System and method for digging related criminal suspect

• Main Authors: JIANG XIAOHONG, WU ZHAOHUI, XIA CHAOLUN
• Format: Patent
• Language: Chinese; English
• Published: 24.06.2009
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; PHYSICS

The invention relates to the field of network analysis for crime in public security, in particular to a method thereof for identifying relevant criminal suspects. The invention further provides a method for identifying relevant criminal suspects: 1), finding a corresponding node of a main criminal suspect in a criminal network; 2), constructing a collection of correlative personnel; 3), expanding the correlation according to cross-correlation of personnel;4), adding the expanded nodes with a criminal correlation coefficient value higher than a threshold value into the collection of the correlative personnel; 5), repeating step 3) and step 4) until no new node is added into the collection of correlative personnel or all nodes of the criminal network are expanded; and 6), selecting a quantitative node as a correlated suspect for investigation according to the ordering of the criminal correlation coefficient between each nodes and the main criminal suspect. The identifying method thereof have the advantages that