{"id":"https://openalex.org/W3049328074","doi":"https://doi.org/10.3390/rs12162643","title":"Determination of Cloud Motion Applying the Lucas-Kanade Method to Sky Cam Imagery","display_name":"Determination of Cloud Motion Applying the Lucas-Kanade Method to Sky Cam Imagery","publication_year":2020,"publication_date":"2020-08-16","ids":{"openalex":"https://openalex.org/W3049328074","doi":"https://doi.org/10.3390/rs12162643","mag":"3049328074"},"language":"en","primary_location":{"id":"doi:10.3390/rs12162643","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs12162643","pdf_url":"https://www.mdpi.com/2072-4292/12/16/2643/pdf?version=1597585707","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2072-4292/12/16/2643/pdf?version=1597585707","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5112519369","display_name":"Rom\u00e1n Mondrag\u00f3n","orcid":null},"institutions":[{"id":"https://openalex.org/I8961855","display_name":"Universidad Nacional Aut\u00f3noma de M\u00e9xico","ror":"https://ror.org/01tmp8f25","country_code":"MX","type":"education","lineage":["https://openalex.org/I8961855"]}],"countries":["MX"],"is_corresponding":false,"raw_author_name":"Rom\u00e1n Mondrag\u00f3n","raw_affiliation_strings":["Department of Solar Radiation at the Geophysics, Institute of the National Autonomous, University of M\u00e9xico, M\u00e9xico City 4513, Mexico"],"affiliations":[{"raw_affiliation_string":"Department of Solar Radiation at the Geophysics, Institute of the National Autonomous, University of M\u00e9xico, M\u00e9xico City 4513, Mexico","institution_ids":["https://openalex.org/I8961855"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055298843","display_name":"Joaqu\u00edn Alonso-Montesinos","orcid":null},"institutions":[{"id":"https://openalex.org/I52354020","display_name":"University of Almer\u00eda","ror":"https://ror.org/003d3xx08","country_code":"ES","type":"education","lineage":["https://openalex.org/I52354020"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Joaqu\u00edn Alonso-Montesinos","raw_affiliation_strings":["CIESOL, Joint Centre of the University of Almer\u00eda-CIEMAT, 04120 Almer\u00eda, Spain","Department of Chemistry and Physics, University of Almer\u00eda, 04120 Almer\u00eda, Spain"],"affiliations":[{"raw_affiliation_string":"CIESOL, Joint Centre of the University of Almer\u00eda-CIEMAT, 04120 Almer\u00eda, Spain","institution_ids":["https://openalex.org/I52354020"]},{"raw_affiliation_string":"Department of Chemistry and Physics, University of Almer\u00eda, 04120 Almer\u00eda, Spain","institution_ids":["https://openalex.org/I52354020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074841693","display_name":"David Riveros-Rosas","orcid":"https://orcid.org/0000-0002-4213-7043"},"institutions":[{"id":"https://openalex.org/I8961855","display_name":"Universidad Nacional Aut\u00f3noma de M\u00e9xico","ror":"https://ror.org/01tmp8f25","country_code":"MX","type":"education","lineage":["https://openalex.org/I8961855"]}],"countries":["MX"],"is_corresponding":false,"raw_author_name":"David Riveros-Rosas","raw_affiliation_strings":["Department of Solar Radiation at the Geophysics, Institute of the National Autonomous, University of M\u00e9xico, M\u00e9xico City 4513, Mexico"],"affiliations":[{"raw_affiliation_string":"Department of Solar Radiation at the Geophysics, Institute of the National Autonomous, University of M\u00e9xico, M\u00e9xico City 4513, Mexico","institution_ids":["https://openalex.org/I8961855"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5030278894","display_name":"R. Bonifaz","orcid":null},"institutions":[{"id":"https://openalex.org/I8961855","display_name":"Universidad Nacional Aut\u00f3noma de M\u00e9xico","ror":"https://ror.org/01tmp8f25","country_code":"MX","type":"education","lineage":["https://openalex.org/I8961855"]}],"countries":["MX"],"is_corresponding":false,"raw_author_name":"Roberto Bonifaz","raw_affiliation_strings":["Department of Solar Radiation at the Geophysics, Institute of the National Autonomous, University of M\u00e9xico, M\u00e9xico City 4513, Mexico"],"affiliations":[{"raw_affiliation_string":"Department of Solar Radiation at the Geophysics, Institute of the National Autonomous, University of M\u00e9xico, M\u00e9xico City 4513, Mexico","institution_ids":["https://openalex.org/I8961855"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5055298843"],"corresponding_institution_ids":["https://openalex.org/I52354020"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2707},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2707},"fwci":1.6236,"has_fulltext":true,"cited_by_count":21,"citation_normalized_percentile":{"value":0.87391232,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"12","issue":"16","first_page":"2643","last_page":"2643"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11276","display_name":"Solar Radiation and Photovoltaics","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T11276","display_name":"Solar Radiation and Photovoltaics","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T10468","display_name":"Photovoltaic System Optimization Techniques","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10905","display_name":"Solar