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Conceptual Design of a Device for Online Calibration of Spirometer Based on Neural Network | ||
Journal of Biomedical Physics and Engineering | ||
دوره 13، شماره 3، شهریور 2023، صفحه 291-296 اصل مقاله (798.08 K) | ||
نوع مقاله: Technical Note | ||
شناسه دیجیتال (DOI): 10.31661/jbpe.v0i0.1038 | ||
نویسندگان | ||
Vahid Reza Nafisi* 1؛ Manouchehr Eghbal1؛ Nasim Torbati2 | ||
1Biomedical engineering group, Department of Electrical & Information Technology, Iranian Research Organization for Science and Technology, Tehran, Iran | ||
2Food and Drug Administration, Ministry of Health and Medical Education, Tehran, Iran | ||
چکیده | ||
Daily calibration of spirometry devices plays an important role in promoting the accuracy of pulmonary diagnostic results. It is needed to have more precise and adequate instruments for calibrating spirometry during the clinical use. In this work, a device was designed and developed based on a calibrated-volume syringe and an electrical circuit was also built to measure the air flux. Some colored tapes with specific size and order covered the syringe piston. When the piston moved in front of the color sensor, the input air flow was calculated according to the width of the strips and transferred to the computer. A Radial Basis Function (RBF) neural network estimator used new data to modify the previous estimation function for increasing the accuracy and the reliability. The simulation showed that the root mean square of the error improved from 13.7±0.37% to 4.2±0.22%, i.e. the calibration curve has improved about 70%. | ||
کلیدواژهها | ||
Spirometry؛ Calibration؛ Artificial Intelligence؛ Neural Network Model؛ Color Sensor | ||
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آمار تعداد مشاهده مقاله: 20,115 تعداد دریافت فایل اصل مقاله: 356 |