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The problem of source localization with ad hoc microphone networks in noisy and reverberant enclosures, given a training set of prerecorded measurements, is addressed in this paper. The training set is assumed to consist of a limited number…

声音 · 计算机科学 2016-10-18 Bracha Laufer-Goldshtein , Ronen Talmon , Sharon Gannot

Multi-resolution spectro-temporal features of a speech signal represent how the brain perceives sounds by tuning cortical cells to different spectral and temporal modulations. These features produce a higher dimensional representation of…

音频与语音处理 · 电气工程与系统科学 2022-06-28 Rahil Parikh , Nadee Seneviratne , Ganesh Sivaraman , Shihab Shamma , Carol Espy-Wilson

Keyword spotting is an important research field because it plays a key role in device wake-up and user interaction on smart devices. However, it is challenging to minimize errors while operating efficiently in devices with limited resources…

声音 · 计算机科学 2023-07-06 Byeonggeun Kim , Simyung Chang , Jinkyu Lee , Dooyong Sung

Transformer based end-to-end modelling approaches with multiple stream inputs have been achieved great success in various automatic speech recognition (ASR) tasks. An important issue associated with such approaches is that the intermediate…

音频与语音处理 · 电气工程与系统科学 2022-07-11 Jin Li , Rongfeng Su , Xurong Xie , Nan Yan , Lan Wang

Traditional visual speech recognition systems consist of two stages, feature extraction and classification. Recently, several deep learning approaches have been presented which automatically extract features from the mouth images and aim to…

计算机视觉与模式识别 · 计算机科学 2017-01-23 Stavros Petridis , Zuwei Li , Maja Pantic

Purpose: This paper aims to enhance bearing fault diagnosis in industrial machinery by introducing a novel method that combines Graph Attention Network (GAT) and Long Short-Term Memory (LSTM) networks. This approach captures both spatial…

This paper introduces a new sparse spatio-temporal structured Gaussian process regression framework for online and offline Bayesian inference. This is the first framework that gives a time-evolving representation of the interdependencies…

机器学习 · 统计学 2018-08-01 Danil Kuzin , Olga Isupova , Lyudmila Mihaylova

We introduce Medal S, a medical segmentation foundation model that supports native-resolution spatial and textual prompts within an end-to-end trainable framework. Unlike text-only methods lacking spatial awareness, Medal S achieves…

计算机视觉与模式识别 · 计算机科学 2025-11-18 Pengcheng Shi , Jiawei Chen , Jiaqi Liu , Xinglin Zhang , Tao Chen , Lei Li

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.…

计算与语言 · 计算机科学 2011-04-26 R. Rajeswara Rao , V. Kamakshi Prasad , A. Nagesh

This paper proposes a speech rhythm-based method for speaker embeddings to model phoneme duration using a few utterances by the target speaker. Speech rhythm is one of the essential factors among speaker characteristics, along with acoustic…

声音 · 计算机科学 2024-02-13 Kenichi Fujita , Atsushi Ando , Yusuke Ijima

The efficient operation of modern cellular networks hinges on the accurate analysis of spatio-temporal traffic data. Mastering these patterns is essential for core network functions, chiefly forecasting future load to pre-empt congestion…

机器学习 · 计算机科学 2026-05-13 Yichen Zhang , Jun Li

Motivated by the prediction of cell loads in cellular networks, we formulate the following new, fundamental problem of statistical learning of geometric marks of point processes: An unknown marking function, depending on the geometry of…

机器学习 · 计算机科学 2019-06-19 Antoine Brochard , Bartłomiej Błaszczyszyn , Stéphane Mallat , Sixin Zhang

Relational thinking refers to the inherent ability of humans to form mental impressions about relations between sensory signals and prior knowledge, and subsequently incorporate them into their model of their world. Despite the crucial role…

音频与语音处理 · 电气工程与系统科学 2024-09-25 Zheng Nan , Ting Dang , Vidhyasaharan Sethu , Beena Ahmed

Deep neural models, particularly the LSTM-RNN model, have shown great potential for language identification (LID). However, the use of phonetic information has been largely overlooked by most existing neural LID methods, although this…

计算与语言 · 计算机科学 2017-08-28 Zhiyuan Tang , Dong Wang , Yixiang Chen , Lantian Li , Andrew Abel

The paper revives an older approach to acoustic modeling that borrows from n-gram language modeling in an attempt to scale up both the amount of training data and model size (as measured by the number of parameters in the model), to…

计算与语言 · 计算机科学 2013-02-06 Ciprian Chelba , Peng Xu , Fernando Pereira , Thomas Richardson

The widespread deployment of wireless and mobile devices results in a proliferation of spatio-temporal data that is used in applications, e.g., traffic prediction, human mobility mining, and air quality prediction, where spatio-temporal…

数据库 · 计算机科学 2024-04-24 Hao Miao , Yan Zhao , Chenjuan Guo , Bin Yang , Kai Zheng , Feiteng Huang , Jiandong Xie , Christian S. Jensen

Most digital audio tampering detection methods based on electrical network frequency (ENF) only utilize the static spatial information of ENF, ignoring the variation of ENF in time series, which limit the ability of ENF feature…

声音 · 计算机科学 2022-08-26 Chunyan Zeng , Shuai Kong , Zhifeng Wang , Xiangkui Wan , Yunfan Chen

We introduce a probabilistic generative model for disentangling spatio-temporal disease trajectories from series of high-dimensional brain images. The model is based on spatio-temporal matrix factorization, where inference on the sources is…

机器学习 · 统计学 2019-10-11 Clement Abi Nader , Nicholas Ayache , Philippe Robert , Marco Lorenzi

Learning from Multivariate Time Series (MTS) has attracted widespread attention in recent years. In particular, label shortage is a real challenge for the classification task on MTS, considering its complex dimensional and sequential data…

机器学习 · 计算机科学 2021-10-12 Jingwei Zuo , Karine Zeitouni , Yehia Taher

Live cell microscopy sequences exhibit complex spatial structures and complicated temporal behaviour, making their analysis a challenging task. Considering cell segmentation problem, which plays a significant role in the analysis, the…

计算机视觉与模式识别 · 计算机科学 2019-01-08 Assaf Arbelle , Tammy Riklin Raviv