{"id":"https://openalex.org/W2519561767","doi":"https://doi.org/10.1007/978-3-319-46487-9_41","title":"Focal Flow: Measuring Distance and Velocity with Defocus and Differential Motion","display_name":"Focal Flow: Measuring Distance and Velocity with Defocus and Differential Motion","publication_year":2016,"publication_date":"2016-01-01","ids":{"openalex":"https://openalex.org/W2519561767","doi":"https://doi.org/10.1007/978-3-319-46487-9_41","mag":"2519561767"},"language":"en","primary_location":{"id":"doi:10.1007/978-3-319-46487-9_41","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-319-46487-9_41","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"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/A5101836441","display_name":"E. Alexander","orcid":"https://orcid.org/0000-0002-6249-614X"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Emma Alexander","raw_affiliation_strings":["Harvard SEAS, Cambridge, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Harvard SEAS, Cambridge, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101834321","display_name":"Qi Guo","orcid":"https://orcid.org/0000-0002-8329-7668"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Qi Guo","raw_affiliation_strings":["Harvard SEAS, Cambridge, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Harvard SEAS, Cambridge, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012264636","display_name":"Sanjeev J. Koppal","orcid":"https://orcid.org/0000-0001-6769-8974"},"institutions":[{"id":"https://openalex.org/I33213144","display_name":"University of Florida","ror":"https://ror.org/02y3ad647","country_code":"US","type":"education","lineage":["https://openalex.org/I33213144"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sanjeev Koppal","raw_affiliation_strings":["University of Florida, Gainesville, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Florida, Gainesville, USA","institution_ids":["https://openalex.org/I33213144"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012875116","display_name":"Steven J. Gortler","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Steven Gortler","raw_affiliation_strings":["Harvard SEAS, Cambridge, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Harvard SEAS, Cambridge, USA","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5073071472","display_name":"Todd Zickler","orcid":"https://orcid.org/0000-0002-3853-1558"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Todd Zickler","raw_affiliation_strings":["Harvard SEAS, Cambridge, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Harvard SEAS, Cambridge, USA","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5101836441"],"corresponding_institution_ids":[],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":4.195,"has_fulltext":false,"cited_by_count":21,"citation_normalized_percentile":{"value":0.95101664,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"667","last_page":"682"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13114","display_name":"Image Processing Techniques and Applications","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T13114","display_name":"Image Processing Techniques and Applications","score":1.0,"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/T10531","display_name":"Advanced Vision and Imaging","score":0.9970999956130981,"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/T11897","display_name":"Digital Holography and Microscopy","score":0.9914000034332275,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5825487971305847},{"id":"https://openalex.org/keywords/aperture","display_name":"Aperture (computer memory)","score":0.5421169996261597},{"id":"https://openalex.org/keywords/focal-length","display_name":"Focal length","score":0.5373470187187195},{"id":"https://openalex.org/keywords/optical-flow","display_name":"Optical flow","score":0.5149417519569397},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5146399736404419},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5024943351745605},{"id":"https://openalex.org/keywords/monocular","display_name":"Monocular","score":0.4439373016357422},{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.42515674233436584},{"id":"https://openalex.org/keywords/measure","display_name":"Measure (data warehouse)","score":0.4236522316932678},{"id":"https://openalex.org/keywords/lens","display_name":"Lens (geology)","score":0.4214229881763458},{"id":"https://openalex.org/keywords/flow","display_name":"Flow (mathematics)","score":0.4193989932537079},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.4139268398284912},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.3846769332885742},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.29432350397109985},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.25333625078201294},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.25314638018608093},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.12137839198112488},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.11272010207176208}],"concepts":[{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5825487971305847},{"id":"https://openalex.org/C78336883","wikidata":"https://www.wikidata.org/wiki/Q4779385","display_name":"Aperture (computer memory)","level":2,"score":0.5421169996261597},{"id":"https://openalex.org/C82552819","wikidata":"https://www.wikidata.org/wiki/Q193540","display_name":"Focal length","level":3,"score":0.5373470187187195},{"id":"https://openalex.org/C155542232","wikidata":"https://www.wikidata.org/wiki/Q736111","display_name":"Optical flow","level":3,"score":0.5149417519569397},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5146399736404419},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5024943351745605},{"id":"https://openalex.org/C65909025","wikidata":"https://www.wikidata.org/wiki/Q1945033","display_name":"Monocular","level":2,"score":0.4439373016357422},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.42515674233436584},{"id":"https://openalex.org/C2780009758","wikidata":"https://www.wikidata.org/wiki/Q6804172","display_name":"Measure (data warehouse)","level":2,"score":0.4236522316932678},{"id":"https://openalex.org/C15336307","wikidata":"https://www.wikidata.org/wiki/Q1766051","display_name":"Lens (geology)","level":2,"score":0.4214229881763458},{"id":"https://openalex.org/C38349280","wikidata":"https://www.wikidata.org/wiki/Q1434290","display_name":"Flow (mathematics)","level":2,"score":0.4193989932537079},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.4139268398284912},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.3846769332885742},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.29432350397109985},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.25333625078201294},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.25314638018608093},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.12137839198112488},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.11272010207176208},{"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/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1007/978-3-319-46487-9_41","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-319-46487-9_41","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},{"id":"pmh:oai:dash.harvard.edu:1/37373921","is_oa":false,"landing_page_url":"http://doi.org/10.1007/978-3-319-46487-9_41.","pdf_url":null,"source":{"id":"https://openalex.org/S4306401540","display_name":"Digital Access to Scholarship at Harvard (DASH) (Harvard University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I136199984","host_organization_name":"Harvard University","host_organization_lineage":["https://openalex.org/I136199984"],"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":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","score":0.5199999809265137,"id":"https://metadata.un.org/sdg/11"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":37,"referenced_works":["https://openalex.org/W153034902","https://openalex.org/W600564195","https://openalex.org/W1502510213","https://openalex.org/W1535110911","https://openalex.org/W1712365389","https://openalex.org/W1964313029","https://openalex.org/W1980850943","https://openalex.org/W1993776477","https://openalex.org/W2016151598","https://openalex.org/W2028543208","https://openalex.org/W2043587476","https://openalex.org/W2047736581","https://openalex.org/W2054257093","https://openalex.org/W2056878999","https://openalex.org/W2076003922","https://openalex.org/W2083630328","https://openalex.org/W2084532287","https://openalex.org/W2107882199","https://openalex.org/W2113309376","https://openalex.org/W2137237260","https://openalex.org/W2143789285","https://openalex.org/W2149694199","https://openalex.org/W2151632846","https://openalex.org/W2154571593","https://openalex.org/W2155617382","https://openalex.org/W2161615310","https://openalex.org/W2162162078","https://openalex.org/W2162502230","https://openalex.org/W2168520700","https://openalex.org/W2295139436","https://openalex.org/W2537300680","https://openalex.org/W2732290163","https://openalex.org/W2751023760","https://openalex.org/W3038830718","https://openalex.org/W3117756332","https://openalex.org/W3131074427","https://openalex.org/W3158513731"],"related_works":["https://openalex.org/W2362982972","https://openalex.org/W4310508253","https://openalex.org/W2899776212","https://openalex.org/W2149109886","https://openalex.org/W3009804950","https://openalex.org/W2468858520","https://openalex.org/W2391906101","https://openalex.org/W1986315617","https://openalex.org/W2077215251","https://openalex.org/W4200527389"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":1}],"updated_date":"2026-08-04T08:18:43.703281","created_date":"2025-10-10T00:00:00"}