{"id":"https://openalex.org/W2952393531","doi":"https://doi.org/10.1109/wacv45572.2020.9093646","title":"Robust estimation of local affine maps and its applications to image matching","display_name":"Robust estimation of local affine maps and its applications to image matching","publication_year":2020,"publication_date":"2020-03-01","ids":{"openalex":"https://openalex.org/W2952393531","doi":"https://doi.org/10.1109/wacv45572.2020.9093646","mag":"2952393531"},"language":"en","primary_location":{"id":"doi:10.1109/wacv45572.2020.9093646","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wacv45572.2020.9093646","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE Winter Conference on Applications of Computer Vision (WACV)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5112697084","display_name":"M. Rodriguez","orcid":null},"institutions":[{"id":"https://openalex.org/I4403386768","display_name":"Centre Borelli","ror":"https://ror.org/02hcn4061","country_code":"FR","type":"facility","lineage":["https://openalex.org/I11559806","https://openalex.org/I1294671590","https://openalex.org/I204730241","https://openalex.org/I277688954","https://openalex.org/I4210129973","https://openalex.org/I4210136310","https://openalex.org/I4403386768"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"M. Rodriguez","raw_affiliation_strings":["CMLA, ENS Paris-Saclay, France","CB - CB - Centre Borelli - UMR 9010 (Campus ENS Paris-Saclay\r\n4 Avenue des Sciences,\r\n91190 Gif-sur-Yvette - France)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CMLA, ENS Paris-Saclay, France","institution_ids":[]},{"raw_affiliation_string":"CB - CB - Centre Borelli - UMR 9010 (Campus ENS Paris-Saclay\r\n4 Avenue des Sciences,\r\n91190 Gif-sur-Yvette - France)","institution_ids":["https://openalex.org/I4403386768"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073617460","display_name":"Gabriele Facciolo","orcid":"https://orcid.org/0000-0002-8855-8513"},"institutions":[{"id":"https://openalex.org/I4403386768","display_name":"Centre Borelli","ror":"https://ror.org/02hcn4061","country_code":"FR","type":"facility","lineage":["https://openalex.org/I11559806","https://openalex.org/I1294671590","https://openalex.org/I204730241","https://openalex.org/I277688954","https://openalex.org/I4210129973","https://openalex.org/I4210136310","https://openalex.org/I4403386768"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"G. Facciolo","raw_affiliation_strings":["CMLA, ENS Paris-Saclay, France","CB - CB - Centre Borelli - UMR 9010 (Campus ENS Paris-Saclay\r\n4 Avenue des Sciences,\r\n91190 Gif-sur-Yvette - France)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CMLA, ENS Paris-Saclay, France","institution_ids":[]},{"raw_affiliation_string":"CB - CB - Centre Borelli - UMR 9010 (Campus ENS Paris-Saclay\r\n4 Avenue des Sciences,\r\n91190 Gif-sur-Yvette - France)","institution_ids":["https://openalex.org/I4403386768"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102888110","display_name":"Rafael Grompone von Gioi","orcid":"https://orcid.org/0000-0002-6309-7116"},"institutions":[{"id":"https://openalex.org/I4403386768","display_name":"Centre Borelli","ror":"https://ror.org/02hcn4061","country_code":"FR","type":"facility","lineage":["https://openalex.org/I11559806","https://openalex.org/I1294671590","https://openalex.org/I204730241","https://openalex.org/I277688954","https://openalex.org/I4210129973","https://openalex.org/I4210136310","https://openalex.org/I4403386768"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"R. Grompone von Gioi","raw_affiliation_strings":["CMLA, ENS Paris-Saclay, France","CB - CB - Centre Borelli - UMR 9010 (Campus ENS Paris-Saclay\r\n4 Avenue des Sciences,\r\n91190 Gif-sur-Yvette - France)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CMLA, ENS Paris-Saclay, France","institution_ids":[]},{"raw_affiliation_string":"CB - CB - Centre Borelli - UMR 9010 (Campus ENS Paris-Saclay\r\n4 Avenue des Sciences,\r\n91190 Gif-sur-Yvette - France)","institution_ids":["https://openalex.org/I4403386768"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112447729","display_name":"Pablo Mus\u00e9","orcid":null},"institutions":[{"id":"https://openalex.org/I180910786","display_name":"Universidad de la Rep\u00fablica de Uruguay","ror":"https://ror.org/030bbe882","country_code":"UY","type":"education","lineage":["https://openalex.org/I180910786"]}],"countries":["UY"],"is_corresponding":false,"raw_author_name":"P. Muse","raw_affiliation_strings":["IIE, Universidad de la Rep\u00fablica, Uruguay","IIE - Instituto de Ingenier\u00eda El\u00e9ctrica (Julio Herrera y Reissig 565, CP : 11.300 Montevideo - Uruguay - Uruguay)","UDELAR - Universidad de la Rep\u00fablica [Montevideo] (Uruguay)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IIE, Universidad de la Rep\u00fablica, Uruguay","institution_ids":["https://openalex.org/I180910786"]},{"raw_affiliation_string":"IIE - Instituto de Ingenier\u00eda El\u00e9ctrica (Julio Herrera y Reissig 565, CP : 11.300 Montevideo - Uruguay - Uruguay)","institution_ids":[]},{"raw_affiliation_string":"UDELAR - Universidad de la Rep\u00fablica [Montevideo] (Uruguay)","institution_ids":["https://openalex.org/I180910786"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5019518434","display_name":"Julie Delon","orcid":"https://orcid.org/0000-0002-7182-7537"},"institutions":[{"id":"https://openalex.org/I110736937","display_name":"D\u00e9l\u00e9gation Paris 5","ror":"https://ror.org/02e0y6e06","country_code":"FR","type":"government","lineage":["https://openalex.org/I110736937","https://openalex.org/I154526488"]},{"id":"https://openalex.org/I204730241","display_name":"Universit\u00e9 Paris Cit\u00e9","ror":"https://ror.org/05f82e368","country_code":"FR","type":"education","lineage":["https://openalex.org/I204730241"]},{"id":"https://openalex.org/I4210102957","display_name":"D\u00e9partement math\u00e9matiques, informatique, sciences de la donn\u00e9e et technologies du num\u00e9rique","ror":"https://ror.org/011emb038","country_code":"FR","type":"facility","lineage":["https://openalex.org/I4210088668","https://openalex.org/I4210102957"]},{"id":"https://openalex.org/I4387154995","display_name":"Math\u00e9matiques Appliqu\u00e9es \u00e0 Paris 5","ror":"https://ror.org/04yrrdj53","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I204730241","https://openalex.org/I4387154995"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"J. Delon","raw_affiliation_strings":["MAP5, Universit\u00e9 Paris Descartes, France","MAP5 - UMR 8145 - Math\u00e9matiques Appliqu\u00e9es Paris 5 (UFR Math\u00e9matiques et Informatique, \r\n45 rue des Saints-P\u00e8res \r\n75270 PARIS CEDEX 06 - France)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"MAP5, Universit\u00e9 Paris Descartes, France","institution_ids":["https://openalex.org/I110736937","https://openalex.org/I204730241","https://openalex.org/I4387154995"]},{"raw_affiliation_string":"MAP5 - UMR 8145 - Math\u00e9matiques Appliqu\u00e9es Paris 5 (UFR Math\u00e9matiques et Informatique, \r\n45 rue des Saints-P\u00e8res \r\n75270 PARIS CEDEX 06 - France)","institution_ids":["https://openalex.org/I204730241","https://openalex.org/I4210102957","https://openalex.org/I4387154995"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1331","last_page":"1340"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10627","display_name":"Advanced Image and Video Retrieval Techniques","score":0.9998999834060669,"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/T10627","display_name":"Advanced Image and Video Retrieval Techniques","score":0.9998999834060669,"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/T10191","display_name":"Robotics and Sensor-Based Localization","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"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/T10036","display_name":"Advanced Neural Network Applications","score":0.9945999979972839,"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/ransac","display_name":"RANSAC","score":0.8607646226882935},{"id":"https://openalex.org/keywords/affine-transformation","display_name":"Affine