{"id":"https://openalex.org/W2981871569","doi":"https://doi.org/10.1109/tmi.2019.2949068","title":"Algorithms and Analyses for Joint Spectral Image Reconstruction in Y-90 Bremsstrahlung SPECT","display_name":"Algorithms and Analyses for Joint Spectral Image Reconstruction in Y-90 Bremsstrahlung SPECT","publication_year":2019,"publication_date":"2019-10-23","ids":{"openalex":"https://openalex.org/W2981871569","doi":"https://doi.org/10.1109/tmi.2019.2949068","mag":"2981871569","pmid":"https://pubmed.ncbi.nlm.nih.gov/31647425"},"language":"en","primary_location":{"id":"doi:10.1109/tmi.2019.2949068","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmi.2019.2949068","pdf_url":null,"source":{"id":"https://openalex.org/S58069681","display_name":"IEEE Transactions on Medical Imaging","issn_l":"0278-0062","issn":["0278-0062","1558-254X"],"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 Medical Imaging","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/7263381","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5052523460","display_name":"Se Young Chun","orcid":"https://orcid.org/0000-0001-8739-8960"},"institutions":[{"id":"https://openalex.org/I48566637","display_name":"Ulsan National Institute of Science and Technology","ror":"https://ror.org/017cjz748","country_code":"KR","type":"education","lineage":["https://openalex.org/I48566637"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Se Young Chun","raw_affiliation_strings":["Department of Electrical Engineering (EE), Ulsan National Institute of Science and Technology (UNIST), Ulsan, South Korea"],"raw_orcid":"https://orcid.org/0000-0001-8739-8960","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering (EE), Ulsan National Institute of Science and Technology (UNIST), Ulsan, South Korea","institution_ids":["https://openalex.org/I48566637"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101411806","display_name":"Minh Phuong Nguyen","orcid":"https://orcid.org/0000-0001-6114-5682"},"institutions":[{"id":"https://openalex.org/I48566637","display_name":"Ulsan National Institute of Science and Technology","ror":"https://ror.org/017cjz748","country_code":"KR","type":"education","lineage":["https://openalex.org/I48566637"]},{"id":"https://openalex.org/I98358874","display_name":"Delft University of Technology","ror":"https://ror.org/02e2c7k09","country_code":"NL","type":"education","lineage":["https://openalex.org/I98358874"]}],"countries":["KR","NL"],"is_corresponding":false,"raw_author_name":"Minh Phuong Nguyen","raw_affiliation_strings":["Department of Electrical Engineering (EE), Ulsan National Institute of Science and Technology (UNIST), Ulsan, South Korea","Section Biomedical Imaging, Delft University of Technology, Delft, The Netherlands"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering (EE), Ulsan National Institute of Science and Technology (UNIST), Ulsan, South Korea","institution_ids":["https://openalex.org/I48566637"]},{"raw_affiliation_string":"Section Biomedical Imaging, Delft University of Technology, Delft, The Netherlands","institution_ids":["https://openalex.org/I98358874"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086669654","display_name":"Thanh Phan","orcid":"https://orcid.org/0000-0002-9782-3972"},"institutions":[{"id":"https://openalex.org/I168959743","display_name":"University of America","ror":"https://ror.org/03s0c9350","country_code":"US","type":"education","lineage":["https://openalex.org/I168959743"]},{"id":"https://openalex.org/I48566637","display_name":"Ulsan National Institute of Science and Technology","ror":"https://ror.org/017cjz748","country_code":"KR","type":"education","lineage":["https://openalex.org/I48566637"]},{"id":"https://openalex.org/I84470341","display_name":"Catholic University of America","ror":"https://ror.org/047yk3s18","country_code":"US","type":"education","lineage":["https://openalex.org/I84470341"]}],"countries":["KR","US"],"is_corresponding":false,"raw_author_name":"Thanh Quoc Phan","raw_affiliation_strings":["Department of Biomedical Engineering, The Catholic University of America, Washington, USA","Department of Electrical Engineering (EE), Ulsan National Institute of Science and Technology (UNIST), Ulsan, South Korea"],"raw_orcid":"https://orcid.org/0000-0002-9782-3972","affiliations":[{"raw_affiliation_string":"Department of Biomedical Engineering, The Catholic University of America, Washington, USA","institution_ids":["https://openalex.org/I168959743","https://openalex.org/I84470341"]},{"raw_affiliation_string":"Department of Electrical Engineering (EE), Ulsan National Institute of Science