3. The system of claim 1 , wherein the topic model framework stores a point of interest (POI) feature vector associated with the POIs in each section as metadata.
3. The system of claim 1 , wherein the topic model framework stores a point of interest (POI) feature vector associated with the POIs in each section as metadata. 5. The system of claim 3 , wherein the topic model framework uses the set of sections as a set of documents, uses each function of the distribution of functions as a topic, and uses the mobility patterns as words.