{"id":"https://openalex.org/W2079409702","doi":"https://doi.org/10.1117/12.2043025","title":"Automatic seed selection for segmentation of liver cirrhosis in laparoscopic sequences","display_name":"Automatic seed selection for segmentation of liver cirrhosis in laparoscopic sequences","publication_year":2014,"publication_date":"2014-03-24","ids":{"openalex":"https://openalex.org/W2079409702","doi":"https://doi.org/10.1117/12.2043025","mag":"2079409702"},"language":"en","primary_location":{"id":"doi:10.1117/12.2043025","is_oa":false,"landing_page_url":"https://doi.org/10.1117/12.2043025","pdf_url":null,"source":{"id":"https://openalex.org/S183492911","display_name":"Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE","issn_l":"0277-786X","issn":["0277-786X","1996-756X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310315543","host_organization_name":"SPIE","host_organization_lineage":["https://openalex.org/P4310315543"],"host_organization_lineage_names":["SPIE"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SPIE Proceedings","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"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/A5075886464","display_name":"Rahul Sinha","orcid":null},"institutions":[{"id":"https://openalex.org/I884043246","display_name":"Hamburg University of Technology","ror":"https://ror.org/04bs1pb34","country_code":"DE","type":"education","lineage":["https://openalex.org/I884043246"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Rahul Sinha","raw_affiliation_strings":["Technische Univ. Hamburg-Harburg (Germany)"],"affiliations":[{"raw_affiliation_string":"Technische Univ. Hamburg-Harburg (Germany)","institution_ids":["https://openalex.org/I884043246"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5028508079","display_name":"Jan Marek Marcinczak","orcid":"https://orcid.org/0000-0001-5706-7634"},"institutions":[{"id":"https://openalex.org/I884043246","display_name":"Hamburg University of Technology","ror":"https://ror.org/04bs1pb34","country_code":"DE","type":"education","lineage":["https://openalex.org/I884043246"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Jan Marek Marcinczak","raw_affiliation_strings":["Technische Univ. Hamburg-Harburg (Germany)"],"affiliations":[{"raw_affiliation_string":"Technische Univ. Hamburg-Harburg (Germany)","institution_ids":["https://openalex.org/I884043246"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5027129056","display_name":"Rolf\u2010Rainer Grigat","orcid":"https://orcid.org/0000-0002-2450-5877"},"institutions":[{"id":"https://openalex.org/I884043246","display_name":"Hamburg University of Technology","ror":"https://ror.org/04bs1pb34","country_code":"DE","type":"education","lineage":["https://openalex.org/I884043246"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Rolf-Rainer Grigat","raw_affiliation_strings":["Technische Univ. Hamburg-Harburg (Germany)"],"affiliations":[{"raw_affiliation_string":"Technische Univ. Hamburg-Harburg (Germany)","institution_ids":["https://openalex.org/I884043246"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5075886464"],"corresponding_institution_ids":["https://openalex.org/I884043246"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.13175041,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"9035","issue":null,"first_page":"90353L","last_page":"90353L"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10351","display_name":"Liver Disease Diagnosis and Treatment","score":0.9936000108718872,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10351","display_name":"Liver Disease Diagnosis and Treatment","score":0.9936000108718872,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10052","display_name":"Medical Image Segmentation Techniques","score":0.9781000018119812,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T10340","display_name":"Hepatitis B Virus Studies","score":0.9735999703407288,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6935887336730957},{"id":"https://openalex.org/keywords/feature-selection","display_name":"Feature selection","score":0.5884517431259155},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5855904817581177},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5731061697006226},{"id":"https://openalex.org/keywords/image-segmentation","display_name":"Image segmentation","score":0.5618152022361755},{"id":"https://openalex.org/keywords/segmentation","display_name":"Segmentation","score":0.5615813732147217},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.4483107030391693},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3446790874004364}],"concepts":[{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6935887336730957},{"id":"https://openalex.org/C148483581","wikidata":"https://www.wikidata.org/wiki/Q446488","display_name":"Feature