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Related papers: ReDimNet2: Scaling Speaker Verification via Time-P…

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In this paper, we present Reshape Dimensions Network (ReDimNet), a novel neural network architecture for extracting utterance-level speaker representations. Our approach leverages dimensionality reshaping of 2D feature maps to 1D signal…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-26 Ivan Yakovlev , Rostislav Makarov , Andrei Balykin , Pavel Malov , Anton Okhotnikov , Nikita Torgashov

The ResNet-based architecture has been widely adopted to extract speaker embeddings for text-independent speaker verification systems. By introducing the residual connections to the CNN and standardizing the residual blocks, the ResNet…

Audio and Speech Processing · Electrical Eng. & Systems 2020-12-01 Tianyan Zhou , Yong Zhao , Jian Wu

We propose SpeakerNet - a new neural architecture for speaker recognition and speaker verification tasks. It is composed of residual blocks with 1D depth-wise separable convolutions, batch-normalization, and ReLU layers. This architecture…

Audio and Speech Processing · Electrical Eng. & Systems 2020-10-27 Nithin Rao Koluguri , Jason Li , Vitaly Lavrukhin , Boris Ginsburg

In this paper, we propose TitaNet, a novel neural network architecture for extracting speaker representations. We employ 1D depth-wise separable convolutions with Squeeze-and-Excitation (SE) layers with global context followed by channel…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-12 Nithin Rao Koluguri , Taejin Park , Boris Ginsburg

This paper aims to improve the widely used deep speaker embedding x-vector model. We propose the following improvements: (1) a hybrid neural network structure using both time delay neural network (TDNN) and long short-term memory neural…

Computation and Language · Computer Science 2019-02-22 Yun Tang , Guohong Ding , Jing Huang , Xiaodong He , Bowen Zhou

Speaker embeddings extracted with deep 2D convolutional neural networks are typically modeled as projections of first and second order statistics of channel-frequency pairs onto a linear layer, using either average or attentive pooling…

Audio and Speech Processing · Electrical Eng. & Systems 2021-07-08 Themos Stafylakis , Johan Rohdin , Lukas Burget

Current speaker verification techniques rely on a neural network to extract speaker representations. The successful x-vector architecture is a Time Delay Neural Network (TDNN) that applies statistics pooling to project variable-length…

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

Speaker verification systems experience significant performance degradation when tasked with short-duration trial recordings. To address this challenge, a multi-scale feature fusion approach has been proposed to effectively capture speaker…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-05 Yafeng Chen , Siqi Zheng , Hui Wang , Luyao Cheng , Qian Chen , Shiliang Zhang , Junjie Li

We present DPDFNet, a causal single-channel speech enhancement model that extends DeepFilterNet2 architecture with dual-path blocks in the encoder, strengthening long-range temporal and cross-band modeling while preserving the original…

Sound · Computer Science 2026-01-14 Daniel Rika , Nino Sapir , Ido Gus

Speech foundation models have significantly advanced various speech-related tasks by providing exceptional representation capabilities. However, their high-dimensional output features often create a mismatch with downstream task models,…

Audio and Speech Processing · Electrical Eng. & Systems 2025-10-28 Tianchi Liu , Duc-Tuan Truong , Rohan Kumar Das , Kong Aik Lee , Haizhou Li

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

Target confusion, defined as occasional switching to non-target speakers, poses a key challenge for end-to-end speaker extraction (E2E-SE) systems. We argue that this problem is largely caused by the lack of generalizability and…

Sound · Computer Science 2025-05-29 Zhenghai You , Zhenyu Zhou , Lantian Li , Dong Wang

Recently, x-vector has been a successful and popular approach for speaker verification, which employs a time delay neural network (TDNN) and statistics pooling to extract speaker characterizing embedding from variable-length utterances.…

Sound · Computer Science 2022-01-02 Wentao Zhu , Tianlong Kong , Shun Lu , Jixiang Li , Dawei Zhang , Feng Deng , Xiaorui Wang , Sen Yang , Ji Liu

Despite achieving satisfactory performance in speaker verification using deep neural networks, variable-duration utterances remain a challenge that threatens the robustness of systems. To deal with this issue, we propose a speaker…

Audio and Speech Processing · Electrical Eng. & Systems 2022-06-28 Ju-ho Kim , Hye-jin Shim , Jungwoo Heo , Ha-Jin Yu

Most recent speaker verification systems are based on extracting speaker embeddings using a deep neural network. The pooling layer in the network aims to aggregate frame-level features extracted by the backbone. In this paper, we propose a…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-12 Yufeng Ma , Yiwei Ding , Miao Zhao , Yu Zheng , Min Liu , Minqiang Xu

Speaker recognition systems based on deep speaker embeddings have achieved significant performance in controlled conditions according to the results obtained for early NIST SRE (Speaker Recognition Evaluation) datasets. From the practical…

Recently, direct modeling of raw waveforms using deep neural networks has been widely studied for a number of tasks in audio domains. In speaker verification, however, utilization of raw waveforms is in its preliminary phase, requiring…

Audio and Speech Processing · Electrical Eng. & Systems 2019-07-18 Jee-weon Jung , Hee-Soo Heo , Ju-ho Kim , Hye-jin Shim , Ha-Jin Yu

Although deep neural networks are successful for many tasks in the speech domain, the high computational and memory costs of deep neural networks make it difficult to directly deploy highperformance Neural Network systems on low-resource…

Sound · Computer Science 2021-04-07 Tinglong Zhu , Xiaoyi Qin , Ming Li

In speaker verification, ECAPA-TDNN has shown remarkable improvement by utilizing one-dimensional(1D) Res2Net block and squeeze-and-excitation(SE) module, along with multi-layer feature aggregation (MFA). Meanwhile, in vision tasks, ConvNet…

Audio and Speech Processing · Electrical Eng. & Systems 2026-04-01 Hyun-Jun Heo , Ui-Hyeop Shin , Ran Lee , YoungJu Cheon , Hyung-Min Park

Existing approaches for replay and synthetic speech detection still lack generalizability to unseen spoofing attacks. This work proposes to leverage a novel model structure, so-called Res2Net, to improve the anti-spoofing countermeasure's…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-16 Xu Li , Na Li , Chao Weng , Xunying Liu , Dan Su , Dong Yu , Helen Meng
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