Thermal and Photovoltaic Systems","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.7264090776443481},{"id":"https://openalex.org/keywords/sky","display_name":"Sky","score":0.6524481773376465},{"id":"https://openalex.org/keywords/advection","display_name":"Advection","score":0.6260038614273071},{"id":"https://openalex.org/keywords/displacement","display_name":"Displacement (psychology)","score":0.5286805033683777},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.5203404426574707},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4711441099643707},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.41863542795181274},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.3985312581062317},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.20491835474967957},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.11024558544158936}],"concepts":[{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.7264090776443481},{"id":"https://openalex.org/C73329638","wikidata":"https://www.wikidata.org/wiki/Q527","display_name":"Sky","level":2,"score":0.6524481773376465},{"id":"https://openalex.org/C5072599","wikidata":"https://www.wikidata.org/wiki/Q379788","display_name":"Advection","level":2,"score":0.6260038614273071},{"id":"https://openalex.org/C107551265","wikidata":"https://www.wikidata.org/wiki/Q1458245","display_name":"Displacement (psychology)","level":2,"score":0.5286805033683777},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.5203404426574707},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4711441099643707},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.41863542795181274},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.3985312581062317},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.20491835474967957},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.11024558544158936},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.0},{"id":"https://openalex.org/C542102704","wikidata":"https://www.wikidata.org/wiki/Q183257","display_name":"Psychotherapist","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.3390/rs12162643","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs12162643","pdf_url":"https://www.mdpi.com/2072-4292/12/16/2643/pdf?version=1597585707","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:dnet:riualreposit::3cf39c7360c519c6b78b2311208160c4","is_oa":true,"landing_page_url":"http://hdl.handle.net/10835/8410","pdf_url":null,"source":{"id":"https://openalex.org/S4306402641","display_name":"LA Referencia (Red Federada de Repositorios Institucionales de Publicaciones Cient\u00edficas)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4383465926","host_organization_name":"LA Referencia","host_organization_lineage":["https://openalex.org/I4383465926"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:doaj.org/article:21493ea72bcb4cecafbbcfeb5f7aadcb","is_oa":true,"landing_page_url":"https://doaj.org/article/21493ea72bcb4cecafbbcfeb5f7aadcb","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing, Vol 12, Iss 16, p 2643 (2020)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2072-4292/12/16/2643/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/rs12162643","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/rs12162643","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs12162643","pdf_url":"https://www.mdpi.com/2072-4292/12/16/2643/pdf?version=1597585707","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.8600000143051147,"display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G1076797115","display_name":null,"funder_award_id":"co-funded","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G1272470324","display_name":null,"funder_award_id":"ENE2014-59454-C3-1, 2 and 3","funder_id":"https://openalex.org/F4320315062","funder_display_name":"Ministerio de Ciencia, Innovaci\u00f3n y Universidades"},{"id":"https://openalex.org/G1328945717","display_name":null,"funder_award_id":"PAPIIT","funder_id":"https://openalex.org/F4320335100","funder_display_name":"Direcci\u00f3n General de Asuntos del Personal Acad\u00e9mico, Universidad Nacional Aut\u00f3noma de M\u00e9xico"},{"id":"https://openalex.org/G2492282099","display_name":null,"funder_award_id":"ENE2017-83790-C3-1, 2 and 3","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G2803768366","display_name":null,"funder_award_id":"DGAPA","funder_id":"https://openalex.org/F4320323401","funder_display_name":"Universidad Nacional Aut\u00f3noma de M\u00e9xico"},{"id":"https://openalex.org/G4206071017","display_name":null,"funder_award_id":"ENE2014-59454-C3-1","funder_id":"https://openalex.org/F4320321837","funder_display_name":"Ministerio de Econom\u00eda y Competitividad"},{"id":"https://openalex.org/G4531677044","display_name":null,"funder_award_id":"grant","funder_id":"https://openalex.org/F4320321837","funder_display_name":"Ministerio de Econom\u00eda y Competitividad"},{"id":"https://openalex.org/G5077207153","display_name":null,"funder_award_id":"PAPIIT","funder_id":"https://openalex.org/F4320323401","funder_display_name":"Universidad Nacional Aut\u00f3noma de M\u00e9xico"},{"id":"https://openalex.org/G6471601267","display_name":null,"funder_award_id":"DGAPA-UNAM","funder_id":"https://openalex.org/F4320335100","funder_display_name":"Direcci\u00f3n