{"id":"https://openalex.org/W2118195046","doi":null,"title":"Localization of Dynamic Acoustic Sources with a Maneuverable Array","display_name":"Localization of Dynamic Acoustic Sources with a Maneuverable Array","publication_year":2010,"publication_date":"2010-01-01","ids":{"openalex":"https://openalex.org/W2118195046","mag":"2118195046"},"language":"en","primary_location":{"id":"pmh:oai:dukespace.lib.duke.edu:10161/3044","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/10161/3044","pdf_url":null,"source":{"id":"https://openalex.org/S4306400687","display_name":"DukeSpace (Duke University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I170897317","host_organization_name":"Duke University","host_organization_lineage":["https://openalex.org/I170897317"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Dissertation"},"volume":null,"type":"dissertation","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5055363643","display_name":"Jeffrey S. Rogers","orcid":"https://orcid.org/0000-0002-8959-0697","observed_orcids":["https://orcid.org/0000-0002-8959-0697"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Jeffrey S. Rogers","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-8959-0697","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5055363643"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9980000257492065,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9980000257492065,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11698","display_name":"Underwater Acoustics Research","score":0.00039999998989515007,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.00039999998989515007,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/source-localization","display_name":"source localization","score":0.7080000042915344},{"id":"https://openalex.org/keywords/time-delay-estimation","display_name":"time delay estimation","score":0.8220000267028809},{"id":"https://openalex.org/keywords/multipath-robustness","display_name":"multipath robustness","score":0.7269999980926514},{"id":"https://openalex.org/keywords/generalized-cross-correlation","display_name":"generalized cross-correlation","score":0.8270000219345093},{"id":"https://openalex.org/keywords/towed-array","display_name":"towed array","score":0.6570000052452087},{"id":"https://openalex.org/keywords/shallow-water-acoustics","display_name":"shallow water acoustics","score":0.7870000004768372},{"id":"https://openalex.org/keywords/cramer-rao-lower-bound","display_name":"Cramer-Rao lower bound","score":0.859000027179718},{"id":"https://openalex.org/keywords/expectation-maximization-algorithm","display_name":"expectation-maximization algorithm","score":0.7829999923706055},{"id":"https://openalex.org/keywords/non-negative-least-squares","display_name":"non-negative least squares","score":0.996999979019165}],"concepts":[{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.4184415936470032},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3849015533924103},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.3403175473213196},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.29401957988739014},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2860661745071411}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:dukespace.lib.duke.edu:10161/3044","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/10161/3044","pdf_url":null,"source":{"id":"https://openalex.org/S4306400687","display_name":"DukeSpace (Duke University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I170897317","host_organization_name":"Duke University","host_organization_lineage":["https://openalex.org/I170897317"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Dissertation"},{"id":"mag:2118195046","doi":null,"is_oa":false,"landing_page_url":"https://dukespace.lib.duke.edu/dspace/bitstream/10161/3044/1/D_Rogers_Jeffrey_a_2010.