Abstract:

For the problem of differences among the data format,coordinate reference,attribute structure and other aspects of multi-source POI,this paper presents a method of matching and fusion of multi-source POI.This paper firstly emerges a base database using the surveying POI data,and then POI data of other sources are compared with the base database in aspects of locations and attributes,some POI is considered as the different data that will be merged to the base.Finally,this will form a new POI database with regular structure and abundant information.Experimental results show that the proposed method can achieve the matching and fusion of multi-source POI data,and satisfy the increasing demands of LBS and Location Point.

Key words: clean of POI data, base POI, POI fusion, doorplate link