{"id":"https://openalex.org/W2100659149","doi":"https://doi.org/10.1109/tbme.2013.2245132","title":"Interpolated Average CT for Attenuation Correction in PET\u2014A Simulation Study","display_name":"Interpolated Average CT for Attenuation Correction in PET\u2014A Simulation Study","publication_year":2013,"publication_date":"2013-02-06","ids":{"openalex":"https://openalex.org/W2100659149","doi":"https://doi.org/10.1109/tbme.2013.2245132","mag":"2100659149","pmid":"https://pubmed.ncbi.nlm.nih.gov/23392338"},"language":"en","primary_location":{"id":"doi:10.1109/tbme.2013.2245132","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tbme.2013.2245132","pdf_url":null,"source":{"id":"https://openalex.org/S5240358","display_name":"IEEE Transactions on Biomedical Engineering","issn_l":"0018-9294","issn":["0018-9294","1558-2531"],"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 Biomedical Engineering","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","pubmed"],"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/A5028754746","display_name":"Greta S. P. Mok","orcid":"https://orcid.org/0000-0002-2962-2087"},"institutions":[{"id":"https://openalex.org/I204512498","display_name":"University of Macau","ror":"https://ror.org/01r4q9n85","country_code":"MO","type":"education","lineage":["https://openalex.org/I204512498"]}],"countries":["MO"],"is_corresponding":true,"raw_author_name":"G. S. P. Mok","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Faculty of Science and Technology, University of Macau, Macau, China. gretamok@umac.mo","Department of Electrical and Computer Engineering, Faculty of Science and Technology, University of Macau, China"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Faculty of Science and Technology, University of Macau, Macau, China. gretamok@umac.mo","institution_ids":["https://openalex.org/I204512498"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Faculty of Science and Technology, University of Macau, China","institution_ids":["https://openalex.org/I204512498"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048801644","display_name":"Tao Sun","orcid":"https://orcid.org/0000-0002-6734-6837"},"institutions":[{"id":"https://openalex.org/I111950717","display_name":"Macau University of Science and Technology","ror":"https://ror.org/03jqs2n27","country_code":"MO","type":"education","lineage":["https://openalex.org/I111950717","https://openalex.org/I4391767947"]},{"id":"https://openalex.org/I204512498","display_name":"University of Macau","ror":"https://ror.org/01r4q9n85","country_code":"MO","type":"education","lineage":["https://openalex.org/I204512498"]}],"countries":["MO"],"is_corresponding":false,"raw_author_name":"Tao Sun","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Faculty of Science and Technology, Universityof Macau, Macau, China","Department of Electrical and Computer Engineering, Faculty of Science and Technology, University of Macau, China"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Faculty of Science and Technology, Universityof Macau, Macau, China","institution_ids":["https://openalex.org/I111950717"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Faculty of Science and Technology, University of Macau, China","institution_ids":["https://openalex.org/I204512498"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046015181","display_name":"Tzung-Chi Huang","orcid":null},"institutions":[{"id":"https://openalex.org/I148366613","display_name":"National Yang Ming Chiao Tung University","ror":"https://ror.org/00se2k293","country_code":"TW","type":"education","lineage":["https://openalex.org/I148366613"]},{"id":"https://openalex.org/I184693016","display_name":"China Medical University","ror":"https://ror.org/00v408z34","country_code":"TW","type":"education","lineage":["https://openalex.org/I184693016"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Tzung-Chi Huang","raw_affiliation_strings":["Department of Biomedical Imaging and Radiological Sciences, China Medical University, Taichung, Taiwan","Department of Biomedical Imaging and Radiological Sciences, National Yang-Ming University, Taiwan (China)"],"affiliations":[{"raw_affiliation_string":"Department of Biomedical Imaging and Radiological Sciences, China Medical University, Taichung, Taiwan","institution_ids":["https://openalex.org/I184693016"]},{"raw_affiliation_string":"Department of Biomedical Imaging and Radiological Sciences, National Yang-Ming University, Taiwan (China)","institution_ids":["https://openalex.org/I148366613"]}]},{"author_position":"last","author":{"id":null,"display_name":"M. I. Vai","orcid":null},"institutions":[{"id":"https://openalex.org/I111950717","display_name":"Macau University of Science and Technology","ror":"https://ror.org/03jqs2n27","country_code":"MO","type":"education","lineage":["https://openalex.org/I111950717","https://openalex.org/I4391767947"]},{"id":"https://openalex.org/I184693016","display_name":"China Medical