| 摘要 |
Methods and apparatuses for providing location based searches and other services are provided. Embodiments may include dividing a searchable region into quad regions and populating the search regions with a plurality of listings. The division of quad regions may be dependent on a maximum number of listings per quad region and a minimum size for any one quad region. Embodiments may include assigning unique identifiers to each quad regions and assigning the unique identifiers to each of the listings according to the quad region in which the listings are located as geographical codes. The geographical codes may be used as part a location based search. In some of the embodiments, the listings may be searched by prefixes of the geographical codes rather than the entire geographical codes.
|
