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Related papers: Large Margin Softmax Loss for Speaker Verification

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Speech clarity and spatial audio immersion are the two most critical factors in enhancing remote conferencing experiences. Existing methods are often limited: either due to the lack of spatial information when using only one microphone, or…

Sound · Computer Science 2025-07-14 Cheng Chi , Xiaoyu Li , Yuxuan Ke , Qunping Ni , Yao Ge , Xiaodong Li , Chengshi Zheng

We address far-field speaker verification with deep neural network (DNN) based speaker embedding extractor, where mismatch between enrollment and test data often comes from convolutive effects (e.g. room reverberation) and noise. To…

Sound · Computer Science 2021-09-27 Xuechen Liu , Md Sahidullah , Tomi Kinnunen

Partial audio deepfake localization poses unique challenges and remain underexplored compared to full-utterance spoofing detection. While recent methods report strong in-domain performance, their real-world utility remains unclear. In this…

Sound · Computer Science 2025-09-01 Hieu-Thi Luong , Inbal Rimon , Haim Permuter , Kong Aik Lee , Eng Siong Chng

Speaker embeddings are widely used in speaker verification systems and other applications where it is useful to characterise the voice of a speaker with a fixed-length vector. These embeddings tend to be treated as "black box" encodings,…

Sound · Computer Science 2025-10-21 Mark Huckvale

Angular margin losses, such as AAM-Softmax, have become the de facto in speaker and face verification. Their success hinges on directly manipulating the angle between features and class prototypes. However, this manipulation relies on the…

Sound · Computer Science 2026-01-21 Yang Wang , Yiqi Liu , Chenghao Xiao , Chenghua Lin

Currently, the most widely used approach for speaker verification is the deep speaker embedding learning. In this approach, we obtain a speaker embedding vector by pooling single-scale features that are extracted from the last layer of a…

Audio and Speech Processing · Electrical Eng. & Systems 2020-11-09 Youngmoon Jung , Seong Min Kye , Yeunju Choi , Myunghun Jung , Hoirin Kim

Many existing speaker verification systems are reported to be vulnerable against different spoofing attacks, for example speaker-adapted speech synthesis, voice conversion, play back, etc. In order to detect these spoofed speech signals as…

Sound · Computer Science 2015-07-30 Shitao Weng , Shushan Chen , Lei Yu , Xuewei Wu , Weicheng Cai , Zhi Liu , Ming Li

In this work, we introduce metric learning (ML) to enhance the deep embedding learning for text-independent speaker verification (SV). Specifically, the deep speaker embedding network is trained with conventional cross entropy loss and…

Audio and Speech Processing · Electrical Eng. & Systems 2023-03-24 Yafeng Chen , Wu Guo , Jingjing Shi , Jiajun Qi , Tan Liu

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

Real-world sensor-based learning systems require uncertainty estimation that is both reliable and computationally efficient. Evidential Deep Learning (EDL) provides single-pass uncertainty estimation by modeling the class probabilities via…

Machine Learning · Computer Science 2026-05-22 Berk Hayta , Hannah Laus , Simon Mittermaier , Felix Krahmer

Multi-speaker TTS has to learn both linguistic embedding and text embedding to generate speech of desired linguistic content in desired voice. However, it is unclear which characteristic of speech results from speaker and which part from…

Audio and Speech Processing · Electrical Eng. & Systems 2020-06-15 Sunghee Jung , Hoirin Kim

We present Deep Speaker, a neural speaker embedding system that maps utterances to a hypersphere where speaker similarity is measured by cosine similarity. The embeddings generated by Deep Speaker can be used for many tasks, including…

Computation and Language · Computer Science 2017-05-08 Chao Li , Xiaokong Ma , Bing Jiang , Xiangang Li , Xuewei Zhang , Xiao Liu , Ying Cao , Ajay Kannan , Zhenyao Zhu

Conventional far-field automatic speech recognition (ASR) systems typically employ microphone array techniques for speech enhancement in order to improve robustness against noise or reverberation. However, such speech enhancement techniques…

Audio and Speech Processing · Electrical Eng. & Systems 2021-12-23 Minhua Wu , Kenichi Kumatani , Shiva Sundaram , Nikko Strom , Bjorn Hoffmeister

Advances in automatic speaker verification (ASV) promote research into the formulation of spoofing detection systems for real-world applications. The performance of ASV systems can be degraded severely by multiple types of spoofing attacks,…

Sound · Computer Science 2024-08-27 Zhenyu Wang , John H. L. Hansen

Loss functions steer the optimization direction of recommendation models and are critical to model performance, but have received relatively little attention in recent recommendation research. Among various losses, we find Softmax loss (SL)…

Machine Learning · Computer Science 2023-12-21 Junkang Wu , Jiawei Chen , Jiancan Wu , Wentao Shi , Jizhi Zhang , Xiang Wang

Speech deepfake source verification systems aims to determine whether two synthetic speech utterances originate from the same source generator, often assuming that the resulting source embeddings are independent of speaker traits. However,…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-24 Xi Xuan , Wenxin Zhang , Zhiyu Li , Jennifer Williams , Ville Hautamäki , Tomi H. Kinnunen

In this technical report, we describe the Royalflush submissions for the VoxCeleb Speaker Recognition Challenge 2022 (VoxSRC-22). Our submissions contain track 1, which is for supervised speaker verification and track 3, which is for…

Sound · Computer Science 2022-09-21 Jingguang Tian , Xinhui Hu , Xinkang Xu

This paper proposes the target speaker enhancement based speaker verification network (TASE-SVNet), an all neural model that couples target speaker enhancement and speaker embedding extraction for robust speaker verification (SV).…

Audio and Speech Processing · Electrical Eng. & Systems 2021-03-17 Chunlei Zhang , Meng Yu , Chao Weng , Dong Yu

In far-field speaker verification, the performance of speaker embeddings is susceptible to degradation when there is a mismatch between the conditions of enrollment and test speech. To solve this problem, we propose the feature-level and…

Sound · Computer Science 2021-06-18 Li Zhang , Qing Wang , Kong Aik Lee , Lei Xie , Haizhou Li

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