Design of criminal analysis system based on OLAP

With the development and application of data analysis and processing technology, the OLAP and data warehouse technologies have become the research spot of police intelligence domain. Large amounts of cases and suspects data collected by the police can be use to build the criminal intelligence analysis system. In this paper the OLAP technology has been proposed for the purpose. Hence a variant of the fact constellation schema is used to structure the police data warehouse. Further, this paper gives the demonstration of criminal analysis system of Wenzhou police.