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We propose an information theoretic framework for quantitative assessment of acoustic modeling for hidden Markov model (HMM) based automatic speech recognition (ASR). Acoustic modeling yields the probabilities of HMM sub-word states for a…

Sound · Computer Science 2017-11-09 Pranay Dighe , Afsaneh Asaei , Hervé Bourlard

Distant speech recognition is a challenge, particularly due to the corruption of speech signals by reverberation caused by large distances between the speaker and microphone. In order to cope with a wide range of reverberations in…

Computation and Language · Computer Science 2016-08-18 Jeehye Lee , Myungin Lee , Joon-Hyuk Chang

The mechanism proposed here is for real-time speaker change detection in conversations, which firstly trains a neural network text-independent speaker classifier using in-domain speaker data. Through the network, features of conversational…

Sound · Computer Science 2017-03-20 Zhenhao Ge , Ananth N. Iyer , Srinath Cheluvaraja , Aravind Ganapathiraju

Deep-Neural-Network (DNN) based speaker verification sys-tems use the angular softmax loss with margin penalties toenhance the intra-class compactness of speaker embeddings,which achieved remarkable performance. In this paper, we pro-pose a…

Sound · Computer Science 2021-06-16 Runqiu Xiao

Speaker clustering is the task of forming speaker-specific groups based on a set of utterances. In this paper, we address this task by using Dominant Sets (DS). DS is a graph-based clustering algorithm with interesting properties that fits…

Sound · Computer Science 2018-05-23 Feliks Hibraj , Sebastiano Vascon , Thilo Stadelmann , Marcello Pelillo

This work presents a novel framework based on feed-forward neural network for text-independent speaker classification and verification, two related systems of speaker recognition. With optimized features and model training, it achieves 100%…

Sound · Computer Science 2017-03-20 Zhenhao Ge , Ananth N. Iyer , Srinath Cheluvaraja , Ram Sundaram , Aravind Ganapathiraju

This report describes the submission of the DKU-DukeECE team to the self-supervision speaker verification task of the 2021 VoxCeleb Speaker Recognition Challenge (VoxSRC). Our method employs an iterative labeling framework to learn…

Audio and Speech Processing · Electrical Eng. & Systems 2021-09-08 Danwei Cai , Ming Li

Speech-driven visual speech synthesis involves mapping features extracted from acoustic speech to the corresponding lip animation controls for a face model. This mapping can take many forms, but a powerful approach is to use deep neural…

Audio and Speech Processing · Electrical Eng. & Systems 2019-05-17 Ahmed Hussen Abdelaziz , Barry-John Theobald , Justin Binder , Gabriele Fanelli , Paul Dixon , Nicholas Apostoloff , Thibaut Weise , Sachin Kajareker

In typical multi-talker speech recognition systems, a neural network-based acoustic model predicts senone state posteriors for each speaker. These are later used by a single-talker decoder which is applied on each speaker-specific output…

Audio and Speech Processing · Electrical Eng. & Systems 2022-04-18 Martin Kocour , Kateřina Žmolíková , Lucas Ondel , Ján Švec , Marc Delcroix , Tsubasa Ochiai , Lukáš Burget , Jan Černocký

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

In recent studies, it has shown that speaker patterns can be learned from very short speech segments (e.g., 0.3 seconds) by a carefully designed convolutional & time-delay deep neural network (CT-DNN) model. By enforcing the model to…

Sound · Computer Science 2018-02-28 Lantian Li , Zhiyuan Tang , Dong Wang , Thomas Fang Zheng

Speech emotion recognition (SER) has attracted great attention in recent years due to the high demand for emotionally intelligent speech interfaces. Deriving speaker-invariant representations for speech emotion recognition is crucial. In…

Audio and Speech Processing · Electrical Eng. & Systems 2019-03-25 Ming Tu , Yun Tang , Jing Huang , Xiaodong He , Bowen Zhou

Auditory attention decoding (AAD) algorithms exploit brain signals, such as electroencephalography (EEG), to identify which speaker a listener is focusing on in a multi-speaker environment. While state-of-the-art AAD algorithms can identify…

Signal Processing · Electrical Eng. & Systems 2025-07-01 Nicolas Heintz , Tom Francart , Alexander Bertrand

The prevailing noise-resistant and reverberation-resistant localization algorithms primarily emphasize separating and providing directional output for each speaker in multi-speaker scenarios, without association with the identity of…

Sound · Computer Science 2023-10-18 Yu Chen , Xinyuan Qian , Zexu Pan , Kainan Chen , Haizhou Li

Self-supervised learning (SSL) is a long-standing goal for speech processing, since it utilizes large-scale unlabeled data and avoids extensive human labeling. Recent years witness great successes in applying self-supervised learning in…

Computation and Language · Computer Science 2021-10-13 Sanyuan Chen , Yu Wu , Chengyi Wang , Zhengyang Chen , Zhuo Chen , Shujie Liu , Jian Wu , Yao Qian , Furu Wei , Jinyu Li , Xiangzhan Yu

Deep Neural Network--Hidden Markov Model (DNN-HMM) based methods have been successfully used for many always-on keyword spotting algorithms that detect a wake word to trigger a device. The DNN predicts the state probabilities of a given…

Sound · Computer Science 2021-03-01 Ashish Shrivastava , Arnav Kundu , Chandra Dhir , Devang Naik , Oncel Tuzel

We study a novel neural architecture and its training strategies of speaker encoder for speaker recognition without using any identity labels. The speaker encoder is trained to extract a fixed-size speaker embedding from a spoken utterance…

Audio and Speech Processing · Electrical Eng. & Systems 2022-10-28 Ruijie Tao , Kong Aik Lee , Rohan Kumar Das , Ville Hautamäki , Haizhou Li

Learned feature representations and sub-phoneme posteriors from Deep Neural Networks (DNNs) have been used separately to produce significant performance gains for speaker and language recognition tasks. In this work we show how these gains…

Computation and Language · Computer Science 2015-04-06 Fred Richardson , Douglas Reynolds , Najim Dehak

This paper demonstrates two novel methods to estimate the global SNR of speech signals. In both methods, Deep Neural Network-Hidden Markov Model (DNN-HMM) acoustic model used in speech recognition systems is leveraged for the additional…

Audio and Speech Processing · Electrical Eng. & Systems 2018-04-13 Rohith Aralikatti , Dilip Margam , Tanay Sharma , Thanda Abhinav , Shankar M Venkatesan

We present a deep neural network (DNN) acoustic model that includes parametrised and differentiable pooling operators. Unsupervised acoustic model adaptation is cast as the problem of updating the decision boundaries implemented by each…

Computation and Language · Computer Science 2016-07-14 Pawel Swietojanski , Steve Renals