some resources you may want to use: https://news.cornell.edu/stories/2018/10/using-smartphone-cameras-track-alertness https://news.cornell.edu/stories/2018/10/

some resources you may want to use: https://news.cornell.edu/stories/2018/10/using-smartphone-cameras-track-alertness https://news.cornell.edu/stories/2018/10/using-smartphone-ca... https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4950215/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4950215/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6166694/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6166694/ https://www.youtube.com/watch?v=AVQzu9AL3IU https://www.youtube.com/watch?v=AVQzu9AL3IU https://www.researchgate.net/post/What_is_the_best_measure_to_track_pupil_dilation_in_an_experiment_where_a_video_continuously_recorded_one_of_the_participants_eye https://www.researchgate.net/post/What_is_the_best_measure_t...