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Self-supervised representation learning can mitigate the limitations in recognition tasks with few manually labeled data but abundant unlabeled data---a common scenario in sound event research. In this work, we explore unsupervised…

Sound · Computer Science 2020-11-17 Eduardo Fonseca , Diego Ortego , Kevin McGuinness , Noel E. O'Connor , Xavier Serra

In general, the performance of automatic speech recognition (ASR) systems is significantly degraded due to the mismatch between training and test environments. Recently, a deep-learning-based image-to-image translation technique to…

Audio and Speech Processing · Electrical Eng. & Systems 2019-04-15 Jong-Hyeon Park , Myungwoo Oh , Hyung-Min Park

We introduce a new audio processing technique that increases the sampling rate of signals such as speech or music using deep convolutional neural networks. Our model is trained on pairs of low and high-quality audio examples; at test-time,…

Sound · Computer Science 2017-08-03 Volodymyr Kuleshov , S. Zayd Enam , Stefano Ermon

Real-world sound scenes consist of time-varying collections of sound sources, each generating characteristic sound events that are mixed together in audio recordings. The association of these constituent sound events with their mixture and…

Convolutional neural networks (CNN) are one of the best-performing neural network architectures for environmental sound classification (ESC). Recently, temporal attention mechanisms have been used in CNN to capture the useful information…

Sound · Computer Science 2020-05-22 Helin Wang , Yuexian Zou , Dading Chong , Wenwu Wang

Deep learning has become a standard approach for the modeling of audio effects, yet strictly black-box modeling remains problematic for time-varying systems. Unlike time-invariant effects, training models on devices with internal modulation…

Sound · Computer Science 2025-12-18 Yann Bourdin , Pierrick Legrand , Fanny Roche

Contrastive self-supervised learning (CSL) has managed to match or surpass the performance of supervised learning in image and video classification. However, it is still largely unknown if the nature of the representations induced by the…

Computer Vision and Pattern Recognition · Computer Science 2022-11-22 Rohit Gupta , Naveed Akhtar , Ajmal Mian , Mubarak Shah

Supervised learning methods have shown effectiveness in estimating spatial acoustic parameters such as time difference of arrival, direct-to-reverberant ratio and reverberation time. However, they still suffer from the simulation-to-reality…

Sound · Computer Science 2024-09-10 Bing Yang , Xiaofei Li

Improving speech system performance in noisy environments remains a challenging task, and speech enhancement (SE) is one of the effective techniques to solve the problem. Motivated by the promising results of generative adversarial networks…

Audio and Speech Processing · Electrical Eng. & Systems 2019-11-05 Daniel Michelsanti , Zheng-Hua Tan

Automatic music transcription is considered to be one of the hardest problems in music information retrieval, yet recent deep learning approaches have achieved substantial improvements on transcription performance. These approaches commonly…

Sound · Computer Science 2019-06-21 Jong Wook Kim , Juan Pablo Bello

In this paper, we present a framework for contrastive learning for audio representations, in a self supervised frame work without access to any ground truth labels. The core idea in self supervised contrastive learning is to map an audio…

Sound · Computer Science 2021-03-18 Prateek Verma , Julius Smith

Self-supervised learning can significantly improve the performance of downstream tasks, however, the dimensions of learned representations normally lack explicit physical meanings. In this work, we propose a novel self-supervised approach…

Audio and Speech Processing · Electrical Eng. & Systems 2022-01-19 Yifan Sun , Xihong Wu

An important problem in machine auditory perception is to recognize and detect sound events. In this paper, we propose a sequential self-teaching approach to learning sounds. Our main proposition is that it is harder to learn sounds in…

Sound · Computer Science 2020-07-02 Anurag Kumar , Vamsi Krishna Ithapu

Self-supervised learning (SSL) approaches, such as contrastive and generative methods, have advanced environmental sound representation learning using unlabeled data. However, how these approaches can complement each other within a unified…

Sound · Computer Science 2025-10-29 Sivan Ding , Julia Wilkins , Magdalena Fuentes , Juan Pablo Bello

Adversarial examples are inputs to machine learning models designed by an adversary to cause an incorrect output. So far, adversarial examples have been studied most extensively in the image domain. In this domain, adversarial examples can…

Audio and Speech Processing · Electrical Eng. & Systems 2019-06-10 Yao Qin , Nicholas Carlini , Ian Goodfellow , Garrison Cottrell , Colin Raffel

Supervised learning-based adversarial attack detection methods rely on a large number of labeled data and suffer significant performance degradation when applying the trained model to new domains. In this paper, we propose a self-supervised…

Computer Vision and Pattern Recognition · Computer Science 2024-07-08 Yi Li , Plamen Angelov , Neeraj Suri

Deep Neural Networks have recently demonstrated promising performance in binary change detection (CD) problems in remote sensing (RS), requiring a large amount of labeled multitemporal training samples. Since collecting such data is…

Image and Video Processing · Electrical Eng. & Systems 2020-07-08 Jose Luis Holgado Alvarez , Mahdyar Ravanbakhsh , Begüm Demir

This paper presents a novel approach for indoor acoustic source localization using microphone arrays and based on a Convolutional Neural Network (CNN). The proposed solution is, to the best of our knowledge, the first published work in…

Sound · Computer Science 2019-02-01 Juan Manuel Vera-Diaz , Daniel Pizarro , Javier Macias-Guarasa

The conventional speaker recognition frameworks (e.g., the i-vector and CNN-based approach) have been successfully applied to various tasks when the channel of the enrolment dataset is similar to that of the test dataset. However, in…

Audio and Speech Processing · Electrical Eng. & Systems 2019-02-26 Xin Fang , Liang Zou , Jin Li , Lei Sun , Zhen-Hua Ling

A good representation for arbitrarily complicated data should have the capability of semantic generation, clustering and reconstruction. Previous research has already achieved impressive performance on either one. This paper aims at…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Yuqian Zhou , Kuangxiao Gu , Thomas Huang