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This paper proposes a method for extracting speaker embedding for each speaker from a variable-length recording containing multiple speakers. Speaker embeddings are crucial not only for speaker recognition but also for various multi-speaker…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-02 Shota Horiguchi , Atsushi Ando , Takafumi Moriya , Takanori Ashihara , Hiroshi Sato , Naohiro Tawara , Marc Delcroix

Recent advancements in speaker verification techniques show promise, but their performance often deteriorates significantly in challenging acoustic environments. Although speech enhancement methods can improve perceived audio quality, they…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-27 Adam Katav , Yair Moshe , Israel Cohen

This paper focuses on multi-enrollment speaker recognition which naturally occurs in the task of online speaker clustering, and studies the properties of different scoring back-ends in this scenario. First, we show that popular cosine…

Audio and Speech Processing · Electrical Eng. & Systems 2023-02-21 Alexey Sholokhov , Nikita Kuzmin , Kong Aik Lee , Eng Siong Chng

In this paper we describe the top-scoring IDLab submission for the text-independent task of the Short-duration Speaker Verification (SdSV) Challenge 2020. The main difficulty of the challenge exists in the large degree of varying phonetic…

Audio and Speech Processing · Electrical Eng. & Systems 2020-11-03 Jenthe Thienpondt , Brecht Desplanques , Kris Demuynck

Speaker embedding extractors are typically trained using a classification loss over the training speakers. During the last few years, the standard softmax/cross-entropy loss has been replaced by the margin-based losses, yielding significant…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-19 Themos Stafylakis , Anna Silnova , Johan Rohdin , Oldrich Plchot , Lukas Burget

Multi-genre speaker recognition is becoming increasingly popular due to its ability to better represent the complexities of real-world applications. However, a major challenge is the significant shift in the distribution of speaker vectors…

Sound · Computer Science 2023-09-26 Zhenyu Zhou , Junhui Chen , Namin Wang , Lantian Li , Dong Wang

Approximately 1.2% of the world's population has impaired voice production. As a result, automatic dysphonic voice detection has attracted considerable academic and clinical interest. However, existing methods for automated voice assessment…

Sound · Computer Science 2023-01-27 Jianwei Zhang , Julie Liss , Suren Jayasuriya , Visar Berisha

For self-supervised speaker verification, the quality of pseudo labels decides the upper bound of the system due to the massive unreliable labels. In this work, we propose dynamic loss-gate and label correction (DLG-LC) to alleviate the…

Sound · Computer Science 2022-08-04 Bing Han , Zhengyang Chen , Yanmin Qian

Data augmentation is conventionally used to inject robustness in Speaker Verification systems. Several recently organized challenges focus on handling novel acoustic environments. Deep learning based speech enhancement is a modern solution…

Audio and Speech Processing · Electrical Eng. & Systems 2020-04-29 Saurabh Kataria , Phani Sankar Nidadavolu , Jesús Villalba , Najim Dehak

We introduce a new automatic evaluation method for speaker similarity assessment, that is consistent with human perceptual scores. Modern neural text-to-speech models require a vast amount of clean training data, which is why many solutions…

Sound · Computer Science 2022-07-04 Deja Kamil , Sanchez Ariadna , Roth Julian , Cotescu Marius

Deep noise suppressors (DNS) have become an attractive solution to remove background noise, reverberation, and distortions from speech and are widely used in telephony/voice applications. They are also occasionally prone to introducing…

Sound · Computer Science 2022-04-15 Abu Zaher Md Faridee , Hannes Gamper

The state-of-art approach to speaker verification involves the extraction of discriminative embeddings like x-vectors followed by a generative model back-end using a probabilistic linear discriminant analysis (PLDA). In this paper, we…

Audio and Speech Processing · Electrical Eng. & Systems 2020-02-10 Shreyas Ramoji , Prashant Krishnan , Prachi Singh , Sriram Ganapathy

In this study, we investigate self-supervised representation learning for speaker verification (SV). First, we examine a simple contrastive learning approach (SimCLR) with a momentum contrastive (MoCo) learning framework, where the MoCo…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-16 Wei Xia , Chunlei Zhang , Chao Weng , Meng Yu , Dong Yu

Probabilistic Linear Discriminant Analysis (PLDA) has become state-of-the-art method for modeling $i$-vector space in speaker recognition task. However the performance degradation is observed if enrollment data size differs from one speaker…

Computation and Language · Computer Science 2016-02-24 Danila Doroshin , Nikolay Lubimov , Marina Nastasenko , Mikhail Kotov

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

Noise reduction techniques based on deep learning have demonstrated impressive performance in enhancing the overall quality of recorded speech. While these approaches are highly performant, their application in audio engineering can be…

Sound · Computer Science 2023-10-18 Christian J. Steinmetz , Thomas Walther , Joshua D. Reiss

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…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-28 Yanpei Shi , Qiang Huang , Thomas Hain

While deep learning models have made significant advances in supervised classification problems, the application of these models for out-of-set verification tasks like speaker recognition has been limited to deriving feature embeddings. The…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-12 Shreyas Ramoji , Prashant Krishnan , Sriram Ganapathy

We propose a theoretical framework for thinking about score normalization, which confirms that normalization is not needed under (admittedly fragile) ideal conditions. If, however, these conditions are not met, e.g. under data-set shift…

Machine Learning · Statistics 2017-09-29 Albert Swart , Niko Brummer

Deep clustering is the first method to handle general audio separation scenarios with multiple sources of the same type and an arbitrary number of sources, performing impressively in speaker-independent speech separation tasks. However,…

Machine Learning · Statistics 2017-11-30 Yi Luo , Zhuo Chen , John R. Hershey , Jonathan Le Roux , Nima Mesgarani