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Self-supervised speech representation models have succeeded in various tasks, but improving them for content-related problems using unlabeled data is challenging. We propose speaker-invariant clustering (Spin), a novel self-supervised…

计算与语言 · 计算机科学 2023-05-19 Heng-Jui Chang , Alexander H. Liu , James Glass

Mammalian ultrasonic vocalization (USV) has been a subject of interest for decades. This interest has mainly been driven by the intelligence of dolphins and other odontocetes. However the semantic content of odontocete USV and its mechanism…

生物物理 · 物理学 2018-09-24 Matthew Dornfeld , Marcelo Magnasco , Oreste Piro

Language models have been shown to reproduce underlying biases existing in their training data, which is the majority perspective by default. Proposed solutions aim to capture minority perspectives by either modelling annotator…

计算与语言 · 计算机科学 2024-07-22 Nikolas Vitsakis , Amit Parekh , Ioannis Konstas

Pulsar-timing datasets have been analyzed with great success using probabilistic treatments based on Gaussian distributions, with applications ranging from studies of neutron-star structure to tests of general relativity and searches for…

天体物理仪器与方法 · 物理学 2017-02-01 Michele Vallisneri , Rutger van Haasteren

Label noise in multi-label learning (MLL) poses significant challenges for model training, particularly in partial multi-label learning (PML) where candidate labels contain both relevant and irrelevant labels. While clustering offers a…

机器学习 · 计算机科学 2026-04-13 Yu Chen , Weijun Lv , Yue Huang , Xuhuan Zhu , Fang Li

The human brain distinguishes speech sounds by mapping acoustic signals into a latent perceptual space. This space can be estimated via multidimensional scaling (MDS), preserving the similarity structure in lower dimensions. However,…

统计方法学 · 统计学 2025-07-29 Giovanni Rebaudo , Fernando Llanos , Bharath Chandrasekaran , Abhra Sarkar

Automatic classification of disordered speech can provide an objective tool for identifying the presence and severity of speech impairment. Classification approaches can also help identify hard-to-recognize speech samples to teach ASR…

音频与语音处理 · 电气工程与系统科学 2021-07-09 Subhashini Venugopalan , Joel Shor , Manoj Plakal , Jimmy Tobin , Katrin Tomanek , Jordan R. Green , Michael P. Brenner

The performance of speaker diarization is strongly affected by its clustering algorithm at the test stage. However, it is known that clustering algorithms are sensitive to random noises and small variations, particularly when the clustering…

音频与语音处理 · 电气工程与系统科学 2019-10-25 Meng-Zhen Li , Xiao-Lei Zhang

In the context of clustering, we consider a generative model in a Euclidean ambient space with clusters of different shapes, dimensions, sizes and densities. In an asymptotic setting where the number of points becomes large, we obtain…

机器学习 · 统计学 2009-09-15 Ery Arias-Castro

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…

声音 · 计算机科学 2018-05-23 Feliks Hibraj , Sebastiano Vascon , Thilo Stadelmann , Marcello Pelillo

Integration of diverse data will be a pivotal step towards improving scientific explorations in many disciplines. This work establishes a vision-language model (VLM) that encodes videos with text input in order to classify various behaviors…

机器学习 · 计算机科学 2025-10-23 Paimon Goulart , Jordan Steinhauser , Kylene Shuler , Edward Korzus , Jia Chen , Evangelos E. Papalexakis

The article describes an attempt to apply an ensemble of binary classifiers to solve the problem of speech assessment in medicine. A dataset was compiled based on quantitative and expert assessments of syllable pronunciation quality.…

声音 · 计算机科学 2025-01-03 G. Belokrylov , A. Korenev , B. Lodonova , A. Novokhrestov

This paper describes a method for overlap-aware speaker diarization. Given an overlap detector and a speaker embedding extractor, our method performs spectral clustering of segments informed by the output of the overlap detector. This is…

音频与语音处理 · 电气工程与系统科学 2020-11-06 Desh Raj , Zili Huang , Sanjeev Khudanpur

In this paper, we present a system that associates faces with voices in a video by fusing information from the audio and visual signals. The thesis underlying our work is that an extremely simple approach to generating (weak) speech…

多媒体 · 计算机科学 2017-06-02 Ken Hoover , Sourish Chaudhuri , Caroline Pantofaru , Malcolm Slaney , Ian Sturdy

The paper introduces Diff-Filter, a multichannel speech enhancement approach based on the diffusion probabilistic model, for improving speaker verification performance under noisy and reverberant conditions. It also presents a new two-step…

声音 · 计算机科学 2023-07-06 Sandipana Dowerah , Ajinkya Kulkarni , Romain Serizel , Denis Jouvet

A speaker extraction algorithm seeks to extract the target speaker's speech from a multi-talker speech mixture. The prior studies focus mostly on speaker extraction from a highly overlapped multi-talker speech mixture. However, the…

音频与语音处理 · 电气工程与系统科学 2022-09-01 Zexu Pan , Meng Ge , Haizhou Li

Multiple clustering aims at discovering diverse ways of organizing data into clusters. Despite the progress made, it's still a challenge for users to analyze and understand the distinctive structure of each output clustering. To ease this…

机器学习 · 计算机科学 2019-07-29 Xing Wang , Jun Wang , Carlotta Domeniconi , Guoxian Yu , Guoqiang Xiao , Maozu Guo

Many clustering methods, including k-means, require the user to specify the number of clusters as an input parameter. A variety of methods have been devised to choose the number of clusters automatically, but they often rely on strong…

统计方法学 · 统计学 2017-02-10 Wei Fu , Patrick O. Perry

Spatial clustering techniques can achieve significant multi-channel noise reduction across relatively arbitrary microphone configurations, but have difficulty incorporating a detailed speech/noise model. In contrast, LSTM neural networks…

声音 · 计算机科学 2020-12-07 Zhaoheng Ni , Felix Grezes , Viet Anh Trinh , Michael I. Mandel

The seen birds twitter, the running cars accompany with noise, etc. These naturally audiovisual correspondences provide the possibilities to explore and understand the outside world. However, the mixed multiple objects and sounds make it…

计算机视觉与模式识别 · 计算机科学 2019-04-22 Di Hu , Feiping Nie , Xuelong Li