Dysphonia refers to a voice disorder that affects the vocal quality and production, making it crucial to develop reliable and accurate detection systems. Since dysphonia can have a significant impact on an individual's daily life and…

Hazardous gas detection is a tool specially developed to detect liquid petroleum gas and natural gas at the minimum concentration of gas in the air is 200 ppm and the maximum concentration of gas in the air is 10 000 ppm. Design and build a…