and Technology (UNIST), Ulsan, South Korea","institution_ids":["https://openalex.org/I48566637"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072179578","display_name":"Hanvit Kim","orcid":"https://orcid.org/0000-0002-7326-7297"},"institutions":[{"id":"https://openalex.org/I48566637","display_name":"Ulsan National Institute of Science and Technology","ror":"https://ror.org/017cjz748","country_code":"KR","type":"education","lineage":["https://openalex.org/I48566637"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Hanvit Kim","raw_affiliation_strings":["Department of Electrical Engineering (EE), Ulsan National Institute of Science and Technology (UNIST), Ulsan, South Korea"],"raw_orcid":"https://orcid.org/0000-0002-7326-7297","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering (EE), Ulsan National Institute of Science and Technology (UNIST), Ulsan, South Korea","institution_ids":["https://openalex.org/I48566637"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027207271","display_name":"Jeffrey A. Fessler","orcid":"https://orcid.org/0000-0001-9998-3315"},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jeffrey A. Fessler","raw_affiliation_strings":["Department of Electrical Engineering and Computer Science, University of Michigan, Ann Arbor, USA"],"raw_orcid":"https://orcid.org/0000-0001-9998-3315","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Science, University of Michigan, Ann Arbor, USA","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5065982764","display_name":"Yuni K. Dewaraja","orcid":"https://orcid.org/0000-0002-3920-6925"},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yuni K. Dewaraja","raw_affiliation_strings":["Department of Radiology, University of Michigan, Ann Arbor, USA"],"raw_orcid":"https://orcid.org/0000-0002-3920-6925","affiliations":[{"raw_affiliation_string":"Department of Radiology, University of Michigan, Ann Arbor, USA","institution_ids":["https://openalex.org/I27837315"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.6816,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.7283143,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"39","issue":"5","first_page":"1369","last_page":"1379"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10522","display_name":"Medical Imaging Techniques and Applications","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10522","display_name":"Medical Imaging Techniques and Applications","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10378","display_name":"Advanced MRI Techniques and Applications","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T12422","display_name":"Radiomics and Machine Learning in Medical Imaging","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/imaging-phantom","display_name":"Imaging phantom","score":0.6326078176498413},{"id":"https://openalex.org/keywords/monte-carlo-method","display_name":"Monte Carlo method","score":0.5668965578079224},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5595239400863647},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5302749872207642},{"id":"https://openalex.org/keywords/iterative-reconstruction","display_name":"Iterative reconstruction","score":0.47346797585487366},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.31409555673599243},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3035166561603546},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.2786877751350403},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.2532011866569519},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.09375974535942078}],"concepts":[{"id":"https://openalex.org/C104293457","wikidata":"https://www.wikidata.org/wiki/Q28324852","display_name":"Imaging phantom","level":2,"score":0.6326078176498413},{"id":"https://openalex.org/C19499675","wikidata":"https://www.wikidata.org/wiki/Q232207","display_name":"Monte Carlo method","level":2,"score":0.5668965578079224},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5595239400863647},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5302749872207642},{"id":"https://openalex.org/C141379421","wikidata":"https://www.wikidata.org/wiki/Q6094427","display_name":"Iterative reconstruction","level":2,"score":0.47346797585487366},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.31409555673599243},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3035166561603546},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2786877751350403},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.2532011866569519},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.09375974535942078}],"mesh":[{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007091","descriptor_name":"Image Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007091","descriptor_name":"Image Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007091","descriptor_name":"Image Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009010","descriptor_name":"Monte