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":78,"referenced_works":["https://openalex.org/W199189922","https://openalex.org/W641242542","https://openalex.org/W1533155545","https://openalex.org/W1540616813","https://openalex.org/W1540624961","https://openalex.org/W1563527684","https://openalex.org/W1578953027","https://openalex.org/W1594522967","https://openalex.org/W1646013439","https://openalex.org/W1808774550","https://openalex.org/W1948357167","https://openalex.org/W1958675555","https://openalex.org/W1965392255","https://openalex.org/W1968270112","https://openalex.org/W1968756604","https://openalex.org/W1980679585","https://openalex.org/W1988723078","https://openalex.org/W1989253069","https://openalex.org/W1991133427","https://openalex.org/W1996363685","https://openalex.org/W2007657616","https://openalex.org/W2013593757","https://openalex.org/W2015707446","https://openalex.org/W2023603021","https://openalex.org/W2024129957","https://openalex.org/W2024750756","https://openalex.org/W2046317813","https://openalex.org/W2048586959","https://openalex.org/W2049796769","https://openalex.org/W2053795024","https://openalex.org/W2055381273","https://openalex.org/W2057759878","https://openalex.org/W2060296259","https://openalex.org/W2066218102","https://openalex.org/W2067518534","https://openalex.org/W2092738703","https://openalex.org/W2094726387","https://openalex.org/W2095610598","https://openalex.org/W2101414012","https://openalex.org/W2109100930","https://openalex.org/W2109749443","https://openalex.org/W2110429782","https://openalex.org/W2111540686","https://openalex.org/W2113376886","https://openalex.org/W2113468383","https://openalex.org/W2116365951","https://openalex.org/W2117678320","https://openalex.org/W2122635992","https://openalex.org/W2124372084","https://openalex.org/W2127242348","https://openalex.org/W2127617367","https://openalex.org/W2128970593","https://openalex.org/W2129953168","https://openalex.org/W2130241932","https://openalex.org/W2131447869","https://openalex.org/W2133503769","https://openalex.org/W2135029798","https://openalex.org/W2135660969","https://openalex.org/W2135817141","https://openalex.org/W2136606783","https://openalex.org/W2138103367","https://openalex.org/W2138476503","https://openalex.org/W2141286804","https://openalex.org/W2142384583","https://openalex.org/W2144424618","https://openalex.org/W2147547466","https://openalex.org/W2152672364","https://openalex.org/W2153015831","https://openalex.org/W2155203358","https://openalex.org/W2163363378","https://openalex.org/W2163519699","https://openalex.org/W2165224392","https://openalex.org/W2168221202","https://openalex.org/W2169527550","https://openalex.org/W2172291194","https://openalex.org/W2899827602","https://openalex.org/W2996505060","https://openalex.org/W3158102650"],"related_works":["https://openalex.org/W1980679585","https://openalex.org/W2541120038","https://openalex.org/W2135776701","https://openalex.org/W2115760829","https://openalex.org/W2077462274","https://openalex.org/W6996591026","https://openalex.org/W174187144","https://openalex.org/W2088615909","https://openalex.org/W96132882","https://openalex.org/W2419517285"],"abstract_inverted_index":{"This":[0],"thesis":[1],"addresses":[2,189],"the":[3,60,79,99,105,176,184,190,220,236,265,298,318,326,341,376,389,397],"problem":[4,191],"of":[5,107,192,399],"source":[6,31,85,268],"localization":[7,32,74,86,115,269],"and":[8,23,44,75,112,172,224,246,303,350,401],"time-varying":[9,46,283],"spatial":[10,47,198],"spectrum":[11,48,199],"estimation":[12,49,92,200,295],"with":[13,33,50,64,204,286,409],"maneuverable":[14,206,411],"arrays.":[15],"Two":[16,279],"applications,":[17],"each":[18,65],"having":[19],"different":[20],"environmental":[21],"assumptions":[22],"array":[24,37,70,145,221,237,277,289,366],"geometries,":[25],"are":[26,216,225,290,372],"considered:":[27],"1)":[28,292],"passive