precision vs recall. if it correctly finds anyone on the watch list, but they comprise only 19% of the results returned, and the police force knows it, that st

precision vs recall. if it correctly finds anyone on the watch list, but they comprise only 19% of the results returned, and the police force knows it, that strikes me as a great screening tool. just need some people to sift through it. i doubt it finds the folks on the watch list that reliably though.