Every city is filled with different neighborhoods, but often, you won’t find these places on any map. They’re word-of-mouth zoning distinctions known only to locals.
How do you define the borders of a neighborhood? This intiguing look at the social media platform FourSquare to mathematically find like-minded individuals that share spatial patterns. Interestingly, the digital map with algorithms lined up with residents mental maps. What types of regions are these? How come?
Via Seth Dixon