{"id":"https://openalex.org/W2793848937","doi":"https://doi.org/10.1117/12.2293701","title":"Quantitative image feature variability amongst CT scanners with a controlled scan protocol","display_name":"Quantitative image feature variability amongst CT scanners with a controlled scan protocol","publication_year":2018,"publication_date":"2018-02-27","ids":{"openalex":"https://openalex.org/W2793848937","doi":"https://doi.org/10.1117/12.2293701","mag":"2793848937"},"language":"en","primary_location":{"id":"doi:10.1117/12.2293701","is_oa":false,"landing_page_url":"https://doi.org/10.1117/12.2293701","pdf_url":null,"source":{"id":"https://openalex.org/S4306519508","display_name":"Medical Imaging 2018: Computer-Aided Diagnosis","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Medical Imaging 2018: Computer-Aided Diagnosis","raw_type":"proceedings-article"},"type":"article","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/A5045271047","display_name":"Rachel Ger","orcid":"https://orcid.org/0000-0003-1244-7160"},"institutions":[{"id":"https://openalex.org/I1343551460","display_name":"The University of Texas MD Anderson Cancer Center","ror":"https://ror.org/04twxam07","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1343551460"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Rachel B. Ger","raw_affiliation_strings":["The Univ. of Texas M.D. Anderson Cancer Ctr. (United States)"],"affiliations":[{"raw_affiliation_string":"The Univ. of Texas M.D. Anderson Cancer Ctr. (United States)","institution_ids":["https://openalex.org/I1343551460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030122856","display_name":"Shouhao Zhou","orcid":"https://orcid.org/0000-0002-8124-5047"},"institutions":[{"id":"https://openalex.org/I1343551460","display_name":"The University of Texas MD Anderson Cancer Center","ror":"https://ror.org/04twxam07","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1343551460"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Shouhao Zhou","raw_affiliation_strings":["The Univ. of Texas M.D. Anderson Cancer Ctr. (United States)"],"affiliations":[{"raw_affiliation_string":"The Univ. of Texas M.D. Anderson Cancer Ctr. (United States)","institution_ids":["https://openalex.org/I1343551460"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Pai-Chun M. Chi","orcid":null},"institutions":[{"id":"https://openalex.org/I1343551460","display_name":"The University of Texas MD Anderson Cancer Center","ror":"https://ror.org/04twxam07","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1343551460"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Pai-Chun M. Chi","raw_affiliation_strings":["The Univ. of Texas M.D. Anderson Cancer Ctr. (United States)"],"affiliations":[{"raw_affiliation_string":"The Univ. of Texas M.D. Anderson Cancer Ctr. (United States)","institution_ids":["https://openalex.org/I1343551460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044282974","display_name":"David L. Goff","orcid":"https://orcid.org/0000-0002-3693-8418"},"institutions":[{"id":"https://openalex.org/I4210144818","display_name":"Radiation Oncology Associates","ror":"https://ror.org/03dsbzv79","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210144818"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"David L. Goff","raw_affiliation_strings":["Medical and Radiation Physics, Inc. (United States)"],"affiliations":[{"raw_affiliation_string":"Medical and Radiation Physics, Inc. (United States)","institution_ids":["https://openalex.org/I4210144818"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007076214","display_name":"Lifei Zhang","orcid":"https://orcid.org/0000-0002-0384-1943"},"institutions":[{"id":"https://openalex.org/I1343551460","display_name":"The University of Texas MD Anderson Cancer Center","ror":"https://ror.org/04twxam07","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1343551460"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Lifei Zhang","raw_affiliation_strings":["The Univ. of Texas M.D. Anderson Cancer Ctr. (United States)"],"affiliations":[{"raw_affiliation_string":"The Univ. of Texas M.D. Anderson Cancer Ctr. (United States)","institution_ids":["https://openalex.org/I1343551460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101892220","display_name":"Hannah Lee","orcid":"https://orcid.org/0000-0002-1663-9170"},"institutions":[{"id":"https://openalex.org/I1343551460","display_name":"The University of Texas MD Anderson Cancer Center","ror":"https://ror.org/04twxam07","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1343551460"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Hannah J. Lee","raw_affiliation_strings":["The Univ. of Texas M.D. Anderson Cancer Ctr. (United