{"id":"https://openalex.org/W2791125214","doi":"https://doi.org/10.3390/s18020619","title":"HPT: A High Spatial Resolution Multispectral Sensor for Microsatellite Remote Sensing","display_name":"HPT: A High Spatial Resolution Multispectral Sensor for Microsatellite Remote Sensing","publication_year":2018,"publication_date":"2018-02-18","ids":{"openalex":"https://openalex.org/W2791125214","doi":"https://doi.org/10.3390/s18020619","mag":"2791125214","pmid":"https://pubmed.ncbi.nlm.nih.gov/29463022"},"language":"en","primary_location":{"id":"doi:10.3390/s18020619","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s18020619","pdf_url":"https://www.mdpi.com/1424-8220/18/2/619/pdf?version=1519292422","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"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":"Sensors","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/18/2/619/pdf?version=1519292422","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5089772568","display_name":"Junichi Kurihara","orcid":"https://orcid.org/0000-0003-3896-7252"},"institutions":[{"id":"https://openalex.org/I205349734","display_name":"Hokkaido University","ror":"https://ror.org/02e16g702","country_code":"JP","type":"education","lineage":["https://openalex.org/I205349734"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Junichi Kurihara","raw_affiliation_strings":["Faculty of Science, Hokkaido University, Kita 10 Nishi 8, Kita-ku, Sapporo 060-0810, Japan"],"raw_orcid":"https://orcid.org/0000-0003-3896-7252","affiliations":[{"raw_affiliation_string":"Faculty of Science, Hokkaido University, Kita 10 Nishi 8, Kita-ku, Sapporo 060-0810, Japan","institution_ids":["https://openalex.org/I205349734"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086052260","display_name":"Yukihiro Takahashi","orcid":"https://orcid.org/0000-0002-3252-9502"},"institutions":[{"id":"https://openalex.org/I205349734","display_name":"Hokkaido University","ror":"https://ror.org/02e16g702","country_code":"JP","type":"education","lineage":["https://openalex.org/I205349734"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yukihiro Takahashi","raw_affiliation_strings":["Faculty of Science, Hokkaido University, Kita 10 Nishi 8, Kita-ku, Sapporo 060-0810, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Science, Hokkaido University, Kita 10 Nishi 8, Kita-ku, Sapporo 060-0810, Japan","institution_ids":["https://openalex.org/I205349734"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004541451","display_name":"Yuji Sakamoto","orcid":"https://orcid.org/0000-0001-5908-0015"},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yuji Sakamoto","raw_affiliation_strings":["Department of Aerospace Engineering, Tohoku University, Aramaki Aza Aoba 6-6-11, Sendai 980-8579, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Aerospace Engineering, Tohoku University, Aramaki Aza Aoba 6-6-11, Sendai 980-8579, Japan","institution_ids":["https://openalex.org/I201537933"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039088371","display_name":"Toshinori Kuwahara","orcid":"https://orcid.org/0000-0003-3629-5173"},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Toshinori Kuwahara","raw_affiliation_strings":["Department of Aerospace Engineering, Tohoku University, Aramaki Aza Aoba 6-6-11, Sendai 980-8579, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Aerospace Engineering, Tohoku University, Aramaki Aza Aoba 6-6-11, Sendai 980-8579, Japan","institution_ids":["https://openalex.org/I201537933"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5023419492","display_name":"Kazuya Yoshida","orcid":"https://orcid.org/0000-0003-3889-5877"},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kazuya Yoshida","raw_affiliation_strings":["Department of Aerospace Engineering, Tohoku University, Aramaki Aza Aoba 6-6-11, Sendai 980-8579, Japan"],"raw_orcid":"https://orcid.org/0000-0003-3889-5877","affiliations":[{"raw_affiliation_string":"Department of Aerospace Engineering, Tohoku University, Aramaki Aza Aoba 6-6-11, Sendai 980-8579, Japan","institution_ids":["https://openalex.org/I201537933"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5089772568"],"corresponding_institution_ids":["https://openalex.org/I205349734"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2673},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2673},"fwci":1.4297,"has_fulltext":true,"cited_by_count":27,"citation_normalized_percentile":{"value":0.78496517,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"18","issue":"2","first_page":"619","last_page":"619"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13890","display_name":"Remote Sensing and Land Use","score":0.9940999746322632,"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"}},"topics":[{"id":"https://openalex.org/T13890","display_name":"Remote Sensing and Land