What false positive rate are you willing to accept?
Your comment is a non sequitur. What false positive rate for the justice system are you willing to accept?
I'll make it a yes or no answer to help you, and we'll narrow it down from there. For example, are you willing to accept a 50% false positive rate? Yes or no? Ex: For every two people deported, one of them would be deported erroneously.
How do you re-enter the country?