{"id":"https://openalex.org/W2106300139","doi":"https://doi.org/10.1109/mmsp.2009.5293325","title":"The Dynamic Topology Changes model for unsupervised image segmentation","display_name":"The Dynamic Topology Changes model for unsupervised image segmentation","publication_year":2009,"publication_date":"2009-10-01","ids":{"openalex":"https://openalex.org/W2106300139","doi":"https://doi.org/10.1109/mmsp.2009.5293325","mag":"2106300139"},"language":"en","primary_location":{"id":"doi:10.1109/mmsp.2009.5293325","is_oa":false,"landing_page_url":"https://doi.org/10.1109/mmsp.2009.5293325","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE International Workshop on Multimedia Signal Processing","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://hdl.handle.net/11858/00-001M-0000-0012-5CD5-C","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5098504851","display_name":"Przemyslaw Lenki","orcid":null},"institutions":[{"id":"https://openalex.org/I161321875","display_name":"University of Beira Interior","ror":"https://ror.org/03nf36p02","country_code":"PT","type":"education","lineage":["https://openalex.org/I161321875"]},{"id":"https://openalex.org/I4210092974","display_name":"Microsoft (Portugal)","ror":"https://ror.org/00eqfbw40","country_code":"PT","type":"company","lineage":["https://openalex.org/I1290206253","https://openalex.org/I4210092974"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Przemyslaw Lenki","raw_affiliation_strings":["IT-Networks & Multimedia Group, Department of Computer Science, University of Beira Interior, Covilhaa, Portugal","Microsoft Portugal, Porto Salvo, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IT-Networks & Multimedia Group, Department of Computer Science, University of Beira Interior, Covilhaa, Portugal","institution_ids":["https://openalex.org/I161321875"]},{"raw_affiliation_string":"Microsoft Portugal, Porto Salvo, Portugal","institution_ids":["https://openalex.org/I4210092974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100624297","display_name":"Manuela Pereira","orcid":"https://orcid.org/0000-0002-8648-6464"},"institutions":[{"id":"https://openalex.org/I161321875","display_name":"University of Beira Interior","ror":"https://ror.org/03nf36p02","country_code":"PT","type":"education","lineage":["https://openalex.org/I161321875"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Manuela Pereira","raw_affiliation_strings":["IT-Networks & Multimedia Group, Department of Computer Science, University of Beira Interior, Covilhaa, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IT-Networks & Multimedia Group, Department of Computer Science, University of Beira Interior, Covilhaa, Portugal","institution_ids":["https://openalex.org/I161321875"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043858714","display_name":"M\u00e1rio M. Freire","orcid":"https://orcid.org/0000-0002-9017-5001"},"institutions":[{"id":"https://openalex.org/I161321875","display_name":"University of Beira Interior","ror":"https://ror.org/03nf36p02","country_code":"PT","type":"education","lineage":["https://openalex.org/I161321875"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Mario M. Freire","raw_affiliation_strings":["IT-Networks & Multimedia Group, Department of Computer Science, University of Beira Interior, Covilhaa, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IT-Networks & Multimedia Group, Department of Computer Science, University of Beira Interior, Covilhaa, Portugal","institution_ids":["https://openalex.org/I161321875"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5066590941","display_name":"J. M. C. Fernandes","orcid":"https://orcid.org/0000-0003-4965-2432"},"institutions":[{"id":"https://openalex.org/I4210092974","display_name":"Microsoft (Portugal)","ror":"https://ror.org/00eqfbw40","country_code":"PT","type":"company","lineage":["https://openalex.org/I1290206253","https://openalex.org/I4210092974"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Jose Fernandes","raw_affiliation_strings":["Microsoft Portugal, Porto Salvo, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Microsoft Portugal, Porto Salvo, Portugal","institution_ids":["https://openalex.org/I4210092974"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2674,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.45467058,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"1","issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10052","display_name":"Medical Image Segmentation Techniques","score":0.9995999932289124,"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"}},"topics":[{"id":"https://openalex.org/T10052","display_name":"Medical Image Segmentation Techniques","score":0.9995999932289124,"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/T12923","display_name":"Digital Image Processing Techniques","score":0.9927999973297119,"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/T12549","display_name":"Image and Object Detection Techniques","score":0.9898999929428101,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/segmentation","display_name":"Segmentation","score":0.7856522798538208},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.768624484539032},{"id":"https://openalex.org/keywords/image-segmentation","display_name":"Image segmentation","score":0.6448482275009155},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.5992456078529358},{"id":"https://openalex.org/keywords/scale-space-segmentation","display_name":"Scale-space segmentation","score":0.5981178283691406},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5961976051330566},{"id":"https://openalex.org/keywords/segmentation-based-object-categorization","display_name":"Segmentation-based object categorization","score":0.5938496589660645},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5579133033752441},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.557471752166748},{"id":"https://openalex.org/keywords/classification-of-discontinuities","display_name":"Classification