{"id":"https://openalex.org/W4220955330","doi":"https://doi.org/10.1109/sii52469.2022.9708811","title":"Estimation of Radiation Source Distribution Using Structure Information for Fukushima Daiichi Nuclear Power Plant Reactor","display_name":"Estimation of Radiation Source Distribution Using Structure Information for Fukushima Daiichi Nuclear Power Plant Reactor","publication_year":2022,"publication_date":"2022-01-09","ids":{"openalex":"https://openalex.org/W4220955330","doi":"https://doi.org/10.1109/sii52469.2022.9708811"},"language":"en","primary_location":{"id":"doi:10.1109/sii52469.2022.9708811","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sii52469.2022.9708811","pdf_url":null,"source":{"id":"https://openalex.org/S4363605592","display_name":"2022 IEEE/SICE International Symposium on System Integration (SII)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE/SICE International Symposium on System Integration (SII)","raw_type":"proceedings-article"},"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/A5000346512","display_name":"Ziheng Chao","orcid":"https://orcid.org/0000-0003-2596-4976"},"institutions":[{"id":"https://openalex.org/I153327471","display_name":"Bunkyo University","ror":"https://ror.org/053h75930","country_code":"JP","type":"education","lineage":["https://openalex.org/I153327471"]},{"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":"Ziheng Chao","raw_affiliation_strings":["University of Tokyo, Bunkyo, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Tokyo, Bunkyo, Tokyo, Japan","institution_ids":["https://openalex.org/I153327471","https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069375578","display_name":"Ren Komatsu","orcid":"https://orcid.org/0000-0002-6526-0802"},"institutions":[{"id":"https://openalex.org/I153327471","display_name":"Bunkyo University","ror":"https://ror.org/053h75930","country_code":"JP","type":"education","lineage":["https://openalex.org/I153327471"]},{"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":"Ren Komatsu","raw_affiliation_strings":["University of Tokyo, Bunkyo, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Tokyo, Bunkyo, Tokyo, Japan","institution_ids":["https://openalex.org/I153327471","https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030815105","display_name":"Hanwool Woo","orcid":"https://orcid.org/0000-0002-8586-4304"},"institutions":[{"id":"https://openalex.org/I153327471","display_name":"Bunkyo University","ror":"https://ror.org/053h75930","country_code":"JP","type":"education","lineage":["https://openalex.org/I153327471"]},{"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":"Hanwool Woo","raw_affiliation_strings":["University of Tokyo, Bunkyo, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Tokyo, Bunkyo, Tokyo, Japan","institution_ids":["https://openalex.org/I153327471","https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089543204","display_name":"Yusuke Tamura","orcid":"https://orcid.org/0000-0003-2981-7578"},"institutions":[{"id":"https://openalex.org/I4210093896","display_name":"Tohoku University Hospital","ror":"https://ror.org/00kcd6x60","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210093896"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yusuke Tamura","raw_affiliation_strings":["Tohoku University, Sendai, Miyagi, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tohoku University, Sendai, Miyagi, Japan","institution_ids":["https://openalex.org/I4210093896"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021260328","display_name":"Atsushi Yamashita","orcid":"https://orcid.org/0000-0003-1280-069X"},"institutions":[{"id":"https://openalex.org/I153327471","display_name":"Bunkyo University","ror":"https://ror.org/053h75930","country_code":"JP","type":"education","lineage":["https://openalex.org/I153327471"]},{"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":"Atsushi Yamashita","raw_affiliation_strings":["University of Tokyo, Bunkyo, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Tokyo, Bunkyo, Tokyo, Japan","institution_ids":["https://openalex.org/I153327471","https://openalex.org/I74801974"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5064103302","display_name":"Hajime Asama","orcid":"https://orcid.org/0000-0002-9482-497X"},"institutions":[{"id":"https://openalex.org/I153327471","display_name":"Bunkyo University","ror":"https://ror.org/053h75930","country_code":"JP","type":"education","lineage":["https://openalex.org/I153327471"]},{"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":"Hajime Asama","raw_affiliation_strings":["University of Tokyo, Bunkyo, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Tokyo, Bunkyo, Tokyo, Japan","institution_ids":["https://openalex.org/I153327471","https://openalex.org/I74801974"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1030","last_page":"1035"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11216","display_name":"Radiation Detection and Scintillator Technologies","score":0.9983999729156494,"subfield":{"id":"https://openalex.org/subfields/3108","display_name":"Radiation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11216","display_name":"Radiation Detection and Scintillator Technologies","score":0.9983999729156494,"subfield":{"id":"https://openalex.org/subfields/3108","display_name":"Radiation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10597","display_name":"Nuclear reactor physics and