selection","level":2,"score":0.5884517431259155},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5855904817581177},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5731061697006226},{"id":"https://openalex.org/C124504099","wikidata":"https://www.wikidata.org/wiki/Q56933","display_name":"Image segmentation","level":3,"score":0.5618152022361755},{"id":"https://openalex.org/C89600930","wikidata":"https://www.wikidata.org/wiki/Q1423946","display_name":"Segmentation","level":2,"score":0.5615813732147217},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.4483107030391693},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3446790874004364}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1117/12.2043025","is_oa":false,"landing_page_url":"https://doi.org/10.1117/12.2043025","pdf_url":null,"source":{"id":"https://openalex.org/S183492911","display_name":"Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE","issn_l":"0277-786X","issn":["0277-786X","1996-756X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310315543","host_organization_name":"SPIE","host_organization_lineage":["https://openalex.org/P4310315543"],"host_organization_lineage_names":["SPIE"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SPIE Proceedings","raw_type":"proceedings-article"},{"id":"pmh:oai:tore.tuhh.de:11420/9938","is_oa":false,"landing_page_url":"http://hdl.handle.net/11420/9938","pdf_url":null,"source":{"id":"https://openalex.org/S4306401751","display_name":"tub.dok (Hamburg University of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I884043246","host_organization_name":"Hamburg University of Technology","host_organization_lineage":["https://openalex.org/I884043246"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference Paper"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W2066941820","https://openalex.org/W2083289623","https://openalex.org/W2143516773","https://openalex.org/W2151103935","https://openalex.org/W4212863985","https://openalex.org/W4251147723","https://openalex.org/W6629510986","https://openalex.org/W6997266731","https://openalex.org/W7065511291"],"related_works":["https://openalex.org/W2601157893","https://openalex.org/W2373006798","https://openalex.org/W2131735617","https://openalex.org/W1522196789","https://openalex.org/W2056912418","https://openalex.org/W2123759770","https://openalex.org/W2033213769","https://openalex.org/W4312376745","https://openalex.org/W2136016640","https://openalex.org/W2049538278"],"abstract_inverted_index":{"For":[0,164],"computer":[1],"aided":[2],"diagnosis":[3],"based":[4,72],"on":[5,73,114],"laparoscopic":[6,53,91,125],"sequences,":[7],"image":[8,26],"segmentation":[9,27,48],"is":[10,33,71,112,201],"one":[11],"of":[12,20,49,61,93,127,138,156,168,182],"the":[13,18,38,86,94],"basic":[14],"steps":[15],"which":[16,32,55,200],"define":[17],"success":[19],"all":[21],"further":[22],"processing.":[23],"However,":[24],"many":[25],"algorithms":[28],"require":[29],"prior":[30],"knowledge":[31],"given":[34],"by":[35],"interaction":[36],"with":[37,82,148,153,177],"clinician.":[39],"We":[40],"propose":[41],"an":[42],"automatic":[43],"seed":[44],"selection":[45],"algorithm":[46],"for":[47,105],"liver":[50,64,117,159,169,184],"cirrhosis":[51],"in":[52,90,140,197,203],"sequences":[54,92,126],"assigns":[56],"each":[57],"pixel":[58],"a":[59,74,96,131,136,141],"probability":[60,150,181],"being":[62,157,183],"cirrhotic":[63,116,158],"tissue":[65,160],"or":[66],"background":[67,119],"tissue.":[68],"Our":[69],"approach":[70],"trained":[75],"classifier":[76,133],"using":[77],"SIFT":[78],"and":[79,118],"RGB":[80],"features":[81],"PCA.":[83],"Due":[84],"to":[85,172],"unique":[87],"illumination":[88],"conditions":[89],"liver,":[95],"very":[97],"low":[98],"dimensional":[99],"feature":[100],"space":[101],"can":[102,161,192],"be":[103,162,193],"used":[104,194],"classification":[106],"via":[107],"logistic":[108,149],"regression.":[109],"The":[110],"methodology":[111],"evaluated":[113],"718":[115],"patches":[120],"that":[121,147],"are":[122,185],"taken":[123],"from":[124],"7":[128],"patients.":[129],"Using":[130],"linear":[132],"we":[134,145],"achieve":[135],"precision":[137,167],"91%":[139],"leave-one-patient-out":[142],"cross-validation.":[143],"Furthermore,":[144],"demonstrate":[146],"estimates,":[151],"seeds":[152,170,176,191],"high":[154],"certainty":[155],"obtained.":[163],"example,":[165],"our":[166],"increases":[171],"98.5%":[173],"if":[174],"only":[175],"more":[178],"than":[179],"95%":[180],"used.":[186],"Finally,":[187],"these":[188],"automatically":[189],"selected":[190],"as":[195],"priors":[196],"Graph":[198],"Cuts":[199],"demonstrated":[202],"this":[204],"paper.":[205]},"counts_by_year":[],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}