{"id":"https://openalex.org/W7131153441","doi":"https://doi.org/10.1109/access.2026.3667093","title":"DuoCounter: An Approach for Counting Fish Using Tracking","display_name":"DuoCounter: An Approach for Counting Fish Using Tracking","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7131153441","doi":"https://doi.org/10.1109/access.2026.3667093"},"language":null,"primary_location":{"id":"doi:10.1109/access.2026.3667093","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2026.3667093","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/access.2026.3667093","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5067638325","display_name":"Junior Silva Souza","orcid":null},"institutions":[{"id":"https://openalex.org/I122558511","display_name":"Universidade Federal de Mato Grosso do Sul","ror":"https://ror.org/0366d2847","country_code":"BR","type":"education","lineage":["https://openalex.org/I122558511"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Junior Silva Souza","raw_affiliation_strings":["Federal University of Mato Grosso do Sul (UFMS), Campo Grande, Mato Grosso do Sul, Brazil"],"raw_orcid":"https://orcid.org/0000-0001-8860-173X","affiliations":[{"raw_affiliation_string":"Federal University of Mato Grosso do Sul (UFMS), Campo Grande, Mato Grosso do Sul, Brazil","institution_ids":["https://openalex.org/I122558511"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072012547","display_name":"Eduardo Bedin","orcid":"https://orcid.org/0000-0002-4381-611X"},"institutions":[{"id":"https://openalex.org/I44839336","display_name":"Universidade Cat\u00f3lica Dom Bosco","ror":"https://ror.org/02q070r42","country_code":"BR","type":"education","lineage":["https://openalex.org/I44839336"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Eduardo Bedin","raw_affiliation_strings":["Dom Bosco Catholic University (UCDB), Campo Grande, Mato Grosso do Sul, Brazil"],"raw_orcid":"https://orcid.org/0000-0002-4381-611X","affiliations":[{"raw_affiliation_string":"Dom Bosco Catholic University (UCDB), Campo Grande, Mato Grosso do Sul, Brazil","institution_ids":["https://openalex.org/I44839336"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5117135871","display_name":"Vin\u00edcius de Ara\u00fajo Maeda","orcid":null},"institutions":[{"id":"https://openalex.org/I44839336","display_name":"Universidade Cat\u00f3lica Dom Bosco","ror":"https://ror.org/02q070r42","country_code":"BR","type":"education","lineage":["https://openalex.org/I44839336"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Vin\u00edcius de Ara\u00fajo Maeda","raw_affiliation_strings":["Dom Bosco Catholic University (UCDB), Campo Grande, Mato Grosso do Sul, Brazil"],"raw_orcid":"https://orcid.org/0009-0000-7953-8732","affiliations":[{"raw_affiliation_string":"Dom Bosco Catholic University (UCDB), Campo Grande, Mato Grosso do Sul, Brazil","institution_ids":["https://openalex.org/I44839336"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034745689","display_name":"Hemerson Pistori","orcid":"https://orcid.org/0000-0001-8181-760X"},"institutions":[{"id":"https://openalex.org/I44839336","display_name":"Universidade Cat\u00f3lica Dom Bosco","ror":"https://ror.org/02q070r42","country_code":"BR","type":"education","lineage":["https://openalex.org/I44839336"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Hemerson Pistori","raw_affiliation_strings":["Dom Bosco Catholic University (UCDB), Campo Grande, Mato Grosso do Sul, Brazil"],"raw_orcid":"https://orcid.org/0000-0001-8181-760X","affiliations":[{"raw_affiliation_string":"Dom Bosco Catholic University (UCDB), Campo Grande, Mato Grosso do Sul, Brazil","institution_ids":["https://openalex.org/I44839336"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5091126039","display_name":"Edson Takashi Matsubara","orcid":"https://orcid.org/0000-0002-4471-0886"},"institutions":[{"id":"https://openalex.org/I122558511","display_name":"Universidade Federal de Mato Grosso do Sul","ror":"https://ror.org/0366d2847","country_code":"BR","type":"education","lineage":["https://openalex.org/I122558511"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Edson Takashi Matsubara","raw_affiliation_strings":["Federal University of Mato Grosso do Sul (UFMS), Campo Grande, Mato Grosso do Sul, Brazil"],"raw_orcid":"https://orcid.org/0000-0002-4471-0886","affiliations":[{"raw_affiliation_string":"Federal University of Mato Grosso do Sul (UFMS), Campo Grande, Mato Grosso do Sul, Brazil","institution_ids":["https://openalex.org/I122558511"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.17538019,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"14","issue":null,"first_page":"30152","last_page":"30163"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12697","display_name":"Water Quality Monitoring Technologies","score":0.7350999712944031,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"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/T12697","display_name":"Water Quality Monitoring Technologies","score":0.7350999712944031,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"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/T10659","display_name":"Marine animal studies overview","score":0.03999999910593033,"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/T10230","display_name":"Marine and fisheries research","score":0.023800000548362732,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/tracking","display_name":"Tracking (education)","score":0.617900013923645},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.5860000252723694},{"id":"https://openalex.org/keywords/precision-and-recall","display_name":"Precision and recall","score":0.579200029373169},{"id":"https://openalex.org/keywords/identity","display_name":"Identity (music)","score":0.5148000121116638},{"id":"https://openalex.org/keywords/fish-actinopterygii","display_name":"Fish <Actinopterygii>","score":0.4700999855995178},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.40220001339912415}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8274999856948853},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6312000155448914},{"id":"https://openalex.org/C2775936607","wikidata":"https://www.wikidata.org/wiki/Q466845","display_name":"Tracking (education)","level":2,"score":0.617900013923645},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.5860000252723694},{"id":"https://openalex.org/C81669768","wikidata":"https://www.wikidata.org/wiki/Q2359161","display_name":"Precision and recall","level":2,"score":0.579200029373169},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5634999871253967},{"id":"https://openalex.org/C2778355321","wikidata":"https://www.wikidata.org/wiki/Q17079427","display_name":"Identity (music)","level":2,"score":0.5148000121116638},{"id":"https://openalex.org/C2909208804","wikidata":"https://www.wikidata.org/wiki/Q127282","display_name":"Fish <Actinopterygii>","level":2,"score":0.4700999855995178},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.40220001339912415},{"id":"https://openalex.org/C2781104640","wikidata":"https://www.wikidata.org/wiki/Q11827313","display_name":"Counting process","level":2,"score":0.39500001072883606},{"id":"https://openalex.org/C16345878","wikidata":"https://www.wikidata.org/wiki/Q107472979","display_name":"Orientation (vector space)","level":2,"score":0.33379998803138733},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.2874000072479248},{"id":"https://openalex.org/C154586513","wikidata":"https://www.wikidata.org/wiki/Q4420972","display_name":"Tracking system","level":3,"score":0.2531999945640564}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/access.2026.3667093","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2026.3667093","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1109/access.2026.3667093","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2026.3667093","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321091","display_name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior","ror":"https://ror.org/00x0ma614"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W3005539868","https://openalex.org/W3008202277","https://openalex.org/W3093416133","https://openalex.org/W3123514128","https://openalex.org/W3124211960","https://openalex.org/W3199496330","https://openalex.org/W4205661050","https://openalex.org/W4224125250","https://openalex.org/W4289655643","https://openalex.org/W4292821594","https://openalex.org/W4312277483","https://openalex.org/W4367323321","https://openalex.org/W4379196851","https://openalex.org/W4385555853","https://openalex.org/W4386208137","https://openalex.org/W4389307434","https://openalex.org/W4392026435","https://openalex.org/W4393106022","https://openalex.org/W4393315648","https://openalex.org/W4399429658","https://openalex.org/W4399993978","https://openalex.org/W4400038615","https://openalex.org/W4400054210","https://openalex.org/W4400066082","https://openalex.org/W4400527701","https://openalex.org/W4402999409","https://openalex.org/W4403447462"],"related_works":[],"abstract_inverted_index":{"Counting":[0],"fingerlings":[1],"remains":[2],"a":[3,47,87,101,138],"major":[4],"challenge":[5],"for":[6],"fish":[7,59],"farmers,":[8],"as":[9,145,147],"it":[10],"demands":[11],"both":[12],"accuracy":[13,98],"and":[14,19,31,70,75,106,115,149,154,173],"efficiency":[15],"to":[16,78,95,117],"minimize":[17],"errors":[18],"production":[20],"costs.":[21],"Automating":[22],"this":[23],"process":[24],"through":[25,67],"computer":[26],"vision":[27],"enables":[28],"continuous":[29],"monitoring":[30],"prevents":[32],"duplicate":[33],"counts":[34,143],"by":[35],"tracking":[36,172],"individual":[37],"fish.":[38],"However,":[39],"existing":[40],"automated":[41],"approaches":[42],"that":[43,90,164,176],"rely":[44],"on":[45,128],"delimiting":[46],"specific":[48],"counting":[49,97,174,179],"zone":[50,69],"often":[51],"suffer":[52],"from":[53],"identity":[54,119,168],"switches.":[55],"In":[56],"many":[57],"cases,":[58],"are":[60,113],"either":[61],"missed":[62],"or":[63],"lost":[64],"when":[65,121],"passing":[66],"the":[68,158],"later":[71],"re-identified":[72],"after":[73],"exiting":[74],"re-entering,":[76],"leading":[77],"inaccuracies.":[79],"To":[80],"address":[81],"these":[82],"limitations,":[83],"we":[84],"propose":[85],"DuoCounter,":[86],"tracking-based":[88],"approach":[89],"integrates":[91],"two":[92],"reference":[93],"lines":[94],"improve":[96],"while":[99,180],"maintaining":[100],"list":[102],"of":[103,152],"tracked":[104],"objects":[105],"their":[107],"corresponding":[108],"keypoint-based":[109],"features.":[110],"These":[111],"features":[112],"extracted":[114],"compared":[116],"resolve":[118],"switches":[120],"they":[122],"occur.":[123],"The":[124,161],"method":[125],"was":[126],"evaluated":[127],"real-world":[129],"aquaculture":[130],"videos":[131],"with":[132,141],"manually":[133],"annotated":[134],"ground":[135],"truth,":[136],"achieving":[137],"strong":[139],"correlation":[140],"manual":[142,178],"(0.97),":[144],"well":[146],"recall":[148],"precision":[150],"scores":[151],"0.91":[153],"0.83,":[155],"respectively,":[156],"using":[157],"YOLOv12":[159],"detector.":[160],"results":[162],"demonstrate":[163],"DuoCounter":[165],"effectively":[166],"reduces":[167],"switches,":[169],"providing":[170],"robust":[171],"performance":[175],"matches":[177],"outperforming":[181],"state-of-the-art":[182],"methods":[183]},"counts_by_year":[],"updated_date":"2026-07-05T07:55:05.734416","created_date":"2026-02-24T00:00:00"}