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Environmental sound recognition (ESR) is an emerging research topic in audio pattern recognition. Many tasks are presented to resort to computational models for ESR in real-life applications. However, current models are usually designed for…

Audio and Speech Processing · Electrical Eng. & Systems 2023-11-22 Jisheng Bai , Jianfeng Chen , Mou Wang , Muhammad Saad Ayub

We present an end-to-end system for musical key estimation, based on a convolutional neural network. The proposed system not only out-performs existing key estimation methods proposed in the academic literature; it is also capable of…

Machine Learning · Computer Science 2017-06-12 Filip Korzeniowski , Gerhard Widmer

In this paper we propose a novel environmental sound classification approach incorporating unsupervised feature learning from codebook via spherical $K$-Means++ algorithm and a new architecture for high-level data augmentation. The audio…

Machine Learning · Computer Science 2019-11-26 Mohammad Esmaeilpour , Patrick Cardinal , Alessandro Lameiras Koerich

Edge detection remains a fundamental yet challenging task in computer vision, especially under varying illumination, noise, and complex scene conditions. This paper introduces a Hybrid Multi-Stage Learning Framework that integrates…

Computer Vision and Pattern Recognition · Computer Science 2025-03-31 Mark Phil Pacot , Jayno Juventud , Gleen Dalaorao

Deep neural network architectures designed for application domains other than sound, especially image recognition, may not optimally harness the time-frequency representation when adapted to the sound recognition problem. In this work, we…

Machine Learning · Computer Science 2019-04-30 Fady Medhat , David Chesmore , John Robinson

In this paper we study the problem of acoustic scene classification, i.e., categorization of audio sequences into mutually exclusive classes based on their spectral content. We describe the methods and results discovered during a…

Audio and Speech Processing · Electrical Eng. & Systems 2024-10-30 Shayan Gharib , Honain Derrar , Daisuke Niizumi , Tuukka Senttula , Janne Tommola , Toni Heittola , Tuomas Virtanen , Heikki Huttunen

As sounds carry rich information, environmental sound classification (ESC) is crucial for numerous applications such as rare wild animals detection. However, our world constantly changes, asking ESC models to adapt to new sounds…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-22 Xinyi Chen , Xi Chen , Zhenyu Weng , Yang Xiao

Image classification is a difficult machine learning task, where Convolutional Neural Networks (CNNs) have been applied for over 20 years in order to solve the problem. In recent years, instead of the traditional way of only connecting the…

Computer Vision and Pattern Recognition · Computer Science 2019-03-12 Bin Wang , Yanan Sun , Bing Xue , Mengjie Zhang

The problem of detecting the presence of Social Anxiety Disorder (SAD) using Electroencephalography (EEG) for classification has seen limited study and is addressed with a new approach that seeks to exploit the knowledge of EEG sensor…

Automated classification of animal sounds is a prerequisite for large-scale monitoring of biodiversity. Convolutional Neural Networks (CNNs) are among the most promising algorithms but they are slow, often achieve poor classification in the…

Medical ultrasound image segmentation presents a formidable challenge in the realm of computer vision. Traditional approaches rely on Convolutional Neural Networks (CNNs) and Transformer-based methods to address the intricacies of medical…

Computer Vision and Pattern Recognition · Computer Science 2025-08-20 Weixin Xu , Ziliang Wang

Modern semantic segmentation methods devote much effect to adjusting image feature representations to improve the segmentation performance in various ways, such as architecture design, attention mechnism, etc. However, almost all those…

Computer Vision and Pattern Recognition · Computer Science 2023-02-14 Jie Zhu , Huabin Huang , Banghuai Li , Leye Wang

EEG is a non-invasive technique for recording brain bioelectric activity, which has potential applications in various fields such as human-computer interaction and neuroscience. However, there are many difficulties in analyzing EEG data,…

Signal Processing · Electrical Eng. & Systems 2018-01-18 Yumeng Ye , Haichun Liu , TianHong Zhang , Changchun Pan , Genke Yang , JiJun Wang , Robert C. Qiu

Early recognition of abnormal rhythms in ECG signals is crucial for monitoring and diagnosing patients' cardiac conditions, increasing the success rate of the treatment. Classifying abnormal rhythms into exact categories is very challenging…

Machine Learning · Computer Science 2019-12-18 Jing Zhang , Jing Tian , Yang Cao , Yuxiang Yang , Xiaobin Xu

Automatic feature extraction using neural networks has accomplished remarkable success for images, but for sound recognition, these models are usually modified to fit the nature of the multi-dimensional temporal representation of the audio…

Machine Learning · Computer Science 2019-04-30 Fady Medhat , David Chesmore , John Robinson

Imbalanced electrocardiogram (ECG) data hampers the efficacy and resilience of algorithms in the automated processing and interpretation of cardiovascular diagnostic information, which in turn impedes deep learning-based ECG classification.…

Machine Learning · Computer Science 2026-01-15 Haijian Shao , Wei Liu , Xing Deng , Daze Lu

The ConditionaL Neural Network (CLNN) exploits the nature of the temporal sequencing of the sound signal represented in a spectrogram, and its variant the Masked ConditionaL Neural Network (MCLNN) induces the network to learn in frequency…

Machine Learning · Computer Science 2019-04-30 Fady Medhat , David Chesmore , John Robinson

Audio DNNs have demonstrated impressive performance on various machine listening tasks; however, most of their representations are computationally costly and uninterpretable, leaving room for optimization. Here, we propose a novel approach…

Sound · Computer Science 2025-08-20 Andrew Chang , Yike Li , Iran R. Roman , David Poeppel

This paper describes the deepfake audio detection system submitted to the Audio Deep Synthesis Detection (ADD) Challenge Track 3.2 and gives an analysis of score fusion. The proposed system is a score-level fusion of several light…

Audio and Speech Processing · Electrical Eng. & Systems 2022-10-14 Yuxiang Zhang , Jingze Lu , Xingming Wang , Zhuo Li , Runqiu Xiao , Wenchao Wang , Ming Li , Pengyuan Zhang

In this work, we propose an ensemble of classifiers to distinguish between various degrees of abnormalities of the heart using Phonocardiogram (PCG) signals acquired using digital stethoscopes in a clinical setting, for the INTERSPEECH 2018…

Computer Vision and Pattern Recognition · Computer Science 2019-04-30 Ahmed Imtiaz Humayun , Md. Tauhiduzzaman Khan , Shabnam Ghaffarzadegan , Zhe Feng , Taufiq Hasan