States)"],"affiliations":[{"raw_affiliation_string":"The Univ. of Texas M.D. Anderson Cancer Ctr. (United States)","institution_ids":["https://openalex.org/I1343551460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052234283","display_name":"Clifton D. Fuller","orcid":"https://orcid.org/0000-0002-5264-3994"},"institutions":[{"id":"https://openalex.org/I1343551460","display_name":"The University of Texas MD Anderson Cancer Center","ror":"https://ror.org/04twxam07","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1343551460"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Clifton D. Fuller","raw_affiliation_strings":["The Univ. of Texas M.D. Anderson Cancer Ctr. (United States)"],"affiliations":[{"raw_affiliation_string":"The Univ. of Texas M.D. Anderson Cancer Ctr. (United States)","institution_ids":["https://openalex.org/I1343551460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038361086","display_name":"Rebecca M. Howell","orcid":"https://orcid.org/0000-0002-0803-071X"},"institutions":[{"id":"https://openalex.org/I1343551460","display_name":"The University of Texas MD Anderson Cancer Center","ror":"https://ror.org/04twxam07","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1343551460"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Rebecca M. Howell","raw_affiliation_strings":["The Univ. of Texas M.D. Anderson Cancer Ctr. (United States)"],"affiliations":[{"raw_affiliation_string":"The Univ. of Texas M.D. Anderson Cancer Ctr. (United States)","institution_ids":["https://openalex.org/I1343551460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100338802","display_name":"Heng Li","orcid":"https://orcid.org/0000-0002-3187-9041"},"institutions":[{"id":"https://openalex.org/I1343551460","display_name":"The University of Texas MD Anderson Cancer Center","ror":"https://ror.org/04twxam07","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1343551460"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Heng Li","raw_affiliation_strings":["The Univ. of Texas M.D. Anderson Cancer Ctr. (United States)"],"affiliations":[{"raw_affiliation_string":"The Univ. of Texas M.D. Anderson Cancer Ctr. (United States)","institution_ids":["https://openalex.org/I1343551460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112512938","display_name":"Jason Stafford","orcid":null},"institutions":[{"id":"https://openalex.org/I1343551460","display_name":"The University of Texas MD Anderson Cancer Center","ror":"https://ror.org/04twxam07","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1343551460"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jason Stafford","raw_affiliation_strings":["The Univ. of Texas M.D. Anderson Cancer Ctr. (United States)"],"affiliations":[{"raw_affiliation_string":"The Univ. of Texas M.D. Anderson Cancer Ctr. (United States)","institution_ids":["https://openalex.org/I1343551460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038616193","display_name":"Laurence E. Court","orcid":"https://orcid.org/0000-0002-3241-6145"},"institutions":[{"id":"https://openalex.org/I1343551460","display_name":"The University of Texas MD Anderson Cancer Center","ror":"https://ror.org/04twxam07","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1343551460"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Laurence E. Court","raw_affiliation_strings":["The Univ. of Texas M.D. Anderson Cancer Ctr. (United States)"],"affiliations":[{"raw_affiliation_string":"The Univ. of Texas M.D. Anderson Cancer Ctr. (United States)","institution_ids":["https://openalex.org/I1343551460"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5027384966","display_name":"Dennis Mackin","orcid":"https://orcid.org/0000-0002-2557-5340"},"institutions":[{"id":"https://openalex.org/I1343551460","display_name":"The University of Texas MD Anderson Cancer Center","ror":"https://ror.org/04twxam07","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1343551460"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Dennis S. Mackin","raw_affiliation_strings":["The Univ. of Texas M.D. Anderson Cancer Ctr. (United States)"],"affiliations":[{"raw_affiliation_string":"The Univ. of Texas M.D. Anderson Cancer Ctr. (United States)","institution_ids":["https://openalex.org/I1343551460"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":12,"corresponding_author_ids":["https://openalex.org/A5045271047"],"corresponding_institution_ids":["https://openalex.org/I1343551460"],"apc_list":null,"apc_paid":null,"fwci":0.5395,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.67958048,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"59","last_page":"59"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12422","display_name":"Radiomics and Machine Learning in Medical