AbstractGet full access to this articleView all access options for this article.Get accessReferences1. Griffin M , Nordstrom BW , Scholes J , Joncas K , Gordon P , Krivenko E , Haynes W , Higdon R , Stewart E , Kolker N , Montague E , Kolker E . A case study: analyzing city vitality with four pillars of activity—Live, Work, Shop, and Play. Big Data, 2016; 4:60–66.