{"id":"https://openalex.org/W1947660993","doi":"https://doi.org/10.1109/icip.1994.413330","title":"Dynamic visual motion estimation from subspace constraints","display_name":"Dynamic visual motion estimation from subspace constraints","publication_year":2002,"publication_date":"2002-12-17","ids":{"openalex":"https://openalex.org/W1947660993","doi":"https://doi.org/10.1109/icip.1994.413330","mag":"1947660993"},"language":"en","primary_location":{"id":"doi:10.1109/icip.1994.413330","doi":"https://doi.org/10.1109/icip.1994.413330","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icip.1994.413330","pdf_url":null,"source":{"id":"https://openalex.org/S4210223844","display_name":"Proceedings - International Conference on Image Processing","issn_l":"1522-4880","issn":["1522-4880","2381-8549"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of 1st International Conference on Image Processing","raw_type":"proceedings-article"},"volume":null,"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/A5038328783","display_name":"Stefano Soatto","orcid":"https://orcid.org/0000-0003-2902-6362","observed_orcids":["https://orcid.org/0000-0003-2902-6362"]},"institutions":[{"id":"https://openalex.org/I122411786","display_name":"California Institute of Technology","ror":"https://ror.org/05dxps055","country_code":"US","type":"education","lineage":["https://openalex.org/I122411786"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"S. Soatto","raw_affiliation_strings":["California Institute of Technology, Pasadena, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"California Institute of Technology, Pasadena, CA, USA","institution_ids":["https://openalex.org/I122411786"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5026825380","display_name":"Pietro Perona","orcid":"https://orcid.org/0000-0002-7583-5809","observed_orcids":["https://orcid.org/0000-0002-7583-5809"]},"institutions":[{"id":"https://openalex.org/I122411786","display_name":"California Institute of Technology","ror":"https://ror.org/05dxps055","country_code":"US","type":"education","lineage":["https://openalex.org/I122411786"]},{"id":"https://openalex.org/I138689650","display_name":"University of Padua","ror":"https://ror.org/00240q980","country_code":"IT","type":"education","lineage":["https://openalex.org/I138689650"]}],"countries":["IT","US"],"is_corresponding":false,"raw_author_name":"P. Perona","raw_affiliation_strings":["California Institute of Technology, Pasadena, CA, USA","Dipartimento di Elettronica ed Informatica, Universit\u00e0 di Padova, Padova, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"California Institute of Technology, Pasadena, CA, USA","institution_ids":["https://openalex.org/I122411786"]},{"raw_affiliation_string":"Dipartimento di Elettronica ed Informatica, Universit\u00e0 di Padova, Padova, Italy","institution_ids":["https://openalex.org/I138689650"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.4057,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.82816198,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"1","issue":null,"first_page":"333","last_page":"337"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","score":0.9868000149726868,"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":0.9868000149726868,"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":0.008500000461935997,"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/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.0015999999595806003,"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/visual-motion-estimation","display_name":"visual motion estimation","score":0.9620000123977661},{"id":"https://openalex.org/keywords/rigid-body-motion","display_name":"rigid body motion","score":0.5550000071525574},{"id":"https://openalex.org/keywords/subspace-constraints","display_name":"subspace constraints","score":0.9039999842643738},{"id":"https://openalex.org/keywords/optical-flow","display_name":"optical flow","score":0.7360000014305115},{"id":"https://openalex.org/keywords/nonlinear-dynamical-systems","display_name":"nonlinear dynamical systems","score":0.8370000123977661},{"id":"https://openalex.org/keywords/perspective-projection","display_name":"perspective projection","score":0.5669999718666077},{"id":"https://openalex.org/keywords/smooth-manifolds","display_name":"smooth manifolds","score":0.6850000023841858},{"id":"https://openalex.org/keywords/recursive-estimation","display_name":"recursive estimation","score":0.6110000014305115},{"id":"https://openalex.org/keywords/robustness","display_name":"robustness","score":0.5950000286102295},{"id":"https://openalex.org/keywords/image-sequences","display_name":"image sequences","score":0.6420000195503235}],"concepts":[{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.637000560760498},{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.6173927783966064},{"id":"https://openalex.org/C10161872","wikidata":"https://www.wikidata.org/wiki/Q557891","display_name":"Motion estimation","level":2,"score":0.5951297879219055},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5272095203399658},{"id":"https://openalex.org/C155542232","wikidata":"https://www.wikidata.org/wiki/Q736111","display_name":"Optical flow","level":3,"score":0.4884611666202545},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.46962833404541016},{"id":"https://openalex.org/C79379906","wikidata":"https://www.wikidata.org/wiki/Q3174497","display_name":"Dynamical