15. One or more processors to perform acts comprising: selecting a query region with a first two or more points of interest in each of one or more representative categories in a spatial map; in response to the query region, receiving a set of geographical region candidates in the spatial map that includes a second two or more points of interests in each of the one or more representative categories; calculating respective similarities between the query region and the region candidates of the set of geographical region candidates in the spatial map at least based on spatial distribution of the two or more points of interests in the query region and spatial distributions of comparable points of interests in the candidates of the set of geographical region candidates, a respective spatial distribution including a respective distribution of respective points of interests in respective representative categories; and presenting top geographical regions from the set of candidates based on the similarities.
15. One or more processors to perform acts comprising: selecting a query region with a first two or more points of interest in each of one or more representative categories in a spatial map; in response to the query region, receiving a set of geographical region candidates in the spatial map that includes a second two or more points of interests in each of the one or more representative categories; calculating respective similarities between the query region and the region candidates of the set of geographical region candidates in the spatial map at least based on spatial distribution of the two or more points of interests in the query region and spatial distributions of comparable points of interests in the candidates of the set of geographical region candidates, a respective spatial distribution including a respective distribution of respective points of interests in respective representative categories; and presenting top geographical regions from the set of candidates based on the similarities. 16. The one or more processors of claim 15 , the acts further comprising providing a spatial map containing geographical regions partitioned with points of interests based at least in part on the representative categories.