# Surveillance detection { "id": "S2007009341", "title": "Surveillance detection", "url": "/topics/S2007009341", "kind": "topic-directory", "aeo_cohort": "topic-directory", "provider": "lcsh", "revision": "804f51e9c7bfaf65", "catalogue_revision": "f050b5d4780b1289", "numeric_address": "14449808484553859616", "address_version": "morton4x16-v1", "coordinates": [ 0, 478, 33312, 62464 ], "answer_status": "Directory metadata; local answer requires separate source review", "truth_status": "Subject descriptor, not a factual answer or a demonstrated knowledge gap" } Here are entered works on the observation of people, places, vehicles, and locations for the purpose of determining whether or not surveillance is being conducted against a potential target. Directory metadata is not a factual answer or evidence of a global knowledge gap. Source: https://id.loc.gov/authorities/subjects/sh2007009341 No owner-reviewed local answer yet.