{"id":"https://openalex.org/W2796935963","doi":"https://doi.org/10.1109/tgrs.2018.2800060","title":"Improved Hourly Estimates of Aerosol Optical Thickness Using Spatiotemporal Variability Derived From Himawari-8 Geostationary Satellite","display_name":"Improved Hourly Estimates of Aerosol Optical Thickness Using Spatiotemporal Variability Derived From Himawari-8 Geostationary Satellite","publication_year":2018,"publication_date":"2018-04-09","ids":{"openalex":"https://openalex.org/W2796935963","doi":"https://doi.org/10.1109/tgrs.2018.2800060","mag":"2796935963"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2018.2800060","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tgrs.2018.2800060","pdf_url":"https://ieeexplore.ieee.org/ielx7/36/8361943/08334203.pdf","source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"is_core":true,"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":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://ieeexplore.ieee.org/ielx7/36/8361943/08334203.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5011054866","display_name":"Maki Kikuchi","orcid":"https://orcid.org/0000-0002-5576-2809"},"institutions":[{"id":"https://openalex.org/I2800865746","display_name":"Japan Aerospace Exploration Agency","ror":"https://ror.org/059yhyy33","country_code":"JP","type":"facility","lineage":["https://openalex.org/I2800865746"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Maki Kikuchi","raw_affiliation_strings":["Earth Observation Research Center, Japan Aerospace Exploration Agency, Tsukuba, Japan"],"affiliations":[{"raw_affiliation_string":"Earth Observation Research Center, Japan Aerospace Exploration Agency, Tsukuba, Japan","institution_ids":["https://openalex.org/I2800865746"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061143135","display_name":"Hiroshi Murakami","orcid":"https://orcid.org/0000-0002-2917-8721"},"institutions":[{"id":"https://openalex.org/I2800865746","display_name":"Japan Aerospace Exploration Agency","ror":"https://ror.org/059yhyy33","country_code":"JP","type":"facility","lineage":["https://openalex.org/I2800865746"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroshi Murakami","raw_affiliation_strings":["Earth Observation Research Center, Japan Aerospace Exploration Agency, Tsukuba, Japan"],"affiliations":[{"raw_affiliation_string":"Earth Observation Research Center, Japan Aerospace Exploration Agency, Tsukuba, Japan","institution_ids":["https://openalex.org/I2800865746"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019784853","display_name":"Kentaroh Suzuki","orcid":"https://orcid.org/0000-0001-5315-2452"},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kentaroh Suzuki","raw_affiliation_strings":["Atmosphere and Ocean Research Institute, University of Tokyo, Kashiwa, Japan"],"affiliations":[{"raw_affiliation_string":"Atmosphere and Ocean Research Institute, University of Tokyo, Kashiwa, Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016049142","display_name":"Takashi M. Nagao","orcid":"https://orcid.org/0000-0002-5314-0352"},"institutions":[{"id":"https://openalex.org/I2800865746","display_name":"Japan Aerospace Exploration Agency","ror":"https://ror.org/059yhyy33","country_code":"JP","type":"facility","lineage":["https://openalex.org/I2800865746"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takashi M. Nagao","raw_affiliation_strings":["Earth Observation Research Center, Japan Aerospace Exploration Agency, Tsukuba, Japan"],"affiliations":[{"raw_affiliation_string":"Earth Observation Research Center, Japan Aerospace Exploration Agency, Tsukuba, Japan","institution_ids":["https://openalex.org/I2800865746"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5074074902","display_name":"Akiko Higurashi","orcid":null},"institutions":[{"id":"https://openalex.org/I200202764","display_name":"National Institute for Environmental Studies","ror":"https://ror.org/02hw5fp67","country_code":"JP","type":"education","lineage":["https://openalex.org/I200202764"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Akiko Higurashi","raw_affiliation_strings":["Center for Environmental Measurement and Analysis, National Institute for Environmental Studies, Tsukuba, Japan"],"affiliations":[{"raw_affiliation_string":"Center for Environmental Measurement and Analysis, National Institute for Environmental