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Theoretical background: early verbal development is not yet fully understood, especially in its formative phase. Research question: can a reliable, easy-to-use coding scheme for the classification of early infant vocalizations be defined…

This paper proposes a full-band and sub-band fusion model, named as FullSubNet, for single-channel real-time speech enhancement. Full-band and sub-band refer to the models that input full-band and sub-band noisy spectral feature, output…

Audio and Speech Processing · Electrical Eng. & Systems 2024-07-04 Xiang Hao , Xiangdong Su , Radu Horaud , Xiaofei Li

Animal vocalizations provide crucial insights for wildlife assessment, particularly in complex environments such as forests, aiding species identification and ecological monitoring. Recent advances in deep learning have enabled automatic…

Sound · Computer Science 2026-03-24 Risa Shinoda , Kaede Shiohara , Nakamasa Inoue , Hiroaki Santo , Fumio Okura

Animal vocalisations and natural soundscapes are fascinating objects of study, and contain valuable evidence about animal behaviours, populations and ecosystems. They are studied in bioacoustics and ecoacoustics, with signal processing and…

Sound · Computer Science 2024-02-01 Dan Stowell

In the area of multi-domain speech recognition, research in the past focused on hybrid acoustic models to build cross-domain and domain-invariant speech recognition systems. In this paper, we empirically examine the difference in behavior…

Audio and Speech Processing · Electrical Eng. & Systems 2020-03-10 Thai-Son Nguyen , Sebastian Stüker , Alex Waibel

Extensive literature has drawn comparisons between recordings of biological neurons in the brain and deep neural networks. This comparative analysis aims to advance and interpret deep neural networks and enhance our understanding of…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Mai Gamal , Mohamed Rashad , Eman Ehab , Seif Eldawlatly , Mennatullah Siam

This paper addresses the problem of multi-channel multi-speech separation based on deep learning techniques. In the short time Fourier transform domain, we propose an end-to-end narrow-band network that directly takes as input the…

Sound · Computer Science 2022-04-13 Changsheng Quan , Xiaofei Li

Cells continuously sense their surroundings to detect modifications and generate responses. Very often changes in extracellular concentrations initiate signaling cascades that eventually result in changes in gene expression. Increasing…

Cell Behavior · Quantitative Biology 2024-08-27 Alan Givré , Alejandro Colman-Lerner , Silvina Ponce Dawson

Biological signals, such as electroencephalograms (EEG), play a crucial role in numerous clinical applications, exhibiting diverse data formats and quality profiles. Current deep learning models for biosignals are typically specialized for…

Signal Processing · Electrical Eng. & Systems 2023-05-18 Chaoqi Yang , M. Brandon Westover , Jimeng Sun

Monitoring of bird populations has played a vital role in conservation efforts and in understanding biodiversity loss. The automation of this process has been facilitated by both sensing technologies, such as passive acoustic monitoring,…

Machine Learning · Computer Science 2021-08-23 Irina Tolkova , Brian Chu , Marcel Hedman , Stefan Kahl , Holger Klinck

Training reliable respiratory sound classification models remains challenging due to the limited size and subject diversity of datasets. Ensemble methods can improve robustness, but when base models are trained on identical data, models…

Machine Learning · Computer Science 2026-04-28 June-Woo Kim , Miika Toikkanen , Heejoon Koo , Yoon Tae Kim , Doyoung Kwon , Kyunghoon Kim

Multispectral imaging provides valuable information on tissue composition such as hemoglobin oxygen saturation. However, the real-time application of this technique in interventional medicine can be challenging due to the long acquisition…

Previous approaches in singer identification have used one of monophonic vocal tracks or mixed tracks containing multiple instruments, leaving a semantic gap between these two domains of audio. In this paper, we present a system to learn a…

Sound · Computer Science 2019-06-27 Kyungyun Lee , Juhan Nam

We present a deep neural network approach for encoding microphone array signals into Ambisonics that generalizes to arbitrary microphone array configurations with fixed microphone count but varying locations and frequency-dependent…

Audio and Speech Processing · Electrical Eng. & Systems 2026-02-02 Mikko Heikkinen , Archontis Politis , Konstantinos Drossos , Tuomas Virtanen

Passive acoustic monitoring enables large-scale biodiversity assessment, but reliable classification of bioacoustic sounds requires not only high accuracy but also well-calibrated uncertainty estimates to ground decision-making. In…

The deployment of machine listening algorithms in real-life applications is often impeded by a domain shift caused for instance by different microphone characteristics. In this paper, we propose a novel domain adaptation strategy based on…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-27 Jakob Abeßer , Meinard Müller

Multi-channel audio alignment is a key requirement in bioacoustic monitoring, spatial audio systems, and acoustic localization. However, existing methods often struggle to address nonlinear clock drift and lack mechanisms for quantifying…

Sound · Computer Science 2025-09-23 Ragib Amin Nihal , Benjamin Yen , Takeshi Ashizawa , Kazuhiro Nakadai

Animal vocalizations contain sequential structures that carry important communicative information, yet most computational bioacoustics studies average the extracted frame-level features across the temporal axis, discarding the order of the…

Machine Learning · Computer Science 2025-11-14 Eklavya Sarkar , Mathew Magimai. -Doss

This paper proposes a data-efficient, semi-supervised, two-pass framework for segmenting bird vocalizations. The framework utilizes a binary classification model to categorize frames of an input audio recording into the background or bird…

Audio and Speech Processing · Electrical Eng. & Systems 2019-02-27 Anshul Thakur , Padmanabhan Rajan

Bird sound data collected with unattended microphones for automatic surveys, or mobile devices for citizen science, typically contain multiple simultaneously vocalizing birds of different species. However, few works have considered the…

Machine Learning · Computer Science 2013-05-30 Forrest Briggs , Xiaoli Z. Fern , Jed Irvine