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Collecting sufficient labeled data for spoken language understanding (SLU) is expensive and time-consuming. Recent studies achieved promising results by using pre-trained models in low-resource scenarios. Inspired by this, we aim to ask:…

Activation functions are essential to deep learning networks. Popular and versatile activation functions are mostly monotonic functions, some non-monotonic activation functions are being explored and show promising performance. But by…

神经与进化计算 · 计算机科学 2023-05-26 Junjia Chen , Zhibin Pan

The rapid advancement of Zero-Shot Text-to-Speech (ZS-TTS) technology has enabled high-fidelity voice synthesis from minimal audio cues, raising significant privacy and ethical concerns. Despite the threats to voice privacy, research to…

声音 · 计算机科学 2025-07-29 Taesoo Kim , Jinju Kim , Dongchan Kim , Jong Hwan Ko , Gyeong-Moon Park

In recent years, neural networks have enjoyed a renaissance as function approximators in reinforcement learning. Two decades after Tesauro's TD-Gammon achieved near top-level human performance in backgammon, the deep reinforcement learning…

机器学习 · 计算机科学 2017-11-03 Stefan Elfwing , Eiji Uchibe , Kenji Doya

Deep speaker embeddings have shown promising results in speaker recognition, as well as in other speaker-related tasks. However, some issues are still under explored, for instance, the information encoded in these representations and their…

音频与语音处理 · 电气工程与系统科学 2022-12-15 Zifeng Zhao , Ding Pan , Junyi Peng , Rongzhi Gu

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).…

音频与语音处理 · 电气工程与系统科学 2021-03-17 Chunlei Zhang , Meng Yu , Chao Weng , Dong Yu

With the continuous development of speech recognition technology, speaker verification (SV) has become an important method for identity authentication. Traditional SV methods rely on handcrafted feature extraction, while deep learning has…

声音 · 计算机科学 2025-09-05 Zhaorui Sun , Yihao Chen , Jialong Wang , Minqiang Xu , Lei Fang , Sian Fang , Lin Liu

The Chinese numerical string corpus, serves as a valuable resource for speaker verification, particularly in financial transactions. Researches indicate that in short speech scenarios, text-dependent speaker verification (TD-SV)…

声音 · 计算机科学 2024-05-22 Litong Zheng , Feng Hong , Weijie Xu , Wan Zheng

This paper proposes a Convolutional Neural Network (CNN) inspired by Multitask Learning (MTL) and based on speech features trained under the joint supervision of softmax loss and center loss, a powerful metric learning strategy, for the…

声音 · 计算机科学 2019-09-04 Suraj Tripathi , Abhiram Ramesh , Abhay Kumar , Chirag Singh , Promod Yenigalla

Activation functions play a critical role in deep neural networks by shaping gradient flow, optimization stability, and generalization. While ReLU remains widely used due to its simplicity, it suffers from gradient sparsity and dead-neuron…

机器学习 · 计算机科学 2025-12-03 Ashkan Shakarami , Yousef Yeganeh , Azade Farshad , Lorenzo Nicolè , Stefano Ghidoni , Nassir Navab

This paper presents an experimental study on deep speaker embedding with an attention mechanism that has been found to be a powerful representation learning technique in speaker recognition. In this framework, an attention model works as a…

声音 · 计算机科学 2018-09-26 Qiongqiong Wang , Koji Okabe , Kong Aik Lee , Hitoshi Yamamoto , Takafumi Koshinaka

Speaker verification, as a biometric authentication mechanism, has been widely used due to the pervasiveness of voice control on smart devices. However, the task of "in-the-wild" speaker verification is still challenging, considering the…

音频与语音处理 · 电气工程与系统科学 2020-10-27 Jianwei Tai , Xiaoqi Jia , Qingjia Huang , Weijuan Zhang , Haichao Du , Shengzhi Zhang

An embedding-based speaker adaptive training (SAT) approach is proposed and investigated in this paper for deep neural network acoustic modeling. In this approach, speaker embedding vectors, which are a constant given a particular speaker,…

计算与语言 · 计算机科学 2017-10-20 Xiaodong Cui , Vaibhava Goel , George Saon

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…

计算与语言 · 计算机科学 2017-05-08 Chao Li , Xiaokong Ma , Bing Jiang , Xiangang Li , Xuewei Zhang , Xiao Liu , Ying Cao , Ajay Kannan , Zhenyao Zhu

Deep learning models trained in a supervised setting have revolutionized audio and speech processing. However, their performance inherently depends on the quantity of human-annotated data, making them costly to scale and prone to poor…

音频与语音处理 · 电气工程与系统科学 2026-02-12 Theo Lepage , Reda Dehak

The design of activation functions remains a pivotal component in optimizing deep neural networks. While prevailing choices like Swish and GELU demonstrate considerable efficacy, they often exhibit domain-specific optima. This work…

机器学习 · 计算机科学 2025-06-02 Gaurav Sarkar , Jay Gala , Subarna Tripathi

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,…

音频与语音处理 · 电气工程与系统科学 2026-03-24 Xi Xuan , Wenxin Zhang , Zhiyu Li , Jennifer Williams , Ville Hautamäki , Tomi H. Kinnunen

The adoption of advanced deep learning architectures in stuttering detection (SD) tasks is challenging due to the limited size of the available datasets. To this end, this work introduces the application of speech embeddings extracted from…

声音 · 计算机科学 2023-06-02 Shakeel A. Sheikh , Md Sahidullah , Fabrice Hirsch , Slim Ouni

We propose a deep beamforming framework for enhancing target speaker(s) in multi-speaker environments. A deep neural network (DNN) is trained to estimate beamforming weights directly from noisy multichannel inputs while satisfying linear…

音频与语音处理 · 电气工程与系统科学 2026-05-21 Ilai Zaidel , Ori Engel , Bar Engel , Sharon Gannot

This paper presents an improved deep embedding learning method based on convolutional neural network (CNN) for text-independent speaker verification. Two improvements are proposed for x-vector embedding learning: (1) Multi-scale convolution…

音频与语音处理 · 电气工程与系统科学 2020-01-15 Bin Gu , Wu Guo