Abstract: A method and device for real-time measuring sunlight on buildings,comprises: receiving training satellite images of training buildings, analyzing training satellite image features, extracting training building outline information, training building height information and training information of profile sunlight map sequence of corresponding continuous height; according to the preset training latitude and longitude range, obtaining the corresponding training building outline information, training building height information and training information of profile sunlight map sequence of corresponding continuous height; and training to obtain a sunlight testing model; receiving target location information of the cadastral land parcel to be measured, obtaining corresponding target latitude and longitude according to the target location information; receiving target building outline information and target building height difference information of the cadastral land parcel to be measured, and obtaining a sequence of

Abstract: A method and device for judging intercity transportation modes based on mobile phone data solves the problems of difficult data acquisition and low data processing efficiency in the existing solutions. The method includes: obtaining the trajectory of each user from the mobile phone data; extracting an intercity traffic sub-trajectory in the trajectory of each user; and judging the transportation mode of the intercity traffic sub-trajectory. The solution has the advantages of easy data acquisition, high data processing efficiency and capability of achieving long-term monitoring.

Abstract: A method and device for judging intercity transportation modes based on mobile phone data solves the problems of difficult data acquisition and low data processing efficiency in the existing solutions. The method includes: obtaining the trajectory of each user from the mobile phone data; extracting an intercity traffic sub-trajectory in the trajectory of each user; and judging the transportation mode of the intercity traffic sub-trajectory. The solution has the advantages of easy data acquisition, high data processing efficiency and capability of achieving long-term monitoring.