Heart rate and blood pressure measurement based on photoplethysmogram signal using fast Fourier transform. - Ashish Sharma; Rahul Singh Tanwar; Yash Singh; Ajay Sharma; Shaktiraj Daudra; Gaurav Singal; Thippa Reddy Gadekallu; Sidharth Pancholi (Comput. Electr. Eng., 2022)