General de Asuntos del Personal Acad\u00e9mico, Universidad Nacional Aut\u00f3noma de M\u00e9xico"},{"id":"https://openalex.org/G7239457715","display_name":null,"funder_award_id":"ENE2014-59454-C3-1, 2 and 3","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G7620742044","display_name":null,"funder_award_id":"ENE2014-59454-C3-1, 2 and 3","funder_id":"https://openalex.org/F4320321837","funder_display_name":"Ministerio de Econom\u00eda y Competitividad"},{"id":"https://openalex.org/G820132252","display_name":null,"funder_award_id":"DGAPA-UNAM","funder_id":"https://openalex.org/F4320323401","funder_display_name":"Universidad Nacional Aut\u00f3noma de M\u00e9xico"},{"id":"https://openalex.org/G8935850532","display_name":null,"funder_award_id":"ENE2017-83790-C3-1, 2 and 3","funder_id":"https://openalex.org/F4320315062","funder_display_name":"Ministerio de Ciencia, Innovaci\u00f3n y Universidades"}],"funders":[{"id":"https://openalex.org/F4320315062","display_name":"Ministerio de Ciencia, Innovaci\u00f3n y Universidades","ror":null},{"id":"https://openalex.org/F4320321837","display_name":"Ministerio de Econom\u00eda y Competitividad","ror":"https://ror.org/034900433"},{"id":"https://openalex.org/F4320323401","display_name":"Universidad Nacional Aut\u00f3noma de M\u00e9xico","ror":"https://ror.org/01tmp8f25"},{"id":"https://openalex.org/F4320331435","display_name":"Universidad de Almer\u00eda","ror":"https://ror.org/003d3xx08"},{"id":"https://openalex.org/F4320335100","display_name":"Direcci\u00f3n General de Asuntos del Personal Acad\u00e9mico, Universidad Nacional Aut\u00f3noma de M\u00e9xico","ror":"https://ror.org/01tmp8f25"},{"id":"https://openalex.org/F4320335322","display_name":"European Regional Development Fund","ror":"https://ror.org/00k4n6c32"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3049328074.pdf","grobid_xml":"https://content.openalex.org/works/W3049328074.grobid-xml"},"referenced_works_count":26,"referenced_works":["https://openalex.org/W1186169448","https://openalex.org/W1646413597","https://openalex.org/W1966851427","https://openalex.org/W1978041909","https://openalex.org/W1982237912","https://openalex.org/W2013936335","https://openalex.org/W2016775499","https://openalex.org/W2034949274","https://openalex.org/W2042511026","https://openalex.org/W2070826863","https://openalex.org/W2072487187","https://openalex.org/W2092982254","https://openalex.org/W2105602843","https://openalex.org/W2118877769","https://openalex.org/W2285118198","https://openalex.org/W2358025678","https://openalex.org/W2524299015","https://openalex.org/W2530982155","https://openalex.org/W2541227767","https://openalex.org/W2729373857","https://openalex.org/W2800677038","https://openalex.org/W2887443235","https://openalex.org/W2898399263","https://openalex.org/W2942449288","https://openalex.org/W2963190991","https://openalex.org/W3015707496"],"related_works":["https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2245358137","https://openalex.org/W2528420922","https://openalex.org/W2587830478","https://openalex.org/W3010033880","https://openalex.org/W4286825833","https://openalex.org/W2554059268","https://openalex.org/W2919291704","https://openalex.org/W4244478748"],"abstract_inverted_index":{"The":[0],"atmospheric":[1],"conditions":[2,118],"existing":[3],"where":[4],"concentrated":[5],"solar":[6,35,66],"power":[7],"plants":[8],"(CSP)":[9],"are":[10],"installed":[11],"need":[12],"to":[13,62,93,142,151],"be":[14],"carefully":[15],"studied.":[16],"A":[17],"very":[18],"important":[19],"reason":[20],"for":[21,58,84,115,167],"this":[22,101],"is":[23,46,76,91,161],"because":[24],"the":[25,39,49,80,110,123,139,147,154,158,170],"presence":[26],"of":[27,48,71,157],"clouds":[28],"causes":[29],"drops":[30,64],"in":[31,43,65],"electricity":[32],"generated":[33],"from":[34,129],"energy.":[36],"Therefore,":[37],"forecasting":[38],"cloud":[40,72,81,98,111,120,159],"displacement":[41,113],"trajectory":[42,114],"real":[44],"time":[45],"one":[47],"functions":[50],"and":[51,61,97,119,138],"tools":[52],"that":[53,107],"CSP":[54],"operators":[55],"must":[56],"develop":[57],"plant":[59],"optimization,":[60],"anticipate":[63],"irradiance.":[67],"For":[68],"short":[69,148],"forecast":[70,86],"movement":[73],"(10":[74],"min)":[75],"enough":[77],"with":[78,163],"describe":[79],"advection":[82,96,112],"while":[83,166],"longer":[85],"(over":[87],"15":[88],"min),":[89],"it":[90],"necessary":[92],"predict":[94,108],"both":[95],"changes.":[99],"In":[100,146],"paper,":[102],"we":[103],"present":[104],"a":[105,130],"model":[106],"only":[109],"different":[116],"sky":[117,131],"types":[121],"at":[122],"pixel":[124],"level,":[125],"using":[126],"images":[127],"obtained":[128],"camera,":[132],"as":[133,135],"well":[134],"mathematical":[136],"methods":[137],"Lucas-Kanade":[140],"method":[141],"measure":[143],"optical":[144],"flow.":[145],"term,":[149],"up":[150],"10":[152],"min":[153],"future":[155],"position":[156],"front":[160],"predicted":[162,172],"92%":[164],"certainty":[165],"25\u201330":[168],"min,":[169],"best":[171],"precision":[173],"was":[174],"82%.":[175]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}