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Identification and localization of sounds are both integral parts of computational auditory scene analysis. Although each can be solved separately, the goal of forming coherent auditory objects and achieving a comprehensive spatial scene…

Sound · Computer Science 2019-12-24 Ivo Trowitzsch , Christopher Schymura , Dorothea Kolossa , Klaus Obermayer

The performances of the automatic speaker verification (ASV) systems degrade due to the reduction in the amount of speech used for enrollment and verification. Combining multiple systems based on different features and classifiers…

Computer Vision and Pattern Recognition · Computer Science 2019-02-01 Arnab Poddar , Md Sahidullah , Goutam Saha

Research in bioacoustics, neuroscience, and linguistics often uses birdsong as a proxy to acquire knowledge across diverse areas. This requires audio models to annotate and parse the birdsong. Developing such models requires precise,…

Machine Learning · Computer Science 2026-05-20 Houtan Ghaffari , Lukas Rauch , Paul Devos

We propose a novel Bayesian framework for the joint modeling of survey point and variance estimates for count data. The approach incorporates an induced prior distribution on the modeled true variance that sets it equal to the generating…

Methodology · Statistics 2022-10-27 Terrance D. Savitsky , Julie Gershunskaya , Mark Crankshaw

Accurate biodiversity monitoring is essential for effective environmental policy, yet current practices often rely on arbitrarily defined ecosystems, communities, and ad-hoc indicator species, limiting cost-efficiency and reproducibility.…

Applications · Statistics 2025-12-02 Braden Scherting , Otso Ovaskainen , Tomas Roslin , David B. Dunson

Knowing the geometrical and acoustical parameters of a room may benefit applications such as audio augmented reality, speech dereverberation or audio forensics. In this paper, we study the problem of jointly estimating the total surface…

Sound · Computer Science 2021-07-30 Prerak Srivastava , Antoine Deleforge , Emmanuel Vincent

We propose an unsupervised variational acoustic clustering model for clustering audio data in the time-frequency domain. The model leverages variational inference, extended to an autoencoder framework, with a Gaussian mixture model as a…

Audio and Speech Processing · Electrical Eng. & Systems 2026-01-22 Luan Vinícius Fiorio , Bruno Defraene , Johan David , Frans Widdershoven , Wim van Houtum , Ronald M. Aarts

In the era of the Internet of Things and massive connectivity, many engineering applications, such as sensor fusion and federated edge learning, rely on efficient data aggregation from geographically distributed users over wireless…

Signal Processing · Electrical Eng. & Systems 2025-12-02 David Nordlund , Luis Maßny , Antonia Wachter-Zeh , Erik G. Larsson , Zheng Chen

Pre-trained point cloud analysis models have shown promising advancements in various downstream tasks, yet their effectiveness is typically suffering from low-quality point cloud (i.e., noise and incompleteness), which is a common issue in…

Computer Vision and Pattern Recognition · Computer Science 2025-07-28 Zixiang Ai , Zhenyu Cui , Yuxin Peng , Jiahuan Zhou

The behavior of honeybees is an important ecological phenomenon not only in terms of honey and beeswax production but also due to the proliferation of flora and fauna around it. The best way to study this significant phenomenon is by…

Sound · Computer Science 2025-09-23 Harshit , Rahul Jana , Ritesh Kumar

Bird sounds possess distinctive spectral structure which may exhibit small shifts in spectrum depending on the bird species and environmental conditions. In this paper, we propose using convolutional recurrent neural networks on the task of…

Autonomous soundscape augmentation systems typically use trained models to pick optimal maskers to effect a desired perceptual change. While acoustic information is paramount to such systems, contextual information, including participant…

Sound · Computer Science 2024-07-03 Kenneth Ooi , Karn N. Watcharasupat , Bhan Lam , Zhen-Ting Ong , Woon-Seng Gan

Interoception and exteroception provide continuous feedback about the body and the environment, yet how they are dynamically integrated within a unified predictive coding framework has remained under-specified. This paper develops and…

Neurons and Cognition · Quantitative Biology 2025-11-18 Pranjal Balar , Sundeep Kapila

Camera traps have become a common tool for wildlife monitoring efforts in ecological research and biodiversity conservation. Wildlife classification models have benefited from the increase in wildlife visual data. These models reach high…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Mufhumudzi Muthivhi , Jiahao Huo , Fredrik Gustafsson , Terence L. van Zyl

Bioacoustics, the study of sounds produced by living organisms, plays a vital role in conservation, biodiversity monitoring, and behavioral studies. Many tasks in this field, such as species, individual, and behavior classification and…

Audio and visual signals typically occur simultaneously, and humans possess an innate ability to correlate and synchronize information from these two modalities. Recently, a challenging problem known as Audio-Visual Segmentation (AVS) has…

Computer Vision and Pattern Recognition · Computer Science 2025-02-11 Yuxuan Wang , Jinchao Zhu , Feng Dong , Shuyue Zhu

In this work, we derive a generic overcomplete frame thresholding scheme based on risk minimization. Overcomplete frames being favored for analysis tasks such as classification, regression or anomaly detection, we provide a way to leverage…

Audio and Speech Processing · Electrical Eng. & Systems 2017-12-27 Romain Cosentino , Randall Balestriero , Richard Baraniuk , Ankit Patel

Singing voice beat tracking is a challenging task, due to the lack of musical accompaniment that often contains robust rhythmic and harmonic patterns, something most existing beat tracking systems utilize and can be essential for estimating…

Sound · Computer Science 2025-03-14 Jiajun Deng , Yaolong Ju , Jing Yang , Simon Lui , Xunying Liu

Passive acoustic monitoring has become a key strategy in biodiversity assessment, conservation, and behavioral ecology, especially as Internet-of-Things (IoT) devices enable continuous in situ audio collection at scale. While recent…

Audio and Speech Processing · Electrical Eng. & Systems 2026-02-11 Heitor R. Guimarães , Abhishek Tiwari , Mahsa Abdollahi , Anderson R. Avila , Tiago H. Falk

Modelling of early language acquisition aims to understand how infants bootstrap their language skills. The modelling encompasses properties of the input data used for training the models, the cognitive hypotheses and their algorithmic…

Computation and Language · Computer Science 2023-05-04 María Andrea Cruz Blandón , Alejandrina Cristia , Okko Räsänen