transformation","score":0.7491827011108398},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6897608637809753},{"id":"https://openalex.org/keywords/matching","display_name":"Matching (statistics)","score":0.6762969493865967},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6077747941017151},{"id":"https://openalex.org/keywords/scale-invariant-feature-transform","display_name":"Scale-invariant feature transform","score":0.6056152582168579},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5387000441551208},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5228757858276367},{"id":"https://openalex.org/keywords/homography","display_name":"Homography","score":0.5131199955940247},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.4802837073802948},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.45284900069236755},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3416082262992859}],"concepts":[{"id":"https://openalex.org/C114744707","wikidata":"https://www.wikidata.org/wiki/Q218533","display_name":"RANSAC","level":3,"score":0.8607646226882935},{"id":"https://openalex.org/C92757383","wikidata":"https://www.wikidata.org/wiki/Q382497","display_name":"Affine transformation","level":2,"score":0.7491827011108398},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6897608637809753},{"id":"https://openalex.org/C165064840","wikidata":"https://www.wikidata.org/wiki/Q1321061","display_name":"Matching (statistics)","level":2,"score":0.6762969493865967},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6077747941017151},{"id":"https://openalex.org/C61265191","wikidata":"https://www.wikidata.org/wiki/Q767770","display_name":"Scale-invariant feature transform","level":3,"score":0.6056152582168579},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5387000441551208},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5228757858276367},{"id":"https://openalex.org/C28751775","wikidata":"https://www.wikidata.org/wiki/Q2112539","display_name":"Homography","level":4,"score":0.5131199955940247},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.4802837073802948},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.45284900069236755},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3416082262992859},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C177846678","wikidata":"https://www.wikidata.org/wiki/Q1501864","display_name":"Projective test","level":2,"score":0.0},{"id":"https://openalex.org/C75280867","wikidata":"https://www.wikidata.org/wiki/Q877775","display_name":"Projective space","level":3,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/wacv45572.2020.9093646","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wacv45572.2020.9093646","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE Winter Conference on Applications of Computer Vision (WACV)","raw_type":"proceedings-article"},{"id":"pmh:oai:HAL:hal-02156259v3","is_oa":false,"landing_page_url":"https://hal.science/hal-02156259","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Winter Conference on Applications of Computer Vision (WACV \u201920), Mar 2020, Colorado, United States. ⟨10.1109/WACV45572.2020.9093646⟩","raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":52,"referenced_works":["https://openalex.org/W134171312","https://openalex.org/W1491850195","https://openalex.org/W1546934144","https://openalex.org/W1606766208","https://openalex.org/W1676552347","https://openalex.org/W1686810756","https://openalex.org/W1817048459","https://openalex.org/W1861492603","https://openalex.org/W1979931042","https://openalex.org/W1980911747","https://openalex.org/W1992989752","https://openalex.org/W2005433550","https://openalex.org/W2033819227","https://openalex.org/W2049868887","https://openalex.org/W2052094314","https://openalex.org/W2083833836","https://openalex.org/W2085261163","https://openalex.org/W2098789800","https://openalex.org/W2099363089","https://openalex.org/W2111073598","https://openalex.org