Abstract: Correction location information using map data is disclosed, including: obtaining detected location information associated with a system; obtaining context information associated with the system; determining matching road information using at least the detected location information and map data; determining the matching road information to be incorrect based at least in part on the context information; determining corrected location information based at least in part on the context information and the map data; and outputting the corrected location information.

Abstract: A method for virtual fencing including: obtaining first user status information pertaining to user location, user behavior, or both; generating a first notification upon detecting that the first user status information meets a triggering condition of a virtual fence, wherein the triggering condition comprises point of interest information, area of interest information, or both; and sending the first notification.