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Deep neural network based speaker embeddings, such as x-vectors, have been shown to perform well in text-independent speaker recognition/verification tasks. In this paper, we use simple classifiers to investigate the contents encoded by…

音频与语音处理 · 电气工程与系统科学 2020-06-16 Desh Raj , David Snyder , Daniel Povey , Sanjeev Khudanpur

Multi-taper estimators provide low-variance power spectrum estimates that can be used in place of the windowed discrete Fourier transform (DFT) to extract speech features such as mel-frequency cepstral coefficients (MFCCs). Even if past…

声音 · 计算机科学 2021-10-27 Xuechen Liu , Md Sahidullah , Tomi Kinnunen

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…

音频与语音处理 · 电气工程与系统科学 2023-03-14 Zhe Li , Man-Wai Mak , Helen Mei-Ling Meng

Speaker embeddings are continuous-value vector representations that allow easy comparison between voices of speakers with simple geometric operations. Among others, i-vector and x-vector have emerged as the mainstream methods for speaker…

机器学习 · 计算机科学 2019-06-21 Ville Vestman , Kong Aik Lee , Tomi H. Kinnunen , Takafumi Koshinaka

Optimization of a trade-off between the number of speakers and their temporal variability (or session diversity) is crucial for the development of a speaker recognition system together with making the data collection process feasible from a…

音频与语音处理 · 电气工程与系统科学 2024-11-13 Anton Okhotnikov , Nikita Torgashov , Ivan Yakovlev , Pavel Malov , Rostislav Makarov

Research in speaker recognition has recently seen significant progress due to the application of neural network models and the availability of new large-scale datasets. There has been a plethora of work in search for more powerful…

声音 · 计算机科学 2020-02-04 Joon Son Chung , Jaesung Huh , Seongkyu Mun

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…

声音 · 计算机科学 2023-12-21 Xuechen Liu , Md Sahidullah , Tomi Kinnunen

This paper describes our proposed integration system for the spoofing-aware speaker verification challenge. It consists of a robust spoofing-aware verification system that use the speaker verification and antispoofing embeddings extracted…

音频与语音处理 · 电气工程与系统科学 2022-04-05 Juan M. Martín-Doñas , Iván G. Torre , Aitor Álvarez , Joaquin Arellano

Neural network-based speaker recognition has achieved significant improvement in recent years. A robust speaker representation learns meaningful knowledge from both hard and easy samples in the training set to achieve good performance.…

音频与语音处理 · 电气工程与系统科学 2022-10-31 Ruijie Tao , Kong Aik Lee , Zhan Shi , Haizhou Li

Does speaking style variation affect humans' ability to distinguish individuals from their voices? How do humans compare with automatic systems designed to discriminate between voices? In this paper, we attempt to answer these questions by…

音频与语音处理 · 电气工程与系统科学 2020-08-11 Amber Afshan , Jody Kreiman , Abeer Alwan

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

Automatic speaker verification (ASV) vendors and corpus providers would both benefit from tools to reliably extrapolate performance metrics for large speaker populations without collecting new speakers. We address false alarm rate…

音频与语音处理 · 电气工程与系统科学 2020-08-11 Alexey Sholokhov , Tomi Kinnunen , Ville Vestman , Kong Aik Lee

Deep learning has brought impressive progress in the study of both automatic speaker verification (ASV) and spoofing countermeasures (CM). Although solutions are mutually dependent, they have typically evolved as standalone sub-systems…

The INTERSPEECH 2020 Far-Field Speaker Verification Challenge (FFSVC 2020) addresses three different research problems under well-defined conditions: far-field text-dependent speaker verification from single microphone array, far-field…

音频与语音处理 · 电气工程与系统科学 2020-05-19 Xiaoyi Qin , Ming Li , Hui Bu , Wei Rao , Rohan Kumar Das , Shrikanth Narayanan , Haizhou Li

Articulatory-to-acoustic mapping seeks to reconstruct speech from a recording of the articulatory movements, for example, an ultrasound video. Just like speech signals, these recordings represent not only the linguistic content, but are…

This study aims to develop a single integrated spoofing-aware speaker verification (SASV) embeddings that satisfy two aspects. First, rejecting non-target speakers' input as well as target speakers' spoofed inputs should be addressed.…

When a speaker verification (SV) system operates far from the sound sourced, significant challenges arise due to the interference of noise and reverberation. Studies have shown that incorporating phonetic information into speaker embedding…

声音 · 计算机科学 2023-11-28 Zezhong Jin , Youzhi Tu , Man-Wai Mak

While the use of deep neural networks has significantly boosted speaker recognition performance, it is still challenging to separate speakers in poor acoustic environments. Here speech enhancement methods have traditionally allowed improved…

音频与语音处理 · 电气工程与系统科学 2020-08-28 Yanpei Shi , Qiang Huang , Thomas Hain

Detecting duplicate patient participation in clinical trials is a major challenge because repeated patients can undermine the credibility and accuracy of the trial's findings and result in significant health and financial risks. Developing…

音频与语音处理 · 电气工程与系统科学 2023-06-23 Malikeh Ehghaghi , Marija Stanojevic , Ali Akram , Jekaterina Novikova

The technique of transforming voices in order to hide the real identity of a speaker is called voice disguise, among which automatic voice disguise (AVD) by modifying the spectral and temporal characteristics of voices with miscellaneous…

音频与语音处理 · 电气工程与系统科学 2020-09-16 Linlin Zheng , Jiakang Li , Meng Sun , Xiongwei Zhang , Thomas Fang Zheng