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Pulmonary diseases are a public health problem that requires accurate and fast diagnostic techniques. In this paper, a method based on convolutional neural networks (CNN), Data Augmentation, ResNet50 and Vision Transformers (ViT) is…

Image and Video Processing · Electrical Eng. & Systems 2024-09-24 Pablo Ramirez Amador , Dinarle Milagro Ortega , Arnold Cesarano

A wide range of respiratory diseases, such as cold and flu, asthma, and COVID-19, affect people's daily lives worldwide. In medical practice, respiratory sounds are widely used in medical services to diagnose various respiratory illnesses…

Sound · Computer Science 2024-06-21 Asmaa Shati , Ghulam Mubashar Hassan , Amitava Datta

The COVID-19 pandemic presented numerous challenges to healthcare systems worldwide. Given that lung infections are prevalent among COVID-19 patients, chest Computer Tomography (CT) scans have frequently been utilized as an alternative…

Image and Video Processing · Electrical Eng. & Systems 2023-08-04 Noemi Maritza L. Romero , Ricco Vasconcellos , Mariana R. Mendoza , João L. D. Comba

Respiratory sound analysis is a crucial tool for screening asthma and other pulmonary pathologies, yet traditional auscultation remains subjective and experience-dependent. Our prior research established a CNN baseline using DenseNet201,…

Sound · Computer Science 2026-01-21 Theodore Aptekarev , Vladimir Sokolovsky , Gregory Furman

Vocal disorders have affected several patients all over the world. Due to the inherent difficulty of diagnosing vocal disorders without sophisticated equipment and trained personnel, a number of patients remain undiagnosed. To alleviate the…

Audio and Speech Processing · Electrical Eng. & Systems 2018-12-20 Maryam Pishgar , Fazle Karim , Somshubra Majumdar , Houshang Darabi

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

Spectrogram-based representations have grown to dominate the feature space for deep learning audio analysis systems, and are often adopted for speech analysis also. Initially, the primary motivator for spectrogram-based representations was…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-17 Ian McLoughlin , Lam Pham , Yan Song , Xiaoxiao Miao , Huy Phan , Pengfei Cai , Qing Gu , Jiang Nan , Haoyu Song , Donny Soh

In this paper, we use pre-trained ResNet models as backbone architectures for classification of adventitious lung sounds and respiratory diseases. The knowledge of the pre-trained model is transferred by using vanilla fine-tuning,…

Audio and Speech Processing · Electrical Eng. & Systems 2021-08-05 Truc Nguyen , Franz Pernkopf

Deep neural networks have been applied to audio spectrograms for respiratory sound classification, but it remains challenging to achieve satisfactory performance due to the scarcity of available data. Moreover, domain mismatch may be…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-16 Peidong Wei , Shiyu Miao , Lin Li

Dark-field radiography of the human chest has been demonstrated to have promising potential for the analysis of the lung microstructure and the diagnosis of respiratory diseases. However, previous studies of dark-field chest radiographs…

Artificial intelligence and deep learning are increasingly applied in the clinical domain, particularly for early and accurate disease detection using medical imaging and sound. Due to limited trained personnel, there is a growing demand…

Image and Video Processing · Electrical Eng. & Systems 2025-09-30 Shahran Rahman Alve , Muhammad Zawad Mahmud , Samiha Islam , Mohammad Monirujjaman Khan

In recent years, many innovative solutions for recording and viewing sounds from a stethoscope have become available. However, to fully utilize such devices, there is a need for an automated approach for detecting abnormal lung sounds,…

For the one billion sufferers of respiratory disease, managing their disease with inhalers crucially influences their quality of life. Generic treatment plans could be improved with the aid of computational models that account for…

Respiratory sound classification is an important tool for remote screening of respiratory-related diseases such as pneumonia, asthma, and COVID-19. To facilitate the interpretability of classification results, especially ones based on deep…

Sound · Computer Science 2022-03-31 Yi Chang , Zhao Ren , Thanh Tam Nguyen , Wolfgang Nejdl , Björn W. Schuller

Automated analysis of lung sound auscultation is essential for monitoring respiratory health, especially in regions facing a shortage of skilled healthcare workers. While respiratory sound classification has been widely studied in adults,…

Signal Processing · Electrical Eng. & Systems 2025-10-21 Samiul Based Shuvo , Taufiq Hasan

The recording of respiratory sounds was of significant benefit in the diagnosis of abnormalities in respiratory sounds. The duration of the sounds used in the diagnosis affects the speed of the diagnosis. In this study, the effect of window…

Sound · Computer Science 2021-01-22 Osman Balli , Yakup Kutlu

Systolic murmurs are extra heart sounds that occur during the contraction phase of the cardiac cycle, often indicating heart abnormalities caused by turbulent blood flow. Their intensity, pitch, and quality vary, requiring precise…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Mahmoud Fakhry , Abeer FathAllah Brery

Chest radiography is an effective screening tool for diagnosing pulmonary diseases. In computer-aided diagnosis, extracting the relevant region of interest, i.e., isolating the lung region of each radiography image, can be an essential step…

Image and Video Processing · Electrical Eng. & Systems 2022-02-23 Hilda Azimi , Jianxing Zhang , Pengcheng Xi , Hala Asad , Ashkan Ebadi , Stephane Tremblay , Alexander Wong

Coughing is a typical symptom of COVID-19. To detect and localize coughing sounds remotely, a convolutional neural network (CNN) based deep learning model was developed in this work and integrated with a sound camera for the visualization…

Audio and Speech Processing · Electrical Eng. & Systems 2022-06-16 Gyeong-Tae Lee , Hyeonuk Nam , Seong-Hu Kim , Sang-Min Choi , Youngkey Kim , Yong-Hwa Park

Respiratory ailments are increasing globally at an alarming rate and are currently one of the leading factors of death and infirmity worldwide. Among respiratory diseases, those linked to poor air quality and pollutants are increasing at a…

Quantitative Methods · Quantitative Biology 2025-12-03 Shelby Lacouture , Mitchell Kelley , Noah Plues , Laszlo Hunyadi , Emily Sundman , Annette Sobel , Robert V. Duncan