University","ror":"https://ror.org/00v408z34","country_code":"TW","type":"education","lineage":["https://openalex.org/I184693016"]}],"countries":["MO","TW"],"is_corresponding":false,"raw_author_name":"M. I. Vai","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Faculty of Science and Technology, Universityof Macau, Macau, China","Graduate Institute of Clinical Medical Science, China Medical University, Taiwan, China"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Faculty of Science and Technology, Universityof Macau, Macau, China","institution_ids":["https://openalex.org/I111950717"]},{"raw_affiliation_string":"Graduate Institute of Clinical Medical Science, China Medical University, Taiwan, China","institution_ids":["https://openalex.org/I184693016"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5028754746"],"corresponding_institution_ids":["https://openalex.org/I204512498"],"apc_list":null,"apc_paid":null,"fwci":3.7244,"has_fulltext":false,"cited_by_count":30,"citation_normalized_percentile":{"value":0.92710409,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"60","issue":"7","first_page":"1927","last_page":"1934"},"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/T12386","display_name":"Advanced X-ray and CT Imaging","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T10358","display_name":"Advanced Radiotherapy Techniques","score":0.9991999864578247,"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/positron-emission-tomography","display_name":"Positron emission tomography","score":0.5394367575645447},{"id":"https://openalex.org/keywords/correction-for-attenuation","display_name":"Correction for attenuation","score":0.5264074206352234},{"id":"https://openalex.org/keywords/torso","display_name":"Torso","score":0.4882829189300537},{"id":"https://openalex.org/keywords/nuclear-medicine","display_name":"Nuclear medicine","score":0.47770193219184875},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.4495035409927368},{"id":"https://openalex.org/keywords/imaging-phantom","display_name":"Imaging phantom","score":0.43482452630996704},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.39307716488838196},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.37949854135513306},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.356045126914978},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.14640435576438904}],"concepts":[{"id":"https://openalex.org/C2775842073","wikidata":"https://www.wikidata.org/wiki/Q208376","display_name":"Positron emission tomography","level":2,"score":0.5394367575645447},{"id":"https://openalex.org/C123688308","wikidata":"https://www.wikidata.org/wiki/Q7309537","display_name":"Correction for attenuation","level":3,"score":0.5264074206352234},{"id":"https://openalex.org/C523889960","wikidata":"https://www.wikidata.org/wiki/Q160695","display_name":"Torso","level":2,"score":0.4882829189300537},{"id":"https://openalex.org/C2989005","wikidata":"https://www.wikidata.org/wiki/Q214963","display_name":"Nuclear medicine","level":1,"score":0.47770193219184875},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.4495035409927368},{"id":"https://openalex.org/C104293457","wikidata":"https://www.wikidata.org/wiki/Q28324852","display_name":"Imaging phantom","level":2,"score":0.43482452630996704},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.39307716488838196},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.37949854135513306},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.356045126914978},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.14640435576438904},{"id":"https://openalex.org/C105702510","wikidata":"https://www.wikidata.org/wiki/Q514","display_name":"Anatomy","level":1,"score":0.0}],"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":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007089","descriptor_name":"Image Enhancement","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D007089","descriptor_name":"Image Enhancement","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D007089","descriptor_name":"Image Enhancement","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D007090","descriptor_name":"Image Interpretation, Computer-Assisted","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D007090","descriptor_name":"Image Interpretation, Computer-Assisted","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D007090","descriptor_name":"Image Interpretation, Computer-Assisted","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D012680","descriptor_name":"Sensitivity and Specificity","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012680","descriptor_name":"Sensitivity and Specificity","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012680","descriptor_name":"Sensitivity and Specificity","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014057","descriptor_name":"Tomography, X-Ray Computed","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D014057","descriptor_name":"Tomography, X-Ray Computed","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D014057","descriptor_name":"Tomography, X-Ray Computed","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D015203","descriptor_name":"Reproducibility