{"id":{"repo_id":"mit","oai_identifier":"oai:dspace.mit.edu:1721.1/44216"},"canonical_url":"https://search.dev.ndltd.org/etd/mit/oai:dspace.mit.edu:1721.1/44216","repository":{"repo_id":"mit","name":"MIT","base_url":"https://dspace.mit.edu/oai/request"},"display":{"title":"Acoustic vector-sensor array performance","abstract":"Classical hydrophones measure pressure only, but acoustic vector-sensors also measure particle velocity. Velocity measurements can increase array gain and resolve ambiguities, but make vector-sensor arrays more difficult to analyze. This thesis derives a new set of useful performance measures for acoustic vector-sensor arrays. It characterizes the vector-sensor array beampattern with and without modeling errors, or \"mism;atch.\" It also develops a hybrid Cramer-Rao bound for direction-of-arrival estimation under mismatch. 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