":[29,83],"broadband":[30,84,167],"a":[34,39,51,108,163,205,241,287,305,410],"rigid":[35],"2-sensor":[36],"in":[38,118,128,131,135,183,201,267,396],"shallow":[40,119],"water,":[41,120],"multipath":[42,121,124,168,181],"environment":[43],"2)":[45,304],"large,":[52],"flexible":[53],"towed":[54,207,214],"array.":[55,209,412],"Although":[56],"both":[57,340,385],"applications":[58],"differ,":[59],"processing":[61,211],"scheme":[62],"associated":[63],"is":[66,87,147,170,222,238,261,314,336],"designed":[67,218,315],"to":[68,161,263,316,338,345,374,391,406],"exploit":[69],"maneuverability":[71,146],"for":[72,213,244,281,360],"improved":[73,252],"detection":[76,378,394],"performance.":[77],"In":[78,232],"first":[80],"application":[81,188],"considered,":[82],"accomplished":[88],"via":[89],"time":[90],"delay":[91],"(TDE).":[93],"Conventional":[94],"TDE":[95],"methods,":[96],"such":[97],"as":[98,240,249,251],"generalized":[100],"cross-correlation":[101,159],"(GCC)":[102],"method,":[103],"make":[104],"assumption":[106],"direct-path":[109],"signal":[110],"model":[111],"thus":[113,226],"suffer":[114],"performance":[116,379,395],"loss":[117],"environments.":[122],"Correlated":[123],"returns":[125,182],"can":[126,271],"result":[127],"spurious":[129],"peaks":[130],"GCC":[132],"outputs":[133,160],"resulting":[134],"large":[136],"bearing":[137],"estimate":[138],"errors.":[139],"A":[140,166,333],"new":[141],"algorithm":[142,302,328],"that":[143,175,384],"exploits":[144],"presented":[148,171,373],"here.":[149],"The":[150,186,256,311],"multiple":[151],"orientation":[152],"geometric":[153],"averaging":[154],"(MOGA)":[155],"technique":[156],"geometrically":[157],"averages":[158],"obtain":[162],"multipath-robust":[164],"TDE.":[165,185],"simulation":[169,335],"results":[173],"indicate":[174,383],"MOGA":[177],"effectively":[178],"suppresses":[179],"correlated":[180],"second":[187],"field":[193,284,319],"directionality":[194,285,320],"mapping":[195],"(FDM)":[196],"or":[197],"dynamic":[202],"environments":[203],"acoustic":[208],"Array":[210],"algorithms":[212,387],"arrays":[215],"typically":[217],"assuming":[219],"straight,":[223],"degraded":[227],"during":[228,365],"tow":[229],"ship":[230],"maneuvers.":[231,367],"this":[233],"thesis,":[234],"maneuvering":[235,288],"treated":[239],"feature":[242],"allowing":[243],"left":[245],"right":[247],"disambiguation":[248],"well":[250],"resolution":[253],"towards":[254],"endfire.":[255],"Cramer":[257],"Rao":[258],"lower":[259],"bound":[260],"used":[262,337],"motivate":[264],"improvement":[266],"which":[270,357],"be":[272],"theoretically":[273],"achieved":[274],"by":[275],"exploiting":[276],"maneuverability.":[278],"methods":[280],"estimating":[282],"presented:":[291],"maximum":[293],"likelihood":[294],"solved":[296],"using":[297],"expectation":[299],"maximization":[300],"(EM)":[301],"non-negative":[306],"least":[307],"squares":[308],"(NNLS)":[309],"approach.":[310],"NNLS":[312],"method":[313],"compute":[317],"from":[321],"beamformed":[322],"power":[323],"outputs,":[324],"while":[325],"ML":[327],"uses":[329],"raw":[330],"sensor":[331],"data.":[332],"multi-source":[334],"illustrate":[339],"proposed":[342],"algorithms'":[343,377],"ability":[344],"suppress":[346],"ambiguous":[347],"towed-array":[348],"backlobes":[349,403],"resolve":[351],"closely":[352],"spaced":[353],"interferers":[354],"near":[355],"endfire":[356],"pose":[358],"challenges":[359],"conventional":[361,407],"beamforming":[362,408],"approaches":[363],"especially":[364],"Receiver":[368],"operating":[369],"characteristics":[370],"(ROCs)":[371],"evaluate":[375],"versus":[380],"SNR.":[381],"Results":[382],"FDM":[386],"offer":[388],"potential":[390],"provide":[392],"superior":[393],"presence":[398],"noise":[400],"interfering":[402],"when":[404],"compared":[405]},"counts_by_year":[],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
