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Recently, variational autoencoders have been successfully used to learn a probabilistic prior over speech signals, which is then used to perform speech enhancement. However, variational autoencoders are trained on clean speech only, which…

Audio and Speech Processing · Electrical Eng. & Systems 2021-05-18 Guillaume Carbajal , Julius Richter , Timo Gerkmann

Lung diseases, including lung cancer and COPD, are significant health concerns globally. Traditional diagnostic methods can be costly, time-consuming, and invasive. This study investigates the use of semi supervised learning methods for…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-12 Xiaoran Xu , In-Ho Ra , Ravi Sankar

This study presents an innovative approach utilising Autoencoder Convolutional Neural Networks (AECNNs) for pneumonia detection in paediatric chest x-rays. The research addresses the complexity of pneumonia, considering diverse causative…

Image and Video Processing · Electrical Eng. & Systems 2024-09-05 Michael Nosa-Omoruyi , Linda U. Oghenekaro

Artificial Intelligence in healthcare is a new and exciting frontier and the possibilities are endless. With deep learning approaches beating human performances in many areas, the logical next step is to attempt their application in the…

Machine Learning · Computer Science 2018-08-21 Ally Salim

Emerging wireless technologies, such as 5G and beyond, are bringing new use cases to the forefront, one of the most prominent being machine learning empowered health care. One of the notable modern medical concerns that impose an immense…

Audio and Speech Processing · Electrical Eng. & Systems 2022-02-01 Charles Bales , Muhammad Nabeel , Charles N. John , Usama Masood , Haneya N. Qureshi , Hasan Farooq , Iryna Posokhova , Ali Imran

This paper presents an inception-based deep neural network for detecting lung diseases using respiratory sound input. Recordings of respiratory sound collected from patients are firstly transformed into spectrograms where both spectral and…

Sound · Computer Science 2020-12-29 Lam Pham , Huy Phan , Ross King , Alfred Mertins , Ian McLoughlin

Anomaly detection has many important applications, such as monitoring industrial equipment. Despite recent advances in anomaly detection with deep-learning methods, it is unclear how existing solutions would perform under…

Sound · Computer Science 2022-04-06 Bingqing Chen , Luca Bondi , Samarjit Das

Medical anomaly detection aims to identify abnormal findings using only normal training data, playing a crucial role in health screening and recognizing rare diseases. Reconstruction-based methods, particularly those utilizing autoencoders…

Machine Learning · Computer Science 2024-07-10 Yu Cai , Hao Chen , Kwang-Ting Cheng

This paper presents and explores a robust deep learning framework for auscultation analysis. This aims to classify anomalies in respiratory cycles and detect disease, from respiratory sound recordings. The framework begins with front-end…

Audio and Speech Processing · Electrical Eng. & Systems 2020-06-04 Lam Pham , Huy Phan , Ramaswamy Palaniappan , Alfred Mertins , Ian McLoughlin

Automatic anomaly detection is a major issue in various areas. Beyond mere detection, the identification of the source of the problem that produced the anomaly is also essential. This is particularly the case in aircraft engine health…

Machine Learning · Statistics 2016-08-10 Tsirizo Rabenoro , Jérôme Lacaille , Marie Cottrell , Fabrice Rossi

In this study, a machine learning model was developed for automatically detecting respiratory system sounds such as sneezing and coughing in disease diagnosis. The automatic model and approach development of breath sounds, which carry…

Sound · Computer Science 2021-11-30 Negin Melek

Recently proposed automatic pathological speech classification techniques use unsupervised auto-encoders to obtain a high-level abstract representation of speech. Since these representations are learned based on reconstructing the input,…

Audio and Speech Processing · Electrical Eng. & Systems 2021-07-22 Parvaneh Janbakhshi , Ina Kodrasi

Pulmonary diseases impact millions of lives globally and annually. The recent outbreak of the pandemic of the COVID-19, a novel pulmonary infection, has more than ever brought the attention of the research community to the machine-aided…

Machine Learning · Computer Science 2020-11-30 Morteza Hosseini , Haoran Ren , Hasib-Al Rashid , Arnab Neelim Mazumder , Bharat Prakash , Tinoosh Mohsenin

We focus on automatic feature extraction for raw audio heartbeat sounds, aimed at anomaly detection applications in healthcare. We learn features with the help of an autoencoder composed by a 1D non-causal convolutional encoder and a…

Sound · Computer Science 2021-02-25 Robert-George Colt , Csongor-Huba Várady , Riccardo Volpi , Luigi Malagò

This paper proposes a robust deep learning framework used for classifying anomaly of respiratory cycles. Initially, our framework starts with front-end feature extraction step. This step aims to transform the respiratory input sound into a…

Machine Learning · Computer Science 2020-12-29 Dat Ngo , Lam Pham , Anh Nguyen , Ben Phan , Khoa Tran , Truong Nguyen

Paralinguistic properties of speech are essential in analyzing and choosing optimal treatment options for patients with speech disorders. However, automatic modeling of these characteristics is difficult due to the lack of labeled speech…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-25 Jenthe Thienpondt , Geoffroy Vanderreydt , Abdessalem Hammami , Kris Demuynck

Waveform signal analysis is a complex and important task in medical care. For example, mechanical ventilators are critical life-support machines, but they can cause serious injury to patients if they are out of synchronization with the…

Computational Engineering, Finance, and Science · Computer Science 2025-01-24 Wenjie Xu , Scott Dick

Among other uses, neural networks are a powerful tool for solving deterministic and Bayesian inverse problems in real-time, where variational autoencoders, a specialized type of neural network, enable the Bayesian estimation of model…

Machine Learning · Computer Science 2025-09-25 Andrea Tonini , Luca Dede'

Deep learning methods can classify various unstructured data such as images, language, and voice as input data. As the task of classifying anomalies becomes more important in the real world, various methods exist for classifying using deep…

Computer Vision and Pattern Recognition · Computer Science 2022-01-06 UJu Gim , YeongHyeon Park

The prediction of disease risk factors can screen vulnerable groups for effective prevention and treatment, so as to reduce their morbidity and mortality. Machine learning has a great demand for high-quality labeling information, and…

Machine Learning · Computer Science 2024-06-26 Yang Lin , Muqing Li , Ziyi Zhu , Yinqiu Feng , Lingxi Xiao , Zexi Chen