Abstract

Data Quality Control Update of Database for National Geo-Information Infrastructure
Track: Spatial Data Infrastructure
Authors: Jianwei Liu

the information age, Time situation and accuracy of National 1:50000 Geo-Information database is more and more important, the conventional method of update would spend too much time, therefore, the method of incremental data continuously updated National Topographic Database update is to used.due to update mode change, data quality control should be correspondingly adjusted for incremental data characteristics, proposed a set of quality control methods, and use of ArcGIS the AO components developed an incremental data quality control software.