of Results","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015203","descriptor_name":"Reproducibility of Results","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015203","descriptor_name":"Reproducibility of Results","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016477","descriptor_name":"Artifacts","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016477","descriptor_name":"Artifacts","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016477","descriptor_name":"Artifacts","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"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},{"descriptor_ui":"D049268","descriptor_name":"Positron-Emission Tomography","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false},{"descriptor_ui":"D049268","descriptor_name":"Positron-Emission Tomography","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false},{"descriptor_ui":"D049268","descriptor_name":"Positron-Emission Tomography","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false},{"descriptor_ui":"D049268","descriptor_name":"Positron-Emission Tomography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D049268","descriptor_name":"Positron-Emission Tomography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D049268","descriptor_name":"Positron-Emission Tomography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D055425","descriptor_name":"Respiratory-Gated Imaging Techniques","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false},{"descriptor_ui":"D055425","descriptor_name":"Respiratory-Gated Imaging Techniques","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false},{"descriptor_ui":"D055425","descriptor_name":"Respiratory-Gated Imaging Techniques","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false},{"descriptor_ui":"D055425","descriptor_name":"Respiratory-Gated Imaging Techniques","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D055425","descriptor_name":"Respiratory-Gated Imaging Techniques","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D055425","descriptor_name":"Respiratory-Gated Imaging Techniques","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D056973","descriptor_name":"Four-Dimensional Computed Tomography","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false},{"descriptor_ui":"D056973","descriptor_name":"Four-Dimensional Computed Tomography","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false},{"descriptor_ui":"D056973","descriptor_name":"Four-Dimensional Computed Tomography","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false},{"descriptor_ui":"D056973","descriptor_name":"Four-Dimensional Computed Tomography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D056973","descriptor_name":"Four-Dimensional Computed Tomography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D056973","descriptor_name":"Four-Dimensional Computed Tomography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D064847","descriptor_name":"Multimodal Imaging","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false},{"descriptor_ui":"D064847","descriptor_name":"Multimodal Imaging","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false},{"descriptor_ui":"D064847","descriptor_name":"Multimodal Imaging","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false},{"descriptor_ui":"D064847","descriptor_name":"Multimodal Imaging","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D064847","descriptor_name":"Multimodal Imaging","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D064847","descriptor_name":"Multimodal Imaging","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1109/tbme.2013.2245132","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tbme.2013.2245132","pdf_url":null,"source":{"id":"https://openalex.org/S5240358","display_name":"IEEE Transactions on Biomedical Engineering","issn_l":"0018-9294","issn":["0018-9294","1558-2531"],"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 Biomedical Engineering","raw_type":"journal-article"},{"id":"pmid:23392338","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/23392338","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 bio-medical engineering","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":50,"referenced_works":["https://openalex.org/W1578285471","https://openalex.org/W1779911521","https://openalex.org/W1832475542","https://openalex.org/W1922663498","https://openalex.org/W1934219972","https://openalex.org/W1963532880","https://openalex.org/W1964811235","https://openalex.org/W1969940031","https://openalex.org/W1975065973","https://openalex.org/W1981733712","https://openalex.org/W1983845032","https://openalex.org/W1985106196","https://openalex.org/W1989906847","https://openalex.org/W1993881863","https://openalex.org/W1994940711","https://openalex.org/W1999263719","https://openalex.org/W2009903851","https://openalex.org/W2010225047","https://openalex.org/W2018079248","https://openalex.org/W2027226834","https://openalex.org/W2028369112","https://openalex.org/W2047508487","https://