/W2112328181","https://openalex.org/W2116801532","https://openalex.org/W2117051709","https://openalex.org/W2119473545","https://openalex.org/W2124404372","https://openalex.org/W2151103935","https://openalex.org/W2165497495","https://openalex.org/W2172188317","https://openalex.org/W2187968763","https://openalex.org/W2294208686","https://openalex.org/W2344213606","https://openalex.org/W2399901417","https://openalex.org/W2429979354","https://openalex.org/W2439114332","https://openalex.org/W2581090841","https://openalex.org/W2777118934","https://openalex.org/W2783438186","https://openalex.org/W2884354140","https://openalex.org/W2888627508","https://openalex.org/W2890463296","https://openalex.org/W2893122568","https://openalex.org/W2963157250","https://openalex.org/W2970946433","https://openalex.org/W4293528941","https://openalex.org/W4301454730","https://openalex.org/W6637373629","https://openalex.org/W6639102338","https://openalex.org/W6645347970","https://openalex.org/W6718003766","https://openalex.org/W6732359868","https://openalex.org/W6736379941","https://openalex.org/W6753257025"],"related_works":["https://openalex.org/W2912782527","https://openalex.org/W2002904063","https://openalex.org/W2559085038","https://openalex.org/W2184781617","https://openalex.org/W2724122122","https://openalex.org/W2410884360","https://openalex.org/W2613823046","https://openalex.org/W4251240031","https://openalex.org/W2032794652","https://openalex.org/W2182681094"],"abstract_inverted_index":{"The":[0,102,143,199],"classic":[1],"approach":[2],"to":[3,44,111,153,160,185],"image":[4,178,181,193],"matching":[5,12,96,197],"consists":[6,105,149],"in":[7,106,137,150,191,195],"the":[8,21,32,50,81,107,126,154,162,187],"detection,":[9],"description":[10],"and":[11,97,120,180,183],"of":[13,20,49,83,109,146,168,177,189],"keypoints.":[14,58],"This":[15],"defines":[16],"a":[17,46,64,151,166],"zero-order":[18],"approximation":[19,48],"mapping":[22],"between":[23,56,165],"two":[24],"images,":[25],"determined":[26],"by":[27,87,130],"corresponding":[28,57],"point":[29],"coordinates.":[30],"But":[31],"patches":[33],"around":[34],"keypoints":[35],"typically":[36],"contain":[37],"more":[38],"information,":[39],"which":[40],"may":[41],"be":[42],"exploited":[43],"obtain":[45],"first-order":[47],"mapping,":[51],"incorporating":[52],"local":[53,84],"affine":[54],"maps":[55],"In":[59],"this":[60,147],"work,":[61],"we":[62],"propose":[63,112],"LOCal":[65],"Affine":[66],"Transform":[67],"Estimator":[68],"(LOCATE)":[69],"method":[70],"based":[71],"on":[72,94],"neural":[73],"networks.":[74],"We":[75],"show":[76,124],"that":[77,125,157],"LOCATE":[78,110,131,159],"drastically":[79],"improves":[80],"accuracy":[82],"geometry":[85],"estimation":[86,164],"tracking":[88],"inverse":[89],"maps.":[90],"A":[91],"second":[92],"contribution":[93,145],"guided":[95,141],"refinement":[98],"is":[99],"also":[100],"presented.":[101],"novelty":[103],"here":[104],"use":[108],"new":[113],"SIFT-keypoint":[114],"correspondences":[115],"with":[116],"precise":[117],"locations,":[118],"orientations":[119],"scales.":[121],"Our":[122],"experiments":[123],"precision":[127],"gain":[128],"provided":[129],"does":[132],"play":[133],"an":[134],"important":[135],"role":[136],"applications":[138],"such":[139],"as":[140],"matching.":[142],"third":[144],"paper":[148],"modification":[152],"RANSAC":[155,173],"algorithm,":[156],"uses":[158],"improve":[161],"homography":[163],"pair":[167],"images.":[169],"These":[170],"approaches":[171],"outperform":[172],"for":[174],"different":[175],"choices":[176],"descriptors":[179],"datasets,":[182],"permit":[184],"increase":[186],"probability":[188],"success":[190],"identifying":[192],"pairs":[194],"challenging":[196],"databases.":[198],"source":[200],"codes":[201],"are":[202],"available":[203],"at:":[204],"https://rdguez-mariano.github.io/":[205],"pages/locate":[206],".":[207]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":2}],"updated_date":"2026-07-17T09:13:05.818461","created_date":"2025-10-10T00:00:00"}