The core of the construction of public security big data intelligence is the construction of public security big data, the purpose of which is to: improve the level of public security work intelligence, replace manpower with machines, increase efficiency with intelligence, maximize the release of police power, and improve the core combat effectiveness of public security organs.

With the rapid development of public security informatization, public security departments at all levels have accumulated a huge amount of business data. How to quickly tap its intrinsic value has become a key issue that public security informatization urgently needs to solve. Therefore, it is necessary to use scientific and technological means to improve the public security department's information detection, data collection, intelligent analysis, investigation scheduling, accurate prediction and analysis capabilities, and to build an intelligent big data support system that meets the needs of public security operations.