Results 11 to 20 of about 3,460,573 (292)
Deep Learning Methods for Heart Sounds Classification: A Systematic Review [PDF]
Entropy, 2021 The automated classification of heart sounds plays a significant role in the diagnosis of cardiovascular diseases (CVDs). With the recent introduction of medical big data and artificial intelligence technology, there has been an increased focus on the ...
Wei Chen, Qiang Sun, Xiaomin Chen
exaly +3 more sources
Construction and validation of a method for automated time label segmentation of heart sounds [PDF]
Frontiers in Artificial Intelligence, 2023 Heart sound detection technology plays an important role in the prediction of cardiovascular disease, but the most significant heart sounds are fleeting and may be imperceptible.
Liuying Li +9 more
doaj +2 more sources
An automatic segmentation method for heart sounds [PDF]
BioMedical Engineering OnLine, 2018 Background There are two major challenges in automated heart sound analysis: segmentation and classification. An efficient segmentation is capable of providing valuable diagnostic information of patients.
Qingshu Liu, Xiaomei Wu, Xiaojing Ma
doaj +3 more sources
Applied Sciences, 2020 Currently, there are many works in the literature focused on the analysis of heart sounds, specifically on the development of intelligent systems for the classification of normal and abnormal heart sounds. However, the available heart sound databases are
Pedro Narváez, Winston S. Percybrooks
doaj +2 more sources
Accurate Localization of First and Second Heart Sounds via Template Matching in Forcecardiography Signals [PDF]
SensorsCardiac auscultation is an essential part of physical examination and plays a key role in the early diagnosis of many cardiovascular diseases. The analysis of phonocardiography (PCG) recordings is generally based on the recognition of the main heart ...
Jessica Centracchio +3 more
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ON THE CLINICAL STUDY OF THE HEART SOUNDS. [PDF]
JAMA: The Journal of the American Medical Association, 1884 Read to the Section on Practice of Medicine and Materia Medica, of Am. Med. Association, May, 1884. The volume of the transactions of the American Medical Association for 1858, contains a prize essay by me on the "Clinical Study of the Heart-Sounds in Health and Disease." The term heart-sounds in this essay, used in its conventional sense, was limited
Dingke Chen +8 more
openaire +7 more sources
A system for heart sounds classification. [PDF]
PLoS One, 2014 The future of quick and efficient disease diagnosis lays in the development of reliable non-invasive methods. As for the cardiac diseases - one of the major causes of death around the globe - a concept of an electronic stethoscope equipped with an automatic heart tone identification system appears to be the best solution.
Redlarski G, Gradolewski D, Palkowski A.
europepmc +5 more sources
The Effect of Signal Duration on the Classification of Heart Sounds: A Deep Learning Approach. [PDF]
Sensors (Basel), 2022 Deep learning techniques are the future trend for designing heart sound classification methods, making conventional heart sound segmentation dispensable.
Bao X, Xu Y, Kamavuako EN.
europepmc +2 more sources
A Novel Broadband Forcecardiography Sensor for Simultaneous Monitoring of Respiration, Infrasonic Cardiac Vibrations and Heart Sounds. [PDF]
Front Physiol, 2021 The precordial mechanical vibrations generated by cardiac contractions have a rich frequency spectrum. While the lowest frequencies can be palpated, the higher infrasonic frequencies are usually captured by the seismocardiogram (SCG) signal and the ...
Andreozzi E +3 more
europepmc +2 more sources
A two-stage amplified PZT sensor for monitoring lung and heart sounds in discharged pneumonia patients. [PDF]
Microsyst Nanoeng, 2021 Assessment of lung and heart states is of critical importance for patients with pneumonia. In this study, we present a small-sized and ultrasensitive accelerometer for continuous monitoring of lung and heart sounds to evaluate the lung and heart states ...
Chen H +9 more
europepmc +2 more sources