Uni researchers claim it could help detectives with questioning gangs and terrorist cells.
Arrests After Knifepoint Robberies
Two knifepoint robberies in Portsmouth are being investigated.
A 15-year-old boy was threatened and told to hand over his phone in Magdalen Road on Monday night, but he refused.
A 14-year-old then had his iPhone stolen in Madeira Road.
Two 16-year-old boys have been arrested.
31-year-old Gareth Mills from Shaftesbury admitted December's attack in Ringwood Road in Alderholt.
The 18-year-old woman couldn't remember what happened in Damerham High Street - near Fordingbridge.
The two cases happened in the early hours Cambridge Road and Burnaby Road.
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