engineering","score":0.989799976348877,"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/T11949","display_name":"Nuclear Physics and Applications","score":0.9786999821662903,"subfield":{"id":"https://openalex.org/subfields/3108","display_name":"Radiation"},"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/nuclear-power-plant","display_name":"Nuclear power plant","score":0.7031323909759521},{"id":"https://openalex.org/keywords/radiation","display_name":"Radiation","score":0.5590067505836487},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4912800192832947},{"id":"https://openalex.org/keywords/estimation","display_name":"Estimation","score":0.46874454617500305},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.4612945318222046},{"id":"https://openalex.org/keywords/nuclear-engineering","display_name":"Nuclear engineering","score":0.4507633447647095},{"id":"https://openalex.org/keywords/nuclear-power","display_name":"Nuclear power","score":0.4274730384349823},{"id":"https://openalex.org/keywords/particle-filter","display_name":"Particle filter","score":0.4115928113460541},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.32318902015686035},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.22456705570220947},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.18510201573371887},{"id":"https://openalex.org/keywords/nuclear-physics","display_name":"Nuclear physics","score":0.1514676809310913},{"id":"https://openalex.org/keywords/systems-engineering","display_name":"Systems engineering","score":0.07161697745323181}],"concepts":[{"id":"https://openalex.org/C2779979336","wikidata":"https://www.wikidata.org/wiki/Q134447","display_name":"Nuclear power plant","level":2,"score":0.7031323909759521},{"id":"https://openalex.org/C153385146","wikidata":"https://www.wikidata.org/wiki/Q18335","display_name":"Radiation","level":2,"score":0.5590067505836487},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4912800192832947},{"id":"https://openalex.org/C96250715","wikidata":"https://www.wikidata.org/wiki/Q965330","display_name":"Estimation","level":2,"score":0.46874454617500305},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.4612945318222046},{"id":"https://openalex.org/C116915560","wikidata":"https://www.wikidata.org/wiki/Q83504","display_name":"Nuclear engineering","level":1,"score":0.4507633447647095},{"id":"https://openalex.org/C513653683","wikidata":"https://www.wikidata.org/wiki/Q12739","display_name":"Nuclear power","level":2,"score":0.4274730384349823},{"id":"https://openalex.org/C52421305","wikidata":"https://www.wikidata.org/wiki/Q1151499","display_name":"Particle filter","level":3,"score":0.4115928113460541},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.32318902015686035},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.22456705570220947},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.18510201573371887},{"id":"https://openalex.org/C185544564","wikidata":"https://www.wikidata.org/wiki/Q81197","display_name":"Nuclear physics","level":1,"score":0.1514676809310913},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.07161697745323181},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/sii52469.2022.9708811","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sii52469.2022.9708811","pdf_url":null,"source":{"id":"https://openalex.org/S4363605592","display_name":"2022 IEEE/SICE International Symposium on System Integration (SII)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE/SICE International Symposium on System Integration (SII)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5899999737739563,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1966145003","https://openalex.org/W1974255563","https://openalex.org/W2156106554","https://openalex.org/W2162363170","https://openalex.org/W2742457758","https://openalex.org/W2785915111","https://openalex.org/W2894576418","https://openalex.org/W2967175806","https://openalex.org/W2983429640","https://openalex.org/W3009828825","https://openalex.org/W3161901596","https://openalex.org/W6742116976"],"related_works":["https://openalex.org/W2015530857","https://openalex.org/W2556064263","https://openalex.org/W1991846142","https://openalex.org/W1583020711","https://openalex.org/W1521151968","https://openalex.org/W2128655648","https://openalex.org/W2900672867","https://openalex.org/W1690802106","https://openalex.org/W2033368883","https://openalex.org/W1589286931"],"abstract_inverted_index":{"This":[0],"study":[1],"proposes":[2],"a":[3,15],"highly":[4],"accurate":[5],"method":[6,53],"for":[7],"estimating":[8],"the":[9,19,25,29,32,39,43,47,62,72,75,78],"distribution":[10],"of":[11,18,28,74],"radiation":[12,80],"sources,":[13],"using":[14],"particle":[16],"filter":[17],"Bayesian":[20],"estimation":[21,50,73],"framework,":[22],"which":[23],"incorporates":[24],"structural":[26],"information":[27],"reactor":[30],"at":[31],"Fukushima":[33],"Daiichi":[34],"Nuclear":[35],"Power":[36],"Plant":[37],"as":[38],"prior":[40],"information.":[41],"From":[42],"experimental":[44],"result,":[45],"unlike":[46],"maximum":[48],"likelihood":[49],"method,":[51],"our":[52],"performed":[54],"well":[55],"in":[56,71],"an":[57],"extreme":[58],"measurement":[59],"environment":[60],"where":[61],"detector":[63],"could":[64],"not":[65],"reach,":[66],"and":[67,77],"showed":[68],"high":[69],"accuracy":[70],"point-like":[76],"distributed":[79],"sources.":[81]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}