[IEEE 2016 International Conference on Intelligent Systems Engineering (ICISE) - Islamabad, Pakistan (2016.1.15-2016.1.17)] 2016 International Conference on Intelligent Systems Engineering (ICISE) - Poincare based PPG signal analysis for varying physiological statesKazmi, Syed Absar; Shah, Mansoor Hussain; Khan, Sheroz; Khalifa, Othman O; Muzammil, Muhammad · 2016