Studies, Tsukuba, Japan","institution_ids":["https://openalex.org/I200202764"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5011054866"],"corresponding_institution_ids":["https://openalex.org/I2800865746"],"apc_list":null,"apc_paid":null,"fwci":10.9611,"has_fulltext":true,"cited_by_count":152,"citation_normalized_percentile":{"value":0.98998709,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":"56","issue":"6","first_page":"3442","last_page":"3455"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10347","display_name":"Atmospheric aerosols and clouds","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10347","display_name":"Atmospheric aerosols and clouds","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10075","display_name":"Atmospheric chemistry and aerosols","score":0.9987000226974487,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11320","display_name":"Atmospheric Ozone and Climate","score":0.991599977016449,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/geostationary-orbit","display_name":"Geostationary orbit","score":0.9281224012374878},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.7148457765579224},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.7057836055755615},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.6850678324699402},{"id":"https://openalex.org/keywords/aerosol","display_name":"Aerosol","score":0.6674908399581909},{"id":"https://openalex.org/keywords/temporal-resolution","display_name":"Temporal resolution","score":0.6199374198913574},{"id":"https://openalex.org/keywords/geostationary-operational-environmental-satellite","display_name":"Geostationary Operational Environmental Satellite","score":0.6155883073806763},{"id":"https://openalex.org/keywords/image-resolution","display_name":"Image resolution","score":0.5358295440673828},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.48376914858818054},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.4517473876476288},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.2810574769973755},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.12645408511161804},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.08700791001319885},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.08097216486930847},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.07642236351966858},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.06836095452308655}],"concepts":[{"id":"https://openalex.org/C16405173","wikidata":"https://www.wikidata.org/wiki/Q192316","display_name":"Geostationary orbit","level":3,"score":0.9281224012374878},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.7148457765579224},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.7057836055755615},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.6850678324699402},{"id":"https://openalex.org/C2779345167","wikidata":"https://www.wikidata.org/wiki/Q104541","display_name":"Aerosol","level":2,"score":0.6674908399581909},{"id":"https://openalex.org/C119666444","wikidata":"https://www.wikidata.org/wiki/Q5977280","display_name":"Temporal resolution","level":2,"score":0.6199374198913574},{"id":"https://openalex.org/C104110773","wikidata":"https://www.wikidata.org/wiki/Q976688","display_name":"Geostationary Operational Environmental Satellite","level":3,"score":0.6155883073806763},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.5358295440673828},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.48376914858818054},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.4517473876476288},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2810574769973755},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.12645408511161804},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.08700791001319885},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.08097216486930847},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.07642236351966858},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.06836095452308655},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tgrs.2018.2800060","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tgrs.2018.2800060","pdf_url":"https://ieeexplore.ieee.org/ielx7/36/8361943/08334203.pdf","source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"is_core":true,"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":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:repository.exst.jaxa.jp:a-is/886144","is_oa":true,"landing_page_url":"https://repository.exst.jaxa.jp/dspace/handle/a-is/886144","pdf_url":null,"source":{"id":"https://openalex.org/S4306400084","display_name":"JAXA Repository (JAXA)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I2800865746","host_organization_name":"Japan