systems theory","level":2,"score":0.4501228630542755},{"id":"https://openalex.org/C146159030","wikidata":"https://www.wikidata.org/wiki/Q7625099","display_name":"Structure from motion","level":3,"score":0.4468053877353668},{"id":"https://openalex.org/C205203396","wikidata":"https://www.wikidata.org/wiki/Q612143","display_name":"Bilinear interpolation","level":2,"score":0.41905486583709717},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.41231152415275574},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4083203077316284},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3594778776168823},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3545343279838562},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3537200689315796},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.2727898955345154},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.12949645519256592},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"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/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/icip.1994.413330","doi":"https://doi.org/10.1109/icip.1994.413330","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icip.1994.413330","pdf_url":null,"source":{"id":"https://openalex.org/S4210223844","display_name":"Proceedings - International Conference on Image Processing","issn_l":"1522-4880","issn":["1522-4880","2381-8549"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of 1st International Conference on Image Processing","raw_type":"proceedings-article"},{"id":"pmh:oai:authors.library.caltech.edu:29598","doi":null,"is_oa":false,"landing_page_url":"https://resolver.caltech.edu/CaltechAUTHORS:20120306-134543401","pdf_url":null,"source":{"id":"https://openalex.org/S4306402161","display_name":"CaltechAUTHORS (California Institute of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I122411786","host_organization_name":"California Institute of Technology","host_organization_lineage":["https://openalex.org/I122411786"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Book Section"}],"best_oa_location":null,"sustainable_development_goals":[],"sustainable_development_goals_aurora":[{"id":"https://metadata.un.org/sdg/16","display_name":"Peace, justice, and strong institutions","score":0.7200000286102295}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W296863324","https://openalex.org/W434331358","https://openalex.org/W1481108016","https://openalex.org/W1508781256","https://openalex.org/W1997957916","https://openalex.org/W2070814988","https://openalex.org/W2105934661","https://openalex.org/W2122512809","https://openalex.org/W2168564612","https://openalex.org/W2188244809","https://openalex.org/W2498465090","https://openalex.org/W2565747293","https://openalex.org/W2913465992"],"related_works":["https://openalex.org/W2115678321","https://openalex.org/W7097139354","https://openalex.org/W7097037234","https://openalex.org/W7099308831","https://openalex.org/W2151655723","https://openalex.org/W2088871573","https://openalex.org/W4243301345","https://openalex.org/W7095294038","https://openalex.org/W1563509357","https://openalex.org/W2157719643"],"abstract_inverted_index":{"The":[0,26,138],"problem":[1,96],"of":[2,17,29,32,67,73,106,140,166,198],"estimating":[3],"rigid":[4,19],"motion":[5,20,52,78,169],"from":[6],"projections":[7],"may":[8,55,79],"be":[9,56,81],"characterized":[10],"using":[11],"a":[12,34,60,90,98,107,115,135,141,161],"nonlinear":[13,108,124],"dynamical":[14,110],"system,":[15,35],"composed":[16],"the":[18,23,30,39,45,51,65,70,74,94,103,104,131,167],"constraint":[21,62],"and":[22,42,54,118,126,156,163,188,201],"perspective":[24],"map.":[25],"time":[27],"derivative":[28],"output":[31],"such":[33,89],"which":[36,121,172],"is":[37,48],"called":[38],"\"motion":[40],"field\"":[41],"approximated":[43],"by":[44,146],"\"optical":[46],"flow\",":[47],"bilinear":[49],"in":[50,97,134,145,160,196],"parameters,":[53],"used":[57],"to":[58,123,129,178],"specify":[59],"subspace":[61],"on":[63,88,114,154,186],"either":[64],"direction":[66],"translation":[68],"or":[69],"inverse":[71],"depth":[72],"observed":[75],"points.":[76],"Estimating":[77],"then":[80],"formulated":[82],"as":[83,102],"an":[84],"optimization":[85,95,132],"task":[86,133],"constrained":[87],"subspace.":[91],"We":[92],"pose":[93],"system":[99,111],"theoretic":[100],"framework":[101],"identification":[105,127],"implicit":[109],"with":[112],"parameters":[113],"differentiable":[116],"manifold,":[117],"use":[119],"techniques":[120,181],"pertain":[122],"estimation":[125,170],"theory":[128],"perform":[130],"principled":[136],"manner.":[137],"application":[139],"general":[142],"method":[143],"presented":[144],"Soatto":[147],"et":[148],"al.":[149],"(see":[150],"33rd.":[151],"IEEE":[152],"conf.":[153],"Decision":[155],"Control,":[157],"1994)":[158],"results":[159,195],"recursive":[162],"pseudo-optimal":[164],"solution":[165],"visual":[168],"problem,":[171],"has":[173],"robustness":[174],"properties":[175],"far":[176],"superior":[177],"other":[179],"existing":[180],"we":[182],"have":[183],"implemented.":[184],"Experiments":[185],"real":[187],"synthetic":[189],"image":[190],"sequences":[191],"show":[192],"very":[193],"promising":[194],"terms":[197],"robustness,":[199],"accuracy":[200],"computational":[202],"efficiency.>":[203]},"counts_by_year":[],"updated_date":"2026-10-06T10:28:23.643775","created_date":"2016-06-24T00:00:00"}
