{"id":"S2001002976","label":"Active noise and vibration control","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2001002976","normalized_label":"active noise and vibration control","broader":["http://id.loc.gov/authorities/subjects/sh85042091"],"aliases":["ANVC (Active noise and vibration control)","Active noise and vibration cancellation","Active noise control","Active vibration control"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2001002976","provider":"lcsh","revision":"9cd34382500c4a35","taxonomy_revision":"f050b5d4780b1289","title":"Active noise and vibration control","url":"/topics/S2001002976","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9224498239053637190","address_version":"morton4x16-v1","coordinates":[0,477,4999,32768],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}