openalex.org/W2056617450","https://openalex.org/W2062117672","https://openalex.org/W2062957130","https://openalex.org/W2070480087","https://openalex.org/W2079935011","https://openalex.org/W2080500950","https://openalex.org/W2081777389","https://openalex.org/W2111418742","https://openalex.org/W2112578503","https://openalex.org/W2122345610","https://openalex.org/W2127127860","https://openalex.org/W2131658099","https://openalex.org/W2135865097","https://openalex.org/W2140827232","https://openalex.org/W2142583556","https://openalex.org/W2157196804","https://openalex.org/W2157545852","https://openalex.org/W2162716756","https://openalex.org/W2170076353","https://openalex.org/W2170748333","https://openalex.org/W2270825330","https://openalex.org/W2751023760","https://openalex.org/W6638777995","https://openalex.org/W6640321481","https://openalex.org/W6640373027","https://openalex.org/W6681152189","https://openalex.org/W6683434452","https://openalex.org/W6694309333"],"related_works":["https://openalex.org/W2225056549","https://openalex.org/W645200784","https://openalex.org/W2385946940","https://openalex.org/W2473600122","https://openalex.org/W2107701361","https://openalex.org/W2059816188","https://openalex.org/W2020995830","https://openalex.org/W1997169039","https://openalex.org/W2092703647","https://openalex.org/W2511001102"],"abstract_inverted_index":{"Previously,":[0],"we":[1],"proposed":[2],"using":[3,205,235,267],"an":[4],"interpolated":[5,127,140,147],"average":[6,27,81,92],"CT":[7,28],"(IACT)":[8],"method":[9],"for":[10,47,200,269],"attenuation":[11,84,107,181],"correction":[12],"(AC)":[13],"in":[14,36,169,263],"positron":[15],"emission":[16],"tomography":[17],"(PET),":[18],"which":[19],"is":[20,310],"a":[21,155,162,287,311],"good,":[22],"low-dose":[23,315],"approximation":[24],"of":[25,45,64,104,159,164,172,290,306],"cine":[26],"(CACT)":[29],"to":[30,41,61,86,212,242,300,317],"reduce":[31],"misalignments":[32],"and":[33,67,83,95,101,117,161,177,185,190,196,224,257,277,283,313],"improve":[34],"quantification":[35],"PET/CT.":[37],"This":[38],"study":[39],"aims":[40],"evaluate":[42],"the":[43,53,105,137,170,243,264,291],"performance":[44],"IACT":[46,248,250,253,275,278,295,301,309],"different":[48,111,188],"motion":[49],"amplitudes.":[50],"We":[51],"used":[52],"digital":[54],"four-dimensional":[55],"(4-D)":[56],"extended":[57],"cardiac-torso":[58],"phantom":[59],"(XCAT)":[60],"simulate":[62],"maximum":[63],"2,":[65],"3,":[66],"4":[68,145],"cm":[69],"respiratory":[70,73,93],"motions.":[71],"The":[72,98,119,175,229,271,308],"cycle":[74],"was":[75,167,297],"divided":[76],"into":[77],"13":[78],"phases,":[79,294],"with":[80,91,154,180,187,210,233,303],"activity":[82],"maps":[85,108,193],"represent":[87],"18F-fluorodeoxyglucose":[88],"(18F-FDG)":[89],"distributions":[90],"motions":[94],"CACT,":[96],"respectively.":[97,285],"end-inspiration,":[99],"end-expiration,":[100],"midrespiratory":[102],"phases":[103,128,134,141,148],"XCAT":[106],"represented":[109],"three":[110],"helical":[112],"CTs":[113],"(i.e.,":[114],"HCT-1,":[115],"HCT-5,":[116,255],"HCT-8).":[118],"IACTs":[120],"were":[121,183,227,261,281],"generated":[122,184],"using:":[123],"1)":[124],"2":[125,133],"extreme+11":[126],"(IACT":[129,142,149],"2o":[130,251,276,302],");":[131],"2)":[132],"right":[135,173],"after":[136],"extreme":[138,293],"phases+11":[139],"2s);":[143],"3)":[144],"original+9":[146],"4o).":[150],"A":[151],"spherical":[152],"lesion":[153],"target-to-background":[156],"ratio":[157],"(TBR)":[158],"4:1":[160],"diameter":[163],"25":[165],"mm":[166],"placed":[168],"base":[171],"lung.":[174],"noise-free":[176,189],"noisy":[178,191],"sinograms":[179],"modeling":[182],"reconstructed":[186,231,265],"AC":[192,234],"(CACT,":[194],"HCTs,":[195],"IACTs)":[197],"by":[198,247],"Software":[199],"Tomographic":[201],"Image":[202],"Reconstruction,":[203],"respectively,":[204],"ordered":[206],"subset":[207],"expectation":[208],"maximization(OS-EM)":[209],"up":[211],"300":[213],"updates.":[214],"Normalized":[215],"mean-square":[216],"error,":[217],"mutual":[218],"information":[219],"(MI),":[220],"TBR,":[221],"image":[222],"profile,":[223],"noise-contrast":[225],"tradeoff":[226],"analyzed.":[228],"PET":[230],"images":[232,266],"CACT":[236],"showed":[237],"least":[238],"difference":[239,305],"as":[240],"compared":[241],"original":[244],"phantom,":[245],"followed":[246],"4o,":[249],",":[252],"2s,":[254],"HCT-8,":[256],"HCT-1.":[258],"Significant":[259],"artifacts":[260],"observed":[262],"HCTs":[268],"AC.":[270],"MI":[272,304],"differences":[273],"between":[274],"4o":[279],"/CACT":[280],"<0.41%":[282],"<2.17%,":[284],"With":[286],"slight":[288],"misplacement":[289],"two":[292],"2s":[296],"still":[298],"comparable":[299],"<2.23%.":[307],"robust":[312],"accurate":[314],"alternate":[316],"CACT.":[318]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2017,"cited_by_count":6},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":6},{"year":2012,"cited_by_count":1}],"updated_date":"2026-04-16T08:26:57.006410","created_date":"2025-10-10T00:00:00"}