Aerospace Exploration Agency","host_organization_lineage":["https://openalex.org/I2800865746"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Journal Article"}],"best_oa_location":{"id":"doi:10.1109/tgrs.2018.2800060","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tgrs.2018.2800060","pdf_url":"https://ieeexplore.ieee.org/ielx7/36/8361943/08334203.pdf","source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"is_core":true,"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":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3467662043","display_name":null,"funder_award_id":"JP16678529","funder_id":"https://openalex.org/F4320320912","funder_display_name":"Ministry of Education, Culture, Sports, Science and Technology"}],"funders":[{"id":"https://openalex.org/F4320320912","display_name":"Ministry of Education, Culture, Sports, Science and Technology","ror":"https://ror.org/048rj2z13"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2796935963.pdf","grobid_xml":"https://content.openalex.org/works/W2796935963.grobid-xml"},"referenced_works_count":31,"referenced_works":["https://openalex.org/W1538694567","https://openalex.org/W1611150858","https://openalex.org/W1776399632","https://openalex.org/W1919576167","https://openalex.org/W1985291954","https://openalex.org/W1993814425","https://openalex.org/W2005205704","https://openalex.org/W2011876899","https://openalex.org/W2020008223","https://openalex.org/W2048522484","https://openalex.org/W2079306629","https://openalex.org/W2079718315","https://openalex.org/W2080420173","https://openalex.org/W2082426215","https://openalex.org/W2089433206","https://openalex.org/W2092548950","https://openalex.org/W2097234684","https://openalex.org/W2098835711","https://openalex.org/W2102153636","https://openalex.org/W2128329532","https://openalex.org/W2145943926","https://openalex.org/W2151896708","https://openalex.org/W2164479725","https://openalex.org/W2167929905","https://openalex.org/W2168314263","https://openalex.org/W2174539376","https://openalex.org/W2181943203","https://openalex.org/W2345254164","https://openalex.org/W2798095810","https://openalex.org/W4240733927","https://openalex.org/W6750309557"],"related_works":["https://openalex.org/W2004883706","https://openalex.org/W4404238695","https://openalex.org/W2174007544","https://openalex.org/W2774780440","https://openalex.org/W2979720229","https://openalex.org/W2392459829","https://openalex.org/W2177023334","https://openalex.org/W3105609730","https://openalex.org/W2157682355","https://openalex.org/W2796935963"],"abstract_inverted_index":{"We":[0],"developed":[1],"a":[2],"scheme":[3],"to":[4,59,80],"improve":[5],"hourly":[6,62,98],"estimates":[7],"of":[8,30,34,49,68,76,90,113,129],"aerosol":[9,106],"optical":[10],"thickness":[11],"(AOT)":[12],"from":[13,51,85,96,104],"the":[14,21,31,35,52,74,97,105,114],"Advanced":[15],"Himawari":[16],"Imager":[17],"(AHI)":[18],"onboard":[19],"Himawari-8,":[20],"Japan":[22],"Meteorological":[23],"Agency's":[24],"latest":[25],"geostationary":[26],"satellite.":[27],"Taking":[28],"advantage":[29],"sampling":[32],"characteristics":[33],"AHI":[36],"(10-min":[37],"temporal":[38,45,88],"and":[39,46,55,82,87,116,121],"subkilometer":[40],"spatial":[41,47,86],"resolution),":[42],"we":[43],"quantify":[44],"variability":[48],"AOT":[50],"observations":[53],"(AOToriginal)":[54],"utilize":[56],"this":[57],"information":[58],"develop":[60],"an":[61,127],"algorithm":[63,99],"that":[64],"produces":[65],"two":[66],"sets":[67],"derived":[69,72,84],"AOTs:":[70],"AOTpure,":[71],"by":[73],"application":[75],"strict":[77],"cloud":[78],"screening":[79],"AOToriginal,":[81],"AOTmerged,":[83],"interpolations":[89],"AOTpure.":[91],"The":[92,109],"AOTs":[93],"thus":[94],"obtained":[95],"were":[100,119],"validated":[101],"against":[102],"measurements":[103],"robotic":[107],"network.":[108],"root-mean-square":[110],"errors":[111],"(RMSEs)":[112],"AOTpure":[115],"AOTmerged":[117],"products":[118],"0.14":[120],"0.11,":[122],"respectively,":[123],"providing":[124],"improvement":[125],"over":[126],"RMSE":[128],"0.20":[130],"for":[131],"AOToriginal.":[132]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":13},{"year":2024,"cited_by_count":25},{"year":2023,"cited_by_count":14},{"year":2022,"cited_by_count":22},{"year":2021,"cited_by_count":23},{"year":2020,"cited_by_count":27},{"year":2019,"cited_by_count":16},{"year":2018,"cited_by_count":9}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}
