CHAPTER Gatica-Perez_DIGITALPOLIS_2016/IDIAP What TripAdvisor Can't Tell: Crowdsourcing Urban Impressions for Whole Cities Gatica-Perez, Daniel Ruiz-Correa, Salvador Santani, Darshan Biase, Alessia de Ed. Ottaviano, Nancy Ed. Zaza, Ornella Ed. EXTERNAL https://publications.idiap.ch/attachments/papers/2016/Gatica-Perez_DIGITALPOLIS_2016.pdf PUBLIC Digital Polis 2018 L'Oeil d'Or (translated to French.)