Police forces around the world are fighting crime with new data - mining technologies . These are the police forces of the future -- the ones that others will be modeling themselves after in the years to come . San Diego 's police have video cameras that can detect suspicious behavior . Major crime in Memphis fell 40 % with software to identify where crimes might take place . Next on the horizon for law enforcement : biometrics , including facial recognition .
Police forces around the world are fighting crime with new data - mining technologies . San Diego 's police have video cameras that can detect suspicious behavior . Major crime in Memphis fell 40 % with software to identify where crimes might take place . Next on the horizon for law enforcement : biometrics , including facial recognition .