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The increase in cardiac and pulmonary diseases presents an alarming and pervasive health challenge on a global scale responsible for unexpected and premature mortalities. In spite of how serious these conditions are, existing methods of…

信号处理 · 电气工程与系统科学 2026-05-12 Hania Ghouse , Juveria Tanveen , Abdul Muqtadir Ahmed , Uma N. Dulhare

In this work, a sentiment analysis method that is capable of accepting audio of any length, without being fixed a priori, is proposed. Mel spectrogram and Mel Frequency Cepstral Coefficients are used as audio description methods and a Fully…

Gynaecologists and obstetricians visually interpret cardiotocography (CTG) traces using the International Federation of Gynaecology and Obstetrics (FIGO) guidelines to assess the wellbeing of the foetus during antenatal care. This approach…

机器学习 · 计算机科学 2020-08-25 Paul Fergus , Carl Chalmers , Casimiro Curbelo Montanez , Denis Reilly , Paulo Lisboa , Beth Pineles

Heart disease is the most common reason for human mortality that causes almost one-third of deaths throughout the world. Detecting the disease early increases the chances of survival of the patient and there are several ways a sign of heart…

音频与语音处理 · 电气工程与系统科学 2021-10-05 Uddipan Mukherjee , Sidharth Pancholi

Mel-frequency cepstral coefficients (MFCCs) are an important feature in speech processing. A deeper understanding of their properties can contribute to the work that is being done with both classical and deep learning models. This study…

音频与语音处理 · 电气工程与系统科学 2025-10-08 Vitor Magno de O. S. Bezerra , Gabriel F. A. Bastos , Jugurta Montalvão

Electroencephalography (EEG) is a tool that allows us to analyze brain activity with high temporal resolution. These measures, combined with deep learning and digital signal processing, are widely used in neurological disorder detection and…

信号处理 · 电气工程与系统科学 2024-11-20 Isaac Ariza , Lorenzo J. Tardon , Ana M. Barbancho , Irene De-Torres , Isabel Barbancho

Extracting features from the speech is the most critical process in speech signal processing. Mel Frequency Cepstral Coefficients (MFCC) are the most widely used features in the majority of the speaker and speech recognition applications,…

声音 · 计算机科学 2025-10-31 Rinku Sebastian , Simon O'Keefe , Martin Trefzer

Accurate delineation of key waveforms in an ECG is a critical step in extracting relevant features to support the diagnosis and treatment of heart conditions. Although deep learning based methods using segmentation models to locate P, QRS,…

The electrocardiogram (ECG) is one of the most extensively employed signals used in the diagnosis and prediction of cardiovascular diseases (CVDs). The ECG signals can capture the heart's rhythmic irregularities, commonly known as…

信号处理 · 电气工程与系统科学 2020-05-26 Amin Ullah , Syed M. Anwar , Muhammad Bilal , Raja M Mehmood

Arrhythmia is a cardiovascular disease that manifests irregular heartbeats. In arrhythmia detection, the electrocardiogram (ECG) signal is an important diagnostic technique. However, manually evaluating ECG signals is a complicated and…

信号处理 · 电气工程与系统科学 2021-05-04 Jindi Lv , Qing Ye , Yanan Sun , Juan Zhao , Jiancheng Lv

Background: Extensive clinical evidence suggests that a preventive screening of coronary heart disease (CHD) at an earlier stage can greatly reduce the mortality rate. We use 64 two-dimensional speckle tracking echocardiography (2D-STE)…

机器学习 · 统计学 2021-05-21 Jingyi Zhang , Huolan Zhu , Yongkai Chen , Chenguang Yang , Huimin Cheng , Yi Li , Wenxuan Zhong , Fang Wang

The work presented here applies deep learning to the task of automated cardiac auscultation, i.e. recognizing abnormalities in heart sounds. We describe an automated heart sound classification algorithm that combines the use of…

声音 · 计算机科学 2017-10-20 Jonathan Rubin , Rui Abreu , Anurag Ganguli , Saigopal Nelaturi , Ion Matei , Kumar Sricharan

Cardiac auscultation involves expert interpretation of abnormalities in heart sounds using stethoscope. Deep learning based cardiac auscultation is of significant interest to the healthcare community as it can help reducing the burden of…

计算机视觉与模式识别 · 计算机科学 2020-07-29 Siddique Latif , Muhammad Usman , Rajib Rana , Junaid Qadir

The most pressing challenge in the field of voice biometrics is selecting the most efficient technique of speaker recognition. Every individual's voice is peculiar, factors like physical differences in vocal organs, accent and pronunciation…

声音 · 计算机科学 2017-12-05 Rishi Charan , Manisha. A , Karthik. R , Rajesh Kumar M

The potential use of non-linear speech features has not been investigated for music analysis although other commonly used speech features like Mel Frequency Ceptral Coefficients (MFCC) and pitch have been used extensively. In this paper, we…

声音 · 计算机科学 2014-06-11 Sunil Kumar Kopparapu , Meghna Pandharipande , G Sita

Myocardial characterization is essential for patients with myocardial infarction and other myocardial diseases, and the assessment is often performed using cardiac magnetic resonance (CMR) sequences. In this study, we propose a fully…

图像与视频处理 · 电气工程与系统科学 2020-08-19 Xiaoran Zhang , Michelle Noga , Kumaradevan Punithakumar

Medical imaging refers to the technologies and methods utilized to view the human body and its inside, in order to diagnose, monitor, or even treat medical disorders. This paper aims to explore the application of deep learning techniques in…

图像与视频处理 · 电气工程与系统科学 2024-11-08 Ketan Suhaas Saichandran

In this work we propose a new method for the rhythm classification of short single-lead ECG records, using a set of high-level and clinically meaningful features provided by the abductive interpretation of the records. These features…

人工智能 · 计算机科学 2021-12-09 Tomás Teijeiro , Constantino A. García , Daniel Castro , Paulo Félix

Photoplethysmography (PPG) signal comprises physiological information related to cardiorespiratory health. However, while recording, these PPG signals are easily corrupted by motion artifacts and body movements, leading to noise enriched,…

信号处理 · 电气工程与系统科学 2022-10-11 Tamaghno Chatterjee , Aayushman Ghosh , Sayan Sarkar

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…

音频与语音处理 · 电气工程与系统科学 2020-06-04 Lam Pham , Huy Phan , Ramaswamy Palaniappan , Alfred Mertins , Ian McLoughlin