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Speaker verification (SV) provides billions of voice-enabled devices with access control, and ensures the security of voice-driven technologies. As a type of biometrics, it is necessary that SV is unbiased, with consistent and reliable…

Audio and Speech Processing · Electrical Eng. & Systems 2022-09-14 Wiebke Toussaint Hutiri , Lauriane Gorce , Aaron Yi Ding

Under noisy conditions, speech recognition systems suffer from high Word Error Rates (WER). In such cases, information from the visual modality comprising the speaker lip movements can help improve the performance. In this work, we propose…

Audio and Speech Processing · Electrical Eng. & Systems 2020-01-30 Rohith Aralikatti , Sharad Roy , Abhinav Thanda , Dilip Kumar Margam , Pujitha Appan Kandala , Tanay Sharma , Shankar M Venkatesan

Support Vector Machines (SVM) have gathered significant acclaim as classifiers due to their successful implementation of Statistical Learning Theory. However, in the context of multiclass and multilabel settings, the reliance on…

Machine Learning · Computer Science 2023-07-19 Sambhav Jain Reshma Rastogi

The diversification (generating slightly varying separating discriminators) of Support Vector Machines (SVMs) for boosting has proven to be a challenge due to the strong learning nature of SVMs. Based on the insight that perturbing the SVM…

Machine Learning · Computer Science 2024-10-30 Shounak Datta , Sayak Nag , Sankha Subhra Mullick , Swagatam Das

The multi-view Gaussian process latent variable model (MV-GPLVM) aims to learn a unified representation from multi-view data but is hindered by challenges such as limited kernel expressiveness and low computational efficiency. To overcome…

Machine Learning · Statistics 2025-12-16 Zi Yang , Ying Li , Zhidi Lin , Michael Minyi Zhang , Pablo M. Olmos

Gender recognition is an essential component of automatic speech recognition and interactive voice response systems. Determining gender of the speaker reduces the computational burden of such systems for any further processing. Typical…

Sound · Computer Science 2016-01-08 Jamil Ahmad , Mustansar Fiaz , Soon-il Kwon , Maleerat Sodanil , Bay Vo , Sung Wook Baik

This paper investigates the asymptotic behavior of the soft-margin and hard-margin support vector machine (SVM) classifiers for simultaneously high-dimensional and numerous data (large $n$ and large $p$ with $n/p\to\delta$) drawn from a…

Information Theory · Computer Science 2020-03-31 Abla Kammoun , Mohamed-Slim Alouini

This work investigates the vulnerability of Gaussian Mixture Model (GMM) i-vector based speaker verification systems to adversarial attacks, and the transferability of adversarial samples crafted from GMM i-vector based systems to x-vector…

Audio and Speech Processing · Electrical Eng. & Systems 2020-02-13 Xu Li , Jinghua Zhong , Xixin Wu , Jianwei Yu , Xunying Liu , Helen Meng

Sparse support vector machine (SVM) is a popular classification technique that can simultaneously learn a small set of the most interpretable features and identify the support vectors. It has achieved great successes in many real-world…

Machine Learning · Statistics 2019-07-19 Weizhong Zhang , Bin Hong , Wei Liu , Jieping Ye , Deng Cai , Xiaofei He , Jie Wang

Recent advances in multimodal deep learning have greatly enhanced the capability of systems for speech analysis and pronunciation assessment. Accurate pronunciation detection remains a key challenge in Arabic, particularly in the context of…

Sound · Computer Science 2025-11-24 Ayhan Kucukmanisa , Derya Gelmez , Sukru Selim Calik , Zeynep Hilal Kilimci

In self-supervised learning for speaker recognition, pseudo labels are useful as the supervision signals. It is a known fact that a speaker recognition model doesn't always benefit from pseudo labels due to their unreliability. In this…

Audio and Speech Processing · Electrical Eng. & Systems 2022-07-15 Ruijie Tao , Kong Aik Lee , Rohan Kumar Das , Ville Hautamäki , Haizhou Li

Generative Spoken Language Modeling research focuses on optimizing speech Language Models (LMs) using raw audio recordings without accessing any textual supervision. Such speech LMs usually operate over discrete units obtained from…

Computation and Language · Computer Science 2023-05-30 Itai Gat , Felix Kreuk , Tu Anh Nguyen , Ann Lee , Jade Copet , Gabriel Synnaeve , Emmanuel Dupoux , Yossi Adi

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

This paper introduces the performance evaluation of statistical approaches for TextIndependent speaker recognition system using source feature. Linear prediction LP residual is used as a representation of excitation information in speech.…

Computation and Language · Computer Science 2011-04-26 R. Rajeswara Rao , V. Kamakshi Prasad , A. Nagesh

In this paper, we combine Hidden Markov Models (HMMs) with i-vector extractors to address the problem of text-dependent speaker recognition with random digit strings. We employ digit-specific HMMs to segment the utterances into digits, to…

Audio and Speech Processing · Electrical Eng. & Systems 2019-07-16 Nooshin Maghsoodi , Hossein Sameti , Hossein Zeinali , Themos~Stafylakis

We introduce a family of multitask variational methods for semi-supervised sequence labeling. Our model family consists of a latent-variable generative model and a discriminative labeler. The generative models use latent variables to define…

Computation and Language · Computer Science 2019-06-25 Mingda Chen , Qingming Tang , Karen Livescu , Kevin Gimpel

Speech Emotion Recognition (SER) is of great importance in Human-Computer Interaction (HCI), as it provides a deeper understanding of the situation and results in better interaction. In recent years, various machine learning and Deep…

Sound · Computer Science 2022-11-15 Ali Yazdani , Hossein Simchi , Yasser Shekofteh

Detecting singing-voice in polyphonic instrumental music is critical to music information retrieval. To train a robust vocal detector, a large dataset marked with vocal or non-vocal label at frame-level is essential. However, frame-level…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-12 Yuanbo Hou , Frank K. Soong , Jian Luan , Shengchen Li

Perceptual voice quality assessment plays a vital role in diagnosing and monitoring voice disorders. Traditional methods, such as the Consensus Auditory-Perceptual Evaluation of Voice (CAPE-V) and the Grade, Roughness, Breathiness,…

Sound · Computer Science 2025-12-12 Whenty Ariyanti , Kuan-Yu Chen , Sabato Marco Siniscalchi , Hsin-Min Wang , Yu Tsao

Automatic Speech Recognition (ASR) is traditionally evaluated using Word Error Rate (WER), a metric that is insensitive to meaning. Embedding-based semantic metrics are better correlated with human perception, but decoder-based Large…