Analyzing and mining big data can also effectively safeguard public security and combat criminal and economic crimes. For example, in 2012 big data analysis played a major role in uncovering
the criminal case of Zhou Kehua,6 a notorious serial killer and robber in China who died in a shootout with police. Since the series of armed robberies and homicides where Zhou was a suspect, police conducted a comprehensive examination of a massive variety of video data and successfully obtained a life video where the suspect bought breakfast without any camouflage. Upon this finding, they tracked Zhou to the Internet cafe where he regularly visited
and successfully acquired two clear mug-shots of the suspect when he accessed the Internet. According to the observation that he preferred browsing Web sites related to Sichuan and Chongqing of China, police identified that the suspect was from the area with a Sichuan dialect. Based on the summary analysis on various information obtained from big data, police put together the suspect’s characteristics and actions when committing the crimes. The analysis
played a decisive role in helping police deploy their forces and eventually capture Zhou.
Analyzing and mining big data can also effectively safeguard public security and combat criminal and economic crimes. For example, in 2012 big data analysis played a major role in uncoveringthe criminal case of Zhou Kehua,6 a notorious serial killer and robber in China who died in a shootout with police. Since the series of armed robberies and homicides where Zhou was a suspect, police conducted a comprehensive examination of a massive variety of video data and successfully obtained a life video where the suspect bought breakfast without any camouflage. Upon this finding, they tracked Zhou to the Internet cafe where he regularly visitedand successfully acquired two clear mug-shots of the suspect when he accessed the Internet. According to the observation that he preferred browsing Web sites related to Sichuan and Chongqing of China, police identified that the suspect was from the area with a Sichuan dialect. Based on the summary analysis on various information obtained from big data, police put together the suspect’s characteristics and actions when committing the crimes. The analysisplayed a decisive role in helping police deploy their forces and eventually capture Zhou.
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