Carlo Method","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009010","descriptor_name":"Monte Carlo Method","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009010","descriptor_name":"Monte Carlo Method","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015021","descriptor_name":"Yttrium Radioisotopes","qualifier_ui":"Q000627","qualifier_name":"therapeutic use","is_major_topic":true},{"descriptor_ui":"D015021","descriptor_name":"Yttrium Radioisotopes","qualifier_ui":"Q000627","qualifier_name":"therapeutic use","is_major_topic":true},{"descriptor_ui":"D015021","descriptor_name":"Yttrium Radioisotopes","qualifier_ui":"Q000627","qualifier_name":"therapeutic use","is_major_topic":true},{"descriptor_ui":"D015899","descriptor_name":"Tomography, Emission-Computed, Single-Photon","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D015899","descriptor_name":"Tomography, Emission-Computed, Single-Photon","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D015899","descriptor_name":"Tomography, Emission-Computed, Single-Photon","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016013","descriptor_name":"Likelihood Functions","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016013","descriptor_name":"Likelihood Functions","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016013","descriptor_name":"Likelihood Functions","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D019047","descriptor_name":"Phantoms, Imaging","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D019047","descriptor_name":"Phantoms, Imaging","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D019047","descriptor_name":"Phantoms, Imaging","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":4,"locations":[{"id":"doi:10.1109/tmi.2019.2949068","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmi.2019.2949068","pdf_url":null,"source":{"id":"https://openalex.org/S58069681","display_name":"IEEE Transactions on Medical Imaging","issn_l":"0278-0062","issn":["0278-0062","1558-254X"],"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 Medical Imaging","raw_type":"journal-article"},{"id":"pmid:31647425","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/31647425","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":"IEEE transactions on medical imaging","raw_type":null},{"id":"pmh:oai:pubmedcentral.nih.gov:7263381","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/7263381","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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Trans Med Imaging","raw_type":"Text"},{"id":"pmh:oai:scholarworks.unist.ac.kr:201301/28966","is_oa":false,"landing_page_url":"https://ieeexplore.ieee.org/document/8880598","pdf_url":null,"source":{"id":"https://openalex.org/S4306401118","display_name":"Scholarworks@UNIST (Ulsan National Institute of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I48566637","host_organization_name":"Ulsan National Institute of Science and Technology","host_organization_lineage":["https://openalex.org/I48566637"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"ARTICLE"}],"best_oa_location":{"id":"pmh:oai:pubmedcentral.nih.gov:7263381","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/7263381","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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Trans Med Imaging","raw_type":"Text"},"sustainable_development_goals":[{"score":0.8999999761581421,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G5399384429","display_name":null,"funder_award_id":"R01 EB022075","funder_id":"https://openalex.org/F4320337363","funder_display_name":"National Institute of Biomedical Imaging and Bioengineering"},{"id":"https://openalex.org/G7751884057","display_name":null,"funder_award_id":"NRF-2017R1D1A1B05035810","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G860550765","display_name":null,"funder_award_id":"NRF-2014R1A1A1007928","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"}],"funders":[{"id":"https://openalex.org/F4320322120","display_name":"National Research Foundation of Korea","ror":"https://ror.org/013aysd81"},{"id":"https://openalex.org/F4320337363","display_name":"National Institute of Biomedical Imaging and