of discontinuities","score":0.5164923667907715},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.5059835314750671},{"id":"https://openalex.org/keywords/implementation","display_name":"Implementation","score":0.4570181667804718},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.09207060933113098}],"concepts":[{"id":"https://openalex.org/C89600930","wikidata":"https://www.wikidata.org/wiki/Q1423946","display_name":"Segmentation","level":2,"score":0.7856522798538208},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.768624484539032},{"id":"https://openalex.org/C124504099","wikidata":"https://www.wikidata.org/wiki/Q56933","display_name":"Image segmentation","level":3,"score":0.6448482275009155},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.5992456078529358},{"id":"https://openalex.org/C65885262","wikidata":"https://www.wikidata.org/wiki/Q7429708","display_name":"Scale-space segmentation","level":4,"score":0.5981178283691406},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5961976051330566},{"id":"https://openalex.org/C25694479","wikidata":"https://www.wikidata.org/wiki/Q7446278","display_name":"Segmentation-based object categorization","level":5,"score":0.5938496589660645},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5579133033752441},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.557471752166748},{"id":"https://openalex.org/C15627037","wikidata":"https://www.wikidata.org/wiki/Q541961","display_name":"Classification of discontinuities","level":2,"score":0.5164923667907715},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.5059835314750671},{"id":"https://openalex.org/C26713055","wikidata":"https://www.wikidata.org/wiki/Q245962","display_name":"Implementation","level":2,"score":0.4570181667804718},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.09207060933113098},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/mmsp.2009.5293325","is_oa":false,"landing_page_url":"https://doi.org/10.1109/mmsp.2009.5293325","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE International Workshop on Multimedia Signal Processing","raw_type":"proceedings-article"},{"id":"pmh:oai:escidoc.org:escidoc:1240624","is_oa":true,"landing_page_url":"http://hdl.handle.net/11858/00-001M-0000-0012-5CD5-C","pdf_url":null,"source":{"id":"https://openalex.org/S7407052962","display_name":"Max Planck Digital Library","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210088280","host_organization_name":"Max Planck Digital Library","host_organization_lineage":["https://openalex.org/I4210088280"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":{"id":"pmh:oai:escidoc.org:escidoc:1240624","is_oa":true,"landing_page_url":"http://hdl.handle.net/11858/00-001M-0000-0012-5CD5-C","pdf_url":null,"source":{"id":"https://openalex.org/S7407052962","display_name":"Max Planck Digital Library","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210088280","host_organization_name":"Max Planck Digital Library","host_organization_lineage":["https://openalex.org/I4210088280"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/conferenceObject"},"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320310002","display_name":"Universidade da Beira Interior","ror":"https://ror.org/03nf36p02"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1493530829","https://openalex.org/W1600222262","https://openalex.org/W1991113069","https://openalex.org/W2040124524","https://openalex.org/W2063909596","https://openalex.org/W2096987457","https://openalex.org/W2099290282","https://openalex.org/W2104095591","https://openalex.org/W2106160885","https://openalex.org/W2121009299","https://openalex.org/W2139507665","https://openalex.org/W2145023731","https://openalex.org/W2149184914","https://openalex.org/W2150785617","https://openalex.org/W2164213525","https://openalex.org/W2167338900"],"related_works":["https://openalex.org/W3144569342","https://openalex.org/W2945274617","https://openalex.org/W2185902295","https://openalex.org/W2103507220","https://openalex.org/W4205800335","https://openalex.org/W2055202857","https://openalex.org/W2371519352","https://openalex.org/W2386644571","https://openalex.org/W2372421320","https://openalex.org/W2551987074"],"abstract_inverted_index":{"Deformable":[0],"models":[1,41],"are":[2],"a":[3,47],"popular":[4],"family":[5],"of":[6,35,71,84,116,123],"image":[7,102],"segmentation":[8,60,70,103,127],"techniques,":[9],"which":[10],"has":[11],"been":[12],"gaining":[13],"significant":[14],"focus":[15],"in":[16,75,86,101,120],"the":[17,29,36,39,52,59,87,98,107,118,121,126],"last":[18],"two":[19],"decades,":[20],"serving":[21],"both":[22],"for":[23,31,96,135],"real-world":[24],"applications":[25],"as":[26,28],"well":[27],"base":[30],"research":[32],"work.":[33],"One":[34],"features":[37],"that":[38,44],"deformable":[40],"offer":[42],"and":[43,133],"is":[45,51,66,114],"considered":[46],"much":[48],"desired":[49],"one,":[50],"ability":[53],"to":[54,68,79],"change":[55],"their":[56,76],"topology":[57,99],"during":[58],"process.":[61],"Using":[62],"this":[63,90],"characteristic":[64],"it":[65,131],"possible":[67],"perform":[69],"objects":[72,85,124],"with":[73],"discontinuities":[74],"bodies":[77],"or":[78,144],"detect":[80],"an":[81],"undefined":[82],"number":[83],"scene.":[88],"In":[89],"paper":[91],"we":[92],"present":[93],"our":[94],"model":[95,113],"handling":[97],"changes":[100,119],"methods":[104],"based":[105],"on":[106],"Active":[108],"Volumes":[109],"solution.":[110],"The":[111],"said":[112],"capable":[115],"performing":[117],"structure":[122],"while":[125],"progresses,":[128],"what":[129],"makes":[130],"efficient":[132],"suitable":[134],"implementations":[136],"over":[137],"powerful":[138],"execution":[139],"environment,":[140],"like":[141],"multi-core":[142],"architectures":[143],"computer":[145],"clusters.":[146]},"counts_by_year":[],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2025-10-10T00:00:00"}
