When Smart Cities Get Smarter via Machine Learning: An In-Depth Literature Review. - Shahab S. Band; Sina Ardabili; Mehdi Sookhak; Anthony Theodore Chronopoulos; Said Elnaffar; Massoud Moslehpour; Mako Csaba; Bernat Torok; Hao-Ting Pai; Amir Mosavi (IEEE Access, 2022)