Last time, I stopped with a preview of a TripAdvisor data on an animated gif map of the US. Here it is again: (Click to enlarge) I think the patterns in the timing of reviews (which I assume to approximate when people travel) are quite subtle, yet obvious. But when the obvious is visualized, it is generally more … Continue reading Fun with TripAdvisor maps!
A large portion of my current research on consumer reviews (of hotels) with coauthor Alex Chaudhry revolves around processing online review data that includes a lot of text (200k+ reviews or about 34m+ words). One of the ways we wanted to explore the data is through grammatical structure. For example, reviews with a lot of verb … Continue reading Natural language processing (NLP), grammar, computational times