondrej Novotny , Oldrich Plchot , Ondrej Glembek , Lukas Burget

Deep speaker embeddings have been demonstrated to outperform their generative counterparts, i-vectors, in recent speaker verification evaluations. To combine the benefits of high performance and generative interpretation, we investigate the…

音频与语音处理 · 电气工程与系统科学 2020-04-21 Ville Vestman , Kong Aik Lee , Tomi H. Kinnunen

In this paper we present a new method for text-independent speaker verification that combines segmental dynamic time warping (SDTW) and the d-vector approach. The d-vectors, generated from a feed forward deep neural network trained to…

声音 · 计算机科学 2018-06-27 Mohamed Adel , Mohamed Afify , Akram Gaballah

In this paper, a novel Convolutional Neural Network architecture has been developed for speaker verification in order to simultaneously capture and discard speaker and non-speaker information, respectively. In training phase, the network is…

音频与语音处理 · 电气工程与系统科学 2018-08-13 Hossein Salehghaffari

Despite the significant improvements in speaker recognition enabled by deep neural networks, unsatisfactory performance persists under noisy environments. In this paper, we train the speaker embedding network to learn the "clean" embedding…

音频与语音处理 · 电气工程与系统科学 2020-02-14 Danwei Cai , Weicheng Cai , Ming Li

This work presents a novel framework based on feed-forward neural network for text-independent speaker classification and verification, two related systems of speaker recognition. With optimized features and model training, it achieves 100%…

声音 · 计算机科学 2017-03-20 Zhenhao Ge , Ananth N. Iyer , Srinath Cheluvaraja , Ram Sundaram , Aravind Ganapathiraju

Speaker attribution is required in many real-world applications, such as meeting transcription, where speaker identity is assigned to each utterance according to speaker voice profiles. In this paper, we propose to solve the speaker…

音频与语音处理 · 电气工程与系统科学 2021-02-09 Jixuan Wang , Xiong Xiao , Jian Wu , Ranjani Ramamurthy , Frank Rudzicz , Michael Brudno

Significant progress has recently been made in speaker diarisation after the introduction of d-vectors as speaker embeddings extracted from neural network (NN) speaker classifiers for clustering speech segments. To extract better-performing…

声音 · 计算机科学 2021-05-10 Guangzhi Sun , Chao Zhang , Phil Woodland

Deep speaker embedding has achieved satisfactory performance in speaker verification. By enforcing the neural model to discriminate the speakers in the training set, deep speaker embedding (called `x-vectors`) can be derived from the hidden…

音频与语音处理 · 电气工程与系统科学 2019-08-28 Xueyi Wang , Lantian Li , Dong Wang

We propose an approach for training speaker identification models in a weakly supervised manner. We concentrate on the setting where the training data consists of a set of audio recordings and the speaker annotation is provided only at the…

声音 · 计算机科学 2018-06-25 Martin Karu , Tanel Alumäe

The short duration of an input utterance is one of the most critical threats that degrade the performance of speaker verification systems. This study aimed to develop an integrated text-independent speaker verification system that inputs…

音频与语音处理 · 电气工程与系统科学 2019-04-11 Jee-weon Jung , Hee-soo Heo , Hye-jin Shim , Ha-jin Yu

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…

音频与语音处理 · 电气工程与系统科学 2022-07-15 Ruijie Tao , Kong Aik Lee , Rohan Kumar Das , Ville Hautamäki , Haizhou Li

Background noise considerably reduces the accuracy and reliability of speaker verification (SV) systems. These challenges can be addressed using a speech enhancement system as a front-end module. Recently, diffusion probabilistic models…

音频与语音处理 · 电气工程与系统科学 2023-12-20 Ju-ho Kim , Jungwoo Heo , Hyun-seo Shin , Chan-yeong Lim , Ha-Jin Yu

Speaker recognition deals with recognizing speakers by their speech. Most speaker recognition systems are built upon two stages, the first stage extracts low dimensional correlation embeddings from speech, and the second performs the…

In this paper, we address the problem of speaker recognition in challenging acoustic conditions using a novel method to extract robust speaker-discriminative speech representations. We adopt a recently proposed unsupervised adversarial…

音频与语音处理 · 电气工程与系统科学 2019-11-05 Raghuveer Peri , Monisankha Pal , Arindam Jati , Krishna Somandepalli , Shrikanth Narayanan

In this paper, we propose an iterative framework for self-supervised speaker representation learning based on a deep neural network (DNN). The framework starts with training a self-supervision speaker embedding network by maximizing…

音频与语音处理 · 电气工程与系统科学 2020-10-29 Danwei Cai , Weiqing Wang , Ming Li