Bioengineering","ror":"https://ror.org/00372qc85"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":33,"referenced_works":["https://openalex.org/W771228274","https://openalex.org/W1853837235","https://openalex.org/W1978153144","https://openalex.org/W2020567724","https://openalex.org/W2058753079","https://openalex.org/W2062157315","https://openalex.org/W2068840873","https://openalex.org/W2069629287","https://openalex.org/W2070902111","https://openalex.org/W2089935157","https://openalex.org/W2090257199","https://openalex.org/W2107385382","https://openalex.org/W2109630681","https://openalex.org/W2125188192","https://openalex.org/W2154744699","https://openalex.org/W2155585459","https://openalex.org/W2159467865","https://openalex.org/W2170039958","https://openalex.org/W2171801319","https://openalex.org/W2346797132","https://openalex.org/W2512583028","https://openalex.org/W2525468099","https://openalex.org/W2528378602","https://openalex.org/W2756858065","https://openalex.org/W2783292715","https://openalex.org/W2899464768","https://openalex.org/W2947332942","https://openalex.org/W2972028729","https://openalex.org/W3005057358","https://openalex.org/W3114291147","https://openalex.org/W6683246355","https://openalex.org/W6773720918","https://openalex.org/W6787700302"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W1979597421","https://openalex.org/W2007980826","https://openalex.org/W2051487156","https://openalex.org/W2061531152","https://openalex.org/W3002753104","https://openalex.org/W2077600819","https://openalex.org/W2142036596","https://openalex.org/W2072657027","https://openalex.org/W2144778520"],"abstract_inverted_index":{"Quantitative":[0],"yttrium-90":[1],"(Y-90)":[2],"SPECT":[3,44],"imaging":[4],"is":[5,19],"challenging":[6],"due":[7,197],"to":[8,58,131,144,198,262],"the":[9,64,82,193,206,213,216],"nature":[10],"of":[11,25,63,95],"Y-90,":[12],"an":[13,124],"almost":[14],"pure":[15],"beta":[16],"emitter":[17],"that":[18,28,47,81],"associated":[20],"with":[21,53,76,86,105,116,155,162,175,220,227,257,266],"a":[22,30,41,60,77,106,112,117,156,163,170,245],"continuous":[23],"spectrum":[24],"bremsstrahlung":[26,43],"photons":[27],"have":[29],"relatively":[31],"low":[32],"yield.":[33],"This":[34],"paper":[35],"proposes":[36],"joint":[37],"spectral":[38],"reconstruction":[39,45,142],"(JSR),":[40],"novel":[42],"method":[46],"uses":[48],"multiple":[49,87],"narrow":[50,231,268],"acquisition":[51,88,108,119],"windows":[52,89],"accurate":[54],"multi-band":[55,102],"forward":[56,103,114,233,270],"modeling":[57,104,115],"cover":[59],"wide":[61,229],"range":[62],"energy":[65],"spectrum.":[66],"Theoretical":[67],"analyses":[68],"using":[69,101,111,279],"Fisher":[70],"information":[71],"and":[72,136,159,188,224,230],"Monte-Carlo":[73],"(MC)":[74],"simulation":[75,154,256],"digital":[78,157],"phantom":[79,158],"show":[80],"proposed":[83,168],"JSR":[84,130,174],"model":[85,271],"has":[90],"better":[91],"performance":[92],"in":[93,148,218],"terms":[94],"covariance":[96],"(precision)":[97],"than":[98,191,251],"previous":[99],"methods":[100,143,253],"single":[107,118,228,267],"window,":[109],"or":[110],"single-band":[113],"window.":[120],"We":[121],"also":[122,237],"propose":[123],"energy-window":[125],"subset":[126],"(ES)":[127],"algorithm":[128,172],"for":[129,140,173,205,254,275],"achieve":[132],"fast":[133,171,199],"empirical":[134,200],"convergence":[135],"maximum-likelihood":[137],"based":[138],"initialization":[139],"all":[141,186,192,249],"improve":[145],"quantification":[146],"accuracy":[147],"early":[149],"iterations.":[150],"For":[151],"both":[152],"MC":[153,255],"experimental":[160,203,276],"study":[161,277],"physical":[164],"multi-sphere":[165],"phantom,":[166],"our":[167],"JSR-ES,":[169],"ES,":[176],"yielded":[177,238],"higher":[178,273],"recovery":[179],"coefficients":[180],"(RCs)":[181],"on":[182,244],"hot":[183,208],"spheres":[184],"over":[185,248],"iterations":[187,250,274],"sphere":[189,209,247],"sizes":[190],"other":[194,252],"evaluated":[195],"methods,":[196],"convergence.":[201],"In":[202],"study,":[204],"smallest":[207],"(diameter":[210],"1.6cm),":[211],"at":[212,272],"20th":[214],"iteration":[215],"increase":[217],"RCs":[219],"JSR-ES":[221,236],"was":[222],"66":[223],"31%":[225],"compared":[226,265],"band":[232,269],"models,":[234],"respectively.":[235],"lower":[239],"residual":[240],"count":[241],"error":[242],"(RCE)":[243],"cold":[246],"known":[258],"scatter,":[259],"but":[260],"led":[261],"greater":[263],"RCE":[264],"when":[278],"estimated":[280],"scatter.":[281]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2019,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}