> 2,470 potential matches were identified. [...]
> 2,297 - 92% - were found to be "false positives".
... so we have 173 true positives, but 450 people were arrested.
I guess the 277 wrongfully arrested ones may have an opinion different from yours.
> 2,297 - 92% - were found to be "false positives".
... so we have 173 true positives, but 450 people were arrested.
I guess the 277 wrongfully arrested ones may have an opinion different from yours.
Since article does not do any attempt to answer these discrepancies, there is high chance the devil is in the details of definitions of those numbers.
The 92% and related figures were for one specific occasion.
The 450 was total arrests since the technology was introduced.
The article specifically reports the police saying no-one has been arrested as a result of an incorrect match.