{"id":"https://openalex.org/W2055430947","doi":"https://doi.org/10.1121/1.3519404","title":"Separating overlapping click trains originating from multiple individuals in echolocation recordings","display_name":"Separating overlapping click trains originating from multiple individuals in echolocation recordings","publication_year":2011,"publication_date":"2011-01-01","ids":{"openalex":"https://openalex.org/W2055430947","doi":"https://doi.org/10.1121/1.3519404","mag":"2055430947","pmid":"https://pubmed.ncbi.nlm.nih.gov/21303025"},"language":"en","primary_location":{"id":"doi:10.1121/1.3519404","doi":"https://doi.org/10.1121/1.3519404","is_oa":false,"landing_page_url":"https://doi.org/10.1121/1.3519404","pdf_url":null,"source":{"id":"https://openalex.org/S11296630","display_name":"The Journal of the Acoustical Society of America","issn_l":"0001-4966","issn":["0001-4966","1520-8524","1520-9024"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","ccf-b","cwts-core","dongbi-b","erih-plus","jufo-3","ki-jl-1","medline","norway-2","poland-100","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320226","host_organization_name":"Acoustical Society of America","host_organization_lineage":["https://openalex.org/P4310320226"],"host_organization_lineage_names":["Acoustical Society of America"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Journal of the Acoustical Society of America","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","pubmed"],"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/A5034849121","display_name":"Josefin Starkhammar","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I187531555","display_name":"Lund University","ror":"https://ror.org/012a77v79","country_code":"SE","type":"education","lineage":["https://openalex.org/I187531555"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Josefin Starkhammar","raw_affiliation_strings":["Lund University Electrical Measurements, , Box 118, SE-221 00 Lund, Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Lund University Electrical Measurements, , Box 118, SE-221 00 Lund, Sweden","institution_ids":["https://openalex.org/I187531555"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Johan Nilsson","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I187531555","display_name":"Lund University","ror":"https://ror.org/012a77v79","country_code":"SE","type":"education","lineage":["https://openalex.org/I187531555"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Johan Nilsson","raw_affiliation_strings":["Lund University Electrical Measurements, , Box 118, SE-221 00 Lund, Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Lund University Electrical Measurements, , Box 118, SE-221 00 Lund, Sweden","institution_ids":["https://openalex.org/I187531555"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071401926","display_name":"Mats Amundin","orcid":"https://orcid.org/0000-0002-6741-3729","observed_orcids":["https://orcid.org/0000-0002-6741-3729"]},"institutions":[{"id":"https://openalex.org/I102134673","display_name":"Link\u00f6ping University","ror":"https://ror.org/05ynxx418","country_code":"SE","type":"education","lineage":["https://openalex.org/I102134673"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Mats Amundin","raw_affiliation_strings":["Institute of Physics, Chemistry and Biology Biology Department, , SE-581 83, Link\u00f6ping University, Link\u00f6ping, Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Physics, Chemistry and Biology Biology Department, , SE-581 83, Link\u00f6ping University, Link\u00f6ping, Sweden","institution_ids":["https://openalex.org/I102134673"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036567081","display_name":"Stan A. Kuczaj","orcid":"https://orcid.org/0000-0002-4651-1610","observed_orcids":["https://orcid.org/0000-0002-4651-1610"]},"institutions":[{"id":"https://openalex.org/I44854399","display_name":"University of Southern Mississippi","ror":"https://ror.org/0270vfa57","country_code":"US","type":"education","lineage":["https://openalex.org/I4210141039","https://openalex.org/I44854399"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Stan A. Kuczaj","raw_affiliation_strings":["University of Southern Mississippi Department of Psychology, , Box 5025, Hattiesburg, Mississippi 39406-5025"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Southern Mississippi Department of Psychology, , Box 5025, Hattiesburg, Mississippi 39406-5025","institution_ids":["https://openalex.org/I44854399"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110259792","display_name":"Monica Almqvist","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I187531555","display_name":"Lund University","ror":"https://ror.org/012a77v79","country_code":"SE","type":"education","lineage":["https://openalex.org/I187531555"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Monica Almqvist","raw_affiliation_strings":["Lund