{"id":"https://openalex.org/W2900709897","doi":"https://doi.org/10.1109/igarss.2018.8518377","title":"Correlation-Based Variational Change Detection for Elevation Models","display_name":"Correlation-Based Variational Change Detection for Elevation Models","publication_year":2018,"publication_date":"2018-07-01","ids":{"openalex":"https://openalex.org/W2900709897","doi":"https://doi.org/10.1109/igarss.2018.8518377","mag":"2900709897"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2018.8518377","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2018.8518377","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2018 - 2018 IEEE International Geoscience and Remote Sensing Symposium","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/A5022261777","display_name":"Gizem Akta\u015f","orcid":null},"institutions":[{"id":"https://openalex.org/I201799495","display_name":"Middle East Technical University","ror":"https://ror.org/014weej12","country_code":"TR","type":"education","lineage":["https://openalex.org/I201799495"]}],"countries":["TR"],"is_corresponding":true,"raw_author_name":"Gizem Aktas","raw_affiliation_strings":["Department of Computer Engineering, Middle East Technical University, Ankara, Turkey"],"affiliations":[{"raw_affiliation_string":"Department of Computer Engineering, Middle East Technical University, Ankara, Turkey","institution_ids":["https://openalex.org/I201799495"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070952998","display_name":"Fatih Nar","orcid":"https://orcid.org/0000-0002-3003-8136"},"institutions":[{"id":"https://openalex.org/I2799958217","display_name":"Konya Food and Agriculture University","ror":"https://ror.org/02zcjqq51","country_code":"TR","type":"education","lineage":["https://openalex.org/I2799958217"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Fatih Nar","raw_affiliation_strings":["Department of Computer Engineering, Konya Food and Agriculture University, Konya, Turkey"],"affiliations":[{"raw_affiliation_string":"Department of Computer Engineering, Konya Food and Agriculture University, Konya, Turkey","institution_ids":["https://openalex.org/I2799958217"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5110664463","display_name":"Fato\u015f T. Yarman Vural","orcid":null},"institutions":[{"id":"https://openalex.org/I201799495","display_name":"Middle East Technical University","ror":"https://ror.org/014weej12","country_code":"TR","type":"education","lineage":["https://openalex.org/I201799495"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Fatos Tunay Yarman Vural","raw_affiliation_strings":["Department of Computer Engineering, Middle East Technical University, Ankara, Turkey"],"affiliations":[{"raw_affiliation_string":"Department of Computer Engineering, Middle East Technical University, Ankara, Turkey","institution_ids":["https://openalex.org/I201799495"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5022261777"],"corresponding_institution_ids":["https://openalex.org/I201799495"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.10282497,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"5","issue":null,"first_page":"1930","last_page":"1933"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":0.9954000115394592,"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/T10111","display_name":"Remote Sensing in Agriculture","score":0.9954000115394592,"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/T10689","display_name":"Remote-Sensing Image Classification","score":0.9901000261306763,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10836","display_name":"Metabolomics and Mass Spectrometry Studies","score":0.9721999764442444,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular 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/regularization","display_name":"Regularization (linguistics)","score":0.5812896490097046},{"id":"https://openalex.org/keywords/fidelity","display_name":"Fidelity","score":0.5626278519630432},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5306089520454407},{"id":"https://openalex.org/keywords/correlation","display_name":"Correlation","score":0.5304681062698364},{"id":"https://openalex.org/keywords/change-detection","display_name":"Change detection","score":0.4917636215686798},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4831482768058777},{"id":"https://openalex.org/keywords/norm","display_name":"Norm (philosophy)","score":0.47763171792030334},{"id":"https://openalex.org/keywords/correlation-coefficient","display_name":"Correlation coefficient","score":0.4710507392883301},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.4489186108112335},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.44823992252349854},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.437478244304657},{"id":"https://openalex.org/keywords/term","display_name":"Term (time)","score":0.42395567893981934},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.4160056710243225},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.32171303033828735},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.195551335811615}],"concepts":[{"id":"https://openalex.org/C2776135515","wikidata":"https://www.wikidata.org/wiki/Q17143721","display_name":"Regularization (linguistics)","level":2,"score":0.5812896490097046},{"id":"https://openalex.org/C2776459999","wikidata":"https://www.wikidata.org/wiki/Q2119376","display_name":"Fidelity","level":2,"score":0.5626278519630432},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5306089520454407},{"id":"https://openalex.org/C117220453","wikidata":"https://www.wikidata.org/wiki/Q5172842","display_name":"Correlation","level":2,"score":0.5304681062698364},{"id":"https://openalex.org/C203595873","wikidata":"https://www.wikidata.org/wiki/Q25389927","display_name":"Change detection","level":2,"score":0.4917636215686798},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4831482768058777},{"id":"https://openalex.org/C191795146","wikidata":"https://www.wikidata.org/wiki/Q3878446","display_name":"Norm (philosophy)","level":2,"score":0.47763171792030334},{"id":"https://openalex.org/C2780092901","wikidata":"https://www.wikidata.org/wiki/Q3433612","display_name":"Correlation coefficient","level":2,"score":0.4710507392883301},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.4489186108112335},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.44823992252349854},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.437478244304657},{"id":"https://openalex.org/C61797465","wikidata":"https://www.wikidata.org/wiki/Q1188986","display_name":"Term (time)","level":2,"score":0.42395567893981934},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.4160056710243225},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.32171303033828735},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.195551335811615},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/igarss.2018.8518377","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2018.8518377","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2018 - 2018 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"},{"id":"pmh:38eeecf0-9492-4ba1-86da-7e8f178f205f","is_oa":false,"landing_page_url":"https://avesis.aybu.edu.tr/publication/details/38eeecf0-9492-4ba1-86da-7e8f178f205f/oai","pdf_url":null,"source":{"id":"https://openalex.org/S7407055213","display_name":"AYBU AVESIS","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","score":0.46000000834465027,"id":"https://metadata.un.org/sdg/11"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1534784508","https://openalex.org/W1968732782","https://openalex.org/W1993565231","https://openalex.org/W2026665610","https://openalex.org/W2036798369","https://openalex.org/W2074529747","https://openalex.org/W2078718577","https://openalex.org/W2103559027","https://openalex.org/W2139012366","https://openalex.org/W2246846517","https://openalex.org/W2404952880","https://openalex.org/W2420154156","https://openalex.org/W2536614239","https://openalex.org/W2890657893"],"related_works":["https://openalex.org/W2381850946","https://openalex.org/W4380449851","https://openalex.org/W2568858292","https://openalex.org/W3125091513","https://openalex.org/W4318832338","https://openalex.org/W1515964938","https://openalex.org/W2389381914","https://openalex.org/W2037048986","https://openalex.org/W4248383205","https://openalex.org/W2058119860"],"abstract_inverted_index":{"In":[0,16],"this":[1],"study,":[2],"we":[3],"propose":[4],"a":[5,34,44,88],"correlation":[6,51],"based":[7],"variational":[8,35],"change":[9,23],"detection":[10,89],"(CVCD)":[11],"method":[12],"for":[13,121],"elevation":[14],"models.":[15],"essence,":[17],"CVCD":[18,85,120],"aims":[19],"to":[20,65],"produce":[21],"smooth":[22],"maps":[24],"while":[25,93],"preserving":[26],"the":[27,30,67,96,116,119,122],"details":[28],"of":[29,91,118],"terrain":[31],"by":[32],"minimizing":[33],"cost":[36,39,68],"function.":[37],"Proposed":[38],"function":[40,69],"is":[41,63],"constructed":[42],"with":[43,124],"novel":[45],"data":[46,82,114],"fidelity":[47],"term":[48],"using":[49,70],"normalized":[50],"coefficient":[52],"and":[53],"l1":[54],"-norm":[55],"total":[56],"variation":[57],"regularization":[58],"term.":[59],"An":[60],"effective":[61],"algorithm":[62],"suggested":[64],"minimize":[66],"simple":[71],"approximations":[72],"in":[73,95],"an":[74],"iterative":[75],"method.":[76],"Quantitative":[77],"experiments":[78,111],"on":[79,112],"synthetic":[80],"noisy":[81],"show":[83,115],"that":[84],"can":[86],"provide":[87],"rate":[90],"95%":[92],"staying":[94],"low":[97],"false":[98],"alarm":[99],"regime,":[100],"i.e.":[101],"less":[102],"than":[103],"10-":[104],"<sup":[105],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[106],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2</sup>":[107],".":[108],"Also,":[109],"qualitative":[110],"real-world":[113],"success":[117],"changes":[123],"different":[125],"characteristics.":[126]},"counts_by_year":[{"year":2024,"cited_by_count":1}],"updated_date":"2026-03-07T16:01:11.037858","created_date":"2025-10-10T00:00:00"}