{"id":"https://openalex.org/W2011038668","doi":"https://doi.org/10.1016/s0921-8890(97)00007-9","title":"Performance evaluation of optical flow estimators: Assessment of a new affine flow method","display_name":"Performance evaluation of optical flow estimators: Assessment of a new affine flow method","publication_year":1997,"publication_date":"1997-07-01","ids":{"openalex":"https://openalex.org/W2011038668","doi":"https://doi.org/10.1016/s0921-8890(97)00007-9","mag":"2011038668"},"language":"en","primary_location":{"id":"doi:10.1016/s0921-8890(97)00007-9","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0921-8890(97)00007-9","pdf_url":null,"source":{"id":"https://openalex.org/S133768115","display_name":"Robotics and Autonomous Systems","issn_l":"0921-8890","issn":["0921-8890","1872-793X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Robotics and Autonomous Systems","raw_type":"journal-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/A5002812188","display_name":"Etienne Grossmann","orcid":null},"institutions":[{"id":"https://openalex.org/I4387152517","display_name":"Instituto Superior T\u00e9cnico","ror":"https://ror.org/03db2by73","country_code":null,"type":"education","lineage":["https://openalex.org/I141596103","https://openalex.org/I4387152517"]},{"id":"https://openalex.org/I4210109601","display_name":"Instituto de Engenharia de Sistemas e Computadores Microsistemas e Nanotecnologias","ror":"https://ror.org/022mzwp71","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210109601","https://openalex.org/I4210125590"]}],"countries":["PT"],"is_corresponding":true,"raw_author_name":"Etienne Grossmann","raw_affiliation_strings":["Instituto Superior T\u00e9cnico and Instituto de Sistemas e Rob\u00f3tica, Av. Rovisco Pais, Lisboa, Portugal"],"affiliations":[{"raw_affiliation_string":"Instituto Superior T\u00e9cnico and Instituto de Sistemas e Rob\u00f3tica, Av. Rovisco Pais, Lisboa, Portugal","institution_ids":["https://openalex.org/I4210109601","https://openalex.org/I4387152517"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5037378255","display_name":"Jos\u00e9 Santos-Victor","orcid":"https://orcid.org/0000-0002-9036-1728"},"institutions":[{"id":"https://openalex.org/I4387152517","display_name":"Instituto Superior T\u00e9cnico","ror":"https://ror.org/03db2by73","country_code":null,"type":"education","lineage":["https://openalex.org/I141596103","https://openalex.org/I4387152517"]},{"id":"https://openalex.org/I4210109601","display_name":"Instituto de Engenharia de Sistemas e Computadores Microsistemas e Nanotecnologias","ror":"https://ror.org/022mzwp71","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210109601","https://openalex.org/I4210125590"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Jos\u00e9 Santos-Victor","raw_affiliation_strings":["Instituto Superior T\u00e9cnico and Instituto de Sistemas e Rob\u00f3tica, Av. Rovisco Pais, Lisboa, Portugal"],"affiliations":[{"raw_affiliation_string":"Instituto Superior T\u00e9cnico and Instituto de Sistemas e Rob\u00f3tica, Av. Rovisco Pais, Lisboa, Portugal","institution_ids":["https://openalex.org/I4210109601","https://openalex.org/I4387152517"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5002812188"],"corresponding_institution_ids":["https://openalex.org/I4210109601","https://openalex.org/I4387152517"],"apc_list":{"value":3020,"currency":"USD","value_usd":3020},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.12658477,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"21","issue":"1","first_page":"69","last_page":"82"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","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/T10531","display_name":"Advanced Vision and Imaging","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/T11105","display_name":"Advanced Image Processing Techniques","score":0.9934999942779541,"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/T13114","display_name":"Image Processing Techniques and Applications","score":0.9778000116348267,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.8554604649543762},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8142157196998596},{"id":"https://openalex.org/keywords/affine-transformation","display_name":"Affine transformation","score":0.7898648381233215},{"id":"https://openalex.org/keywords/optical-flow","display_name":"Optical flow","score":0.6581896543502808},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.6474511027336121},{"id":"https://openalex.org/keywords/flow","display_name":"Flow (mathematics)","score":0.5979291200637817},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.481950968503952},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4700283706188202},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.418832927942276},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.40171074867248535},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.28301000595092773},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.15340778231620789},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.10368520021438599}],"concepts":[{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.8554604649543762},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8142157196998596},{"id":"https://openalex.org/C92757383","wikidata":"https://www.wikidata.org/wiki/Q382497","display_name":"Affine transformation","level":2,"score":0.7898648381233215},{"id":"https://openalex.org/C155542232","wikidata":"https://www.wikidata.org/wiki/Q736111","display_name":"Optical flow","level":3,"score":0.6581896543502808},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.6474511027336121},{"id":"https://openalex.org/C38349280","wikidata":"https://www.wikidata.org/wiki/Q1434290","display_name":"Flow (mathematics)","level":2,"score":0.5979291200637817},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.481950968503952},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4700283706188202},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.418832927942276},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.40171074867248535},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.28301000595092773},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.15340778231620789},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.10368520021438599},{"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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1016/s0921-8890(97)00007-9","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0921-8890(97)00007-9","pdf_url":null,"source":{"id":"https://openalex.org/S133768115","display_name":"Robotics and Autonomous Systems","issn_l":"0921-8890","issn":["0921-8890","1872-793X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Robotics and Autonomous Systems","raw_type":"journal-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.35.1154","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.35.1154","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.ee.surrey.ac.uk/Research/VSSP/3DVision/virtuous/Publications/Grossmann-RAS97.ps.gz","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1578285471","https://openalex.org/W1766596758","https://openalex.org/W1938714998","https://openalex.org/W1986616924","https://openalex.org/W2031555400","https://openalex.org/W2036171820","https://openalex.org/W2059269831","https://openalex.org/W2075761760","https://openalex.org/W2081171933","https://openalex.org/W2146203184","https://openalex.org/W2501460822","https://openalex.org/W2751023760","https://openalex.org/W2911709767","https://openalex.org/W4293209991","https://openalex.org/W6611434424","https://openalex.org/W6638151783","https://openalex.org/W6640879616","https://openalex.org/W6669132908","https://openalex.org/W6681801840"],"related_works":["https://openalex.org/W4287880334","https://openalex.org/W4366700029","https://openalex.org/W4285230481","https://openalex.org/W4385769873","https://openalex.org/W2015759683","https://openalex.org/W4281634296","https://openalex.org/W4319161863","https://openalex.org/W2371687270","https://openalex.org/W4307819175","https://openalex.org/W2059475927"],"abstract_inverted_index":null,"counts_by_year":[{"year":2018,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