University Electrical Measurements, , Box 118, SE-221 00 Lund, Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Lund University Electrical Measurements, , Box 118, SE-221 00 Lund, Sweden","institution_ids":["https://openalex.org/I187531555"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5111700980","display_name":"Hans W. Persson","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I187531555","display_name":"Lund University","ror":"https://ror.org/012a77v79","country_code":"SE","type":"education","lineage":["https://openalex.org/I187531555"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Hans W. Persson","raw_affiliation_strings":["Lund University Electrical Measurements, , Box 118, SE-221 00 Lund, Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Lund University Electrical Measurements, , Box 118, SE-221 00 Lund, Sweden","institution_ids":["https://openalex.org/I187531555"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.8452,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.73591654,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":96},"biblio":{"volume":"129","issue":"1","first_page":"458","last_page":"466"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10659","display_name":"Marine animal studies overview","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10659","display_name":"Marine animal studies overview","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11698","display_name":"Underwater Acoustics Research","score":0.0003000000142492354,"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/T11665","display_name":"Animal Vocal Communication and Behavior","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/1309","display_name":"Developmental Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/dolphin-echolocation","display_name":"dolphin echolocation","score":0.902999997138977},{"id":"https://openalex.org/keywords/click-trains","display_name":"click trains","score":0.7229999899864197},{"id":"https://openalex.org/keywords/bottlenose-dolphin","display_name":"Tursiops truncatus","score":0.7639999985694885},{"id":"https://openalex.org/keywords/inter-click-interval","display_name":"inter-click interval","score":0.593999981880188},{"id":"https://openalex.org/keywords/centroid-frequency","display_name":"centroid frequency","score":0.8529999852180481}],"concepts":[{"id":"https://openalex.org/C167954536","wikidata":"https://www.wikidata.org/wiki/Q1920844","display_name":"Human echolocation","level":2,"score":0.9248377084732056},{"id":"https://openalex.org/C190839683","wikidata":"https://www.wikidata.org/wiki/Q2448197","display_name":"Train","level":2,"score":0.6497140526771545},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.5929287672042847},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5480504035949707},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.3884000778198242},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.13399603962898254},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.08604151010513306},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.0737246572971344}],"mesh":[{"descriptor_ui":"D000162","descriptor_name":"Acoustics","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000818","descriptor_name":"Animals","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003198","descriptor_name":"Computer Simulation","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004455","descriptor_name":"Echolocation","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D009716","descriptor_name":"Numerical Analysis, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D013018","descriptor_name":"Sound Spectrography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013550","descriptor_name":"Swimming","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013997","descriptor_name":"Time Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014159","descriptor_name":"Transducers","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014828","descriptor_name":"Vocalization, Animal","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D050681","descriptor_name":"Bottle-Nosed Dolphin","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true}],"locations_count":3,"locations":[{"id":"doi:10.1121/1.3519404","doi":"https://doi.org/10.1121/1.3519404","is_oa":false,"landing_page_url":"https://doi.org/10.1121/1.3519404","pdf_url":null,"source":{"id":"https://openalex.org/S11296630","display_name":"The Journal of the Acoustical Society of America","issn_l":"0001-4966","issn":["0001-4966","1520-8524","1520-9024"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","ccf-b","cwts-core","dongbi-b","erih-plus","jufo-3","ki-jl-1","medline","norway-2","poland-100","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320226","host_organization_name":"Acoustical Society of America","host_organization_lineage":["https://openalex.org/P4310320226"],"host_organization_lineage_names":["Acoustical