Use","score":0.9940999746322632,"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/T12983","display_name":"Satellite Image Processing and Photogrammetry","score":0.9934999942779541,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/T10689","display_name":"Remote-Sensing Image Classification","score":0.9915000200271606,"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/multispectral-image","display_name":"Multispectral image","score":0.8910919427871704},{"id":"https://openalex.org/keywords/hyperspectral-imaging","display_name":"Hyperspectral imaging","score":0.8656963109970093},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.8412833213806152},{"id":"https://openalex.org/keywords/liquid-crystal-tunable-filter","display_name":"Liquid crystal tunable filter","score":0.8073412775993347},{"id":"https://openalex.org/keywords/image-resolution","display_name":"Image resolution","score":0.6185916662216187},{"id":"https://openalex.org/keywords/payload","display_name":"Payload (computing)","score":0.517537534236908},{"id":"https://openalex.org/keywords/spectral-resolution","display_name":"Spectral resolution","score":0.44635283946990967},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4304330348968506},{"id":"https://openalex.org/keywords/multispectral-pattern-recognition","display_name":"Multispectral pattern recognition","score":0.4274742007255554},{"id":"https://openalex.org/keywords/remote-sensing-application","display_name":"Remote sensing application","score":0.41963472962379456},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.4181838035583496},{"id":"https://openalex.org/keywords/imaging-spectroscopy","display_name":"Imaging spectroscopy","score":0.41305720806121826},{"id":"https://openalex.org/keywords/image-sensor","display_name":"Image sensor","score":0.41303616762161255},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2658287286758423},{"id":"https://openalex.org/keywords/wavelength","display_name":"Wavelength","score":0.2553558051586151},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.2508624196052551},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.17146170139312744},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.14964476227760315},{"id":"https://openalex.org/keywords/spectral-line","display_name":"Spectral line","score":0.11994272470474243}],"concepts":[{"id":"https://openalex.org/C173163844","wikidata":"https://www.wikidata.org/wiki/Q1761440","display_name":"Multispectral image","level":2,"score":0.8910919427871704},{"id":"https://openalex.org/C159078339","wikidata":"https://www.wikidata.org/wiki/Q959005","display_name":"Hyperspectral imaging","level":2,"score":0.8656963109970093},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.8412833213806152},{"id":"https://openalex.org/C182183295","wikidata":"https://www.wikidata.org/wiki/Q6557432","display_name":"Liquid crystal tunable filter","level":3,"score":0.8073412775993347},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.6185916662216187},{"id":"https://openalex.org/C134066672","wikidata":"https://www.wikidata.org/wiki/Q1424639","display_name":"Payload (computing)","level":3,"score":0.517537534236908},{"id":"https://openalex.org/C124967146","wikidata":"https://www.wikidata.org/wiki/Q3457898","display_name":"Spectral resolution","level":3,"score":0.44635283946990967},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4304330348968506},{"id":"https://openalex.org/C104541649","wikidata":"https://www.wikidata.org/wiki/Q6935090","display_name":"Multispectral pattern recognition","level":3,"score":0.4274742007255554},{"id":"https://openalex.org/C183365957","wikidata":"https://www.wikidata.org/wiki/Q17140402","display_name":"Remote sensing application","level":3,"score":0.41963472962379456},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.4181838035583496},{"id":"https://openalex.org/C158479148","wikidata":"https://www.wikidata.org/wiki/Q609991","display_name":"Imaging spectroscopy","level":3,"score":0.41305720806121826},{"id":"https://openalex.org/C76935873","wikidata":"https://www.wikidata.org/wiki/Q209121","display_name":"Image sensor","level":2,"score":0.41303616762161255},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2658287286758423},{"id":"https://openalex.org/C6260449","wikidata":"https://www.wikidata.org/wiki/Q41364","display_name":"Wavelength","level":2,"score":0.2553558051586151},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2508624196052551},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.17146170139312744},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.14964476227760315},{"id":"https://openalex.org/C4839761","wikidata":"https://www.wikidata.org/wiki/Q212111","display_name":"Spectral