Society of America"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Journal of the Acoustical Society of America","raw_type":"journal-article"},{"id":"pmid:21303025","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/21303025","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Journal of the Acoustical Society of America","raw_type":"Journal Article"},{"id":"pmh:oai:lup.lub.lu.se:cc510c13-92dd-48d4-b1d3-cf85b8f411e2","doi":null,"is_oa":false,"landing_page_url":"https://lup.lub.lu.se/record/1832149","pdf_url":null,"source":{"id":"https://openalex.org/S4306400536","display_name":"Lund University Publications (Lund University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I187531555","host_organization_name":"Lund University","host_organization_lineage":["https://openalex.org/I187531555"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ISSN: 1520-8524","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320006","display_name":"Royal Society","ror":"https://ror.org/03wnrjx87"},{"id":"https://openalex.org/F4320322581","display_name":"Vetenskapsr\u00e5det","ror":"https://ror.org/03zttf063"},{"id":"https://openalex.org/F4320323415","display_name":"Kungliga Fysiografiska S\u00e4llskapet i Lund","ror":"https://ror.org/05rnj0j91"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":22,"referenced_works":["https://openalex.org/W400482302","https://openalex.org/W1963905280","https://openalex.org/W1964202613","https://openalex.org/W1968451508","https://openalex.org/W1977717464","https://openalex.org/W1977971544","https://openalex.org/W1983069883","https://openalex.org/W2002430978","https://openalex.org/W2011940684","https://openalex.org/W2020556197","https://openalex.org/W2035503770","https://openalex.org/W2041978161","https://openalex.org/W2052242844","https://openalex.org/W2079232336","https://openalex.org/W2112251775","https://openalex.org/W2116482884","https://openalex.org/W2152694674","https://openalex.org/W2159004050","https://openalex.org/W2165601084","https://openalex.org/W2257119316","https://openalex.org/W4388269571","https://openalex.org/W4393283663"],"related_works":["https://openalex.org/W3187252090","https://openalex.org/W4301155853","https://openalex.org/W2022473540","https://openalex.org/W4416725589","https://openalex.org/W1967954451","https://openalex.org/W4244375917","https://openalex.org/W2060173416","https://openalex.org/W2554632450","https://openalex.org/W2936729362","https://openalex.org/W2002430978"],"abstract_inverted_index":{"Recordings":[0],"of":[1,5,8,14,27,36,89,93,120,159,169,186],"the":[2,12,24,33,90,106,121,134,171,179,183],"acoustic":[3,173],"activity":[4],"free-swimming":[6,69],"groups":[7],"echolocating":[9],"dolphins":[10,176],"increase":[11],"likelihood":[13],"collecting":[15],"overlapping":[16,63],"click":[17,34,64,103],"trains,":[18],"originating":[19,66],"from":[20,51,67],"multiple":[21,68],"individuals,":[22],"in":[23,188],"same":[25,180],"set":[26],"data.":[28],"In":[29],"order":[30],"to":[31,46,61,156],"evaluate":[32],"properties":[35],"each":[37],"individual":[38,77,102],"based":[39,85,142],"on":[40,79,86,143],"such":[41],"recordings":[42],"it":[43],"is":[44,84,123,154],"necessary":[45],"identify":[47],"which":[48,52],"clicks":[49,97,110],"originate":[50],"animal.":[53],"This":[54,82],"paper":[55],"suggests":[56],"a":[57,114,157],"computationally":[58],"efficient":[59],"strategy":[60],"separate":[62],"trains":[65,104],"bottlenose":[70],"dolphins,":[71],"enabling":[72],"echolocation":[73,167],"analysis":[74],"at":[75],"an":[76],"level":[78],"several":[80],"animals.":[81],"technique":[83],"sequential":[87],"matching":[88],"frequency":[91],"spectra":[92],"successive":[94],"clicks.":[95],"The":[96,118,151],"are":[98,111],"grouped":[99],"together":[100],"as":[101],"if":[105],"correlation":[107],"coefficients":[108],"between":[109],"higher":[112],"than":[113],"pre-set":[115],"threshold":[116],"level.":[117],"robustness":[119],"algorithm":[122],"tested":[124],"by":[125],"adding":[126],"artificially":[127],"generated":[128],"white":[129],"Gaussian":[130],"noise":[131],"and":[132,148,161,182],"comparing":[133],"results":[135],"with":[136],"other":[137],"comparable":[138],"commonly":[139],"used":[140],"methods":[141],"inter-click":[144],"intervals,":[145],"centroid":[146],"frequencies,":[147],"amplitude":[149],"levels.":[150],"described":[152],"method":[153],"applicable":[155],"variety":[158],"experimental":[160],"observational":[162],"contexts,":[163],"e.g.,":[164],"those":[165],"regarding":[166],"development":[168],"calves,":[170],"hypothesized":[172],"\"etiquette\"":[174],"among":[175],"when":[177],"investigating":[178],"object,":[181],"possible":[184],"occurrence":[185],"eavesdropping":[187],"large":[189],"dolphin":[190],"pods.":[191]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":2},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}