line","level":2,"score":0.11994272470474243},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.3390/s18020619","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s18020619","pdf_url":"https://www.mdpi.com/1424-8220/18/2/619/pdf?version=1519292422","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"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":"Sensors","raw_type":"journal-article"},{"id":"pmid:29463022","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/29463022","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:pubmedcentral.nih.gov:5856108","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/5856108","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"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":"Sensors (Basel)","raw_type":"Text"},{"id":"pmh:oai:doaj.org/article:aafdf315793a471abb0411e223119a5b","is_oa":true,"landing_page_url":"https://doaj.org/article/aafdf315793a471abb0411e223119a5b","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors, Vol 18, Iss 2, p 619 (2018)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/1424-8220/18/2/619/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/s18020619","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":"Sensors; Volume 18; Issue 2; Pages: 619","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s18020619","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s18020619","pdf_url":"https://www.mdpi.com/1424-8220/18/2/619/pdf?version=1519292422","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"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":"Sensors","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320912","display_name":"Ministry of Education, Culture, Sports, Science and Technology","ror":"https://ror.org/048rj2z13"},{"id":"https://openalex.org/F4320332183","display_name":"U.S. Geological Survey","ror":"https://ror.org/035a68863"},{"id":"https://openalex.org/F4320334764","display_name":"Japan Society for the Promotion of Science","ror":"https://ror.org/00hhkn466"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2791125214.pdf","grobid_xml":"https://content.openalex.org/works/W2791125214.grobid-xml"},"referenced_works_count":19,"referenced_works":["https://openalex.org/W1599758499","https://openalex.org/W1970181714","https://openalex.org/W1972080257","https://openalex.org/W1985051078","https://openalex.org/W1992647892","https://openalex.org/W2001564322","https://openalex.org/W2002297385","https://openalex.org/W2010344182","https://openalex.org/W2078759064","https://openalex.org/W2139023146","https://openalex.org/W2151103935","https://openalex.org/W2181355678","https://openalex.org/W2528032157","https://openalex.org/W2550859557","https://openalex.org/W2773589087","https://openalex.org/W6627473853","https://openalex.org/W6643400292","https://openalex.org/W6727849642","https://openalex.org/W6729372222"],"related_works":["https://openalex.org/W3211004472","https://openalex.org/W2045506004","https://openalex.org/W2374876542","https://openalex.org/W2062712574","https://openalex.org/W2359641314","https://openalex.org/W2065958475","https://openalex.org/W1981312050","https://openalex.org/W1995465284","https://openalex.org/W2059268406","https://openalex.org/W4312088035"],"abstract_inverted_index":{"Although":[0],"nano/microsatellites":[1],"have":[2,84],"great":[3],"potential":[4],"as":[5],"remote":[6,114,132],"sensing":[7,115,133],"platforms,":[8],"the":[9,30,37,48,52,56,66,89,94],"spatial":[10,26],"and":[11,62,91,107],"spectral":[12],"resolutions":[13],"of":[14,51,58],"an":[15,123],"optical":[16],"payload":[17],"instrument":[18],"are":[19],"limited.":[20],"In":[21],"this":[22],"study,":[23],"a":[24,63],"high":[25],"resolution":[27],"multispectral":[28],"sensor,":[29],"High-Precision":[31],"Telescope":[32],"(HPT),":[33],"was":[34],"developed":[35,87],"for":[36,55,77,88,129],"RISING-2":[38],"microsatellite.":[39],"The":[40,98],"HPT":[41,90],"has":[42],"four":[43],"image":[44,81,95],"sensors:":[45],"three":[46],"in":[47,65,93,112],"visible":[49],"region":[50],"spectrum":[53],"used":[54],"composition":[57],"true":[59],"color":[60],"images,":[61,106],"fourth":[64],"near-infrared":[67],"region,":[68],"which":[69],"employs":[70],"liquid":[71],"crystal":[72],"tunable":[73],"filter":[74],"(LCTF)":[75],"technology":[76,119],"wavelength":[78],"scanning.":[79],"Band-to-band":[80],"registration":[82],"methods":[83],"also":[85],"been":[86],"implemented":[92],"processing":[96],"procedure.":[97],"processed":[99],"images":[100],"were":[101],"compared":[102],"with":[103],"other":[104],"satellite":[105],"proven":[108],"to":[109],"be":[110,121],"useful":[111],"various":[113],"applications.":[116],"Thus,":[117],"LCTF":[118],"can":[120],"considered":[122],"innovative":[124],"tool":[125],"that":[126],"is":[127],"suitable":[128],"future":[130],"multi/hyperspectral":[131],"by":[134],"nano/microsatellites.":[135]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":1}],"updated_date":"2026-08-11T07:18:39.950985","created_date":"2025-10-10T00:00:00"}