Imaging","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/T12422","display_name":"Radiomics and Machine Learning in Medical Imaging","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":0.9980999827384949,"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/T10522","display_name":"Medical Imaging Techniques and Applications","score":0.9710000157356262,"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/scanner","display_name":"Scanner","score":0.835635781288147},{"id":"https://openalex.org/keywords/imaging-phantom","display_name":"Imaging phantom","score":0.7845897674560547},{"id":"https://openalex.org/keywords/standard-deviation","display_name":"Standard deviation","score":0.6046234965324402},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.5526283383369446},{"id":"https://openalex.org/keywords/coefficient-of-variation","display_name":"Coefficient of variation","score":0.5151161551475525},{"id":"https://openalex.org/keywords/residual","display_name":"Residual","score":0.4795503318309784},{"id":"https://openalex.org/keywords/nuclear-medicine","display_name":"Nuclear medicine","score":0.4781816303730011},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4748409390449524},{"id":"https://openalex.org/keywords/protocol","display_name":"Protocol (science)","score":0.4655357897281647},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.44207754731178284},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.39559584856033325},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3663247227668762},{"id":"https://openalex.org/keywords/radiology","display_name":"Radiology","score":0.35606130957603455},{"id":"https://openalex.org/keywords/biomedical-engineering","display_name":"Biomedical engineering","score":0.3419656753540039},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1977294385433197},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.12389743328094482},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.12035202980041504},{"id":"https://openalex.org/keywords/pathology","display_name":"Pathology","score":0.10039359331130981}],"concepts":[{"id":"https://openalex.org/C2779751349","wikidata":"https://www.wikidata.org/wiki/Q1474480","display_name":"Scanner","level":2,"score":0.835635781288147},{"id":"https://openalex.org/C104293457","wikidata":"https://www.wikidata.org/wiki/Q28324852","display_name":"Imaging phantom","level":2,"score":0.7845897674560547},{"id":"https://openalex.org/C22679943","wikidata":"https://www.wikidata.org/wiki/Q159375","display_name":"Standard deviation","level":2,"score":0.6046234965324402},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.5526283383369446},{"id":"https://openalex.org/C89838059","wikidata":"https://www.wikidata.org/wiki/Q623738","display_name":"Coefficient of variation","level":2,"score":0.5151161551475525},{"id":"https://openalex.org/C155512373","wikidata":"https://www.wikidata.org/wiki/Q287450","display_name":"Residual","level":2,"score":0.4795503318309784},{"id":"https://openalex.org/C2989005","wikidata":"https://www.wikidata.org/wiki/Q214963","display_name":"Nuclear medicine","level":1,"score":0.4781816303730011},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4748409390449524},{"id":"https://openalex.org/C2780385302","wikidata":"https://www.wikidata.org/wiki/Q367158","display_name":"Protocol (science)","level":3,"score":0.4655357897281647},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.44207754731178284},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.39559584856033325},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3663247227668762},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.35606130957603455},{"id":"https://openalex.org/C136229726","wikidata":"https://www.wikidata.org/wiki/Q327092","display_name":"Biomedical engineering","level":1,"score":0.3419656753540039},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1977294385433197},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.12389743328094482},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.12035202980041504},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.10039359331130981},{"id":"https://openalex.org/C204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","level":2,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1117/12.2293701","is_oa":false,"landing_page_url":"https://doi.org/10.1117/12.2293701","pdf_url":null,"source":{"id":"https://openalex.org/S4306519508","display_name":"Medical Imaging 2018: Computer-Aided Diagnosis","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Medical Imaging 2018: Computer-Aided Diagnosis","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","score":0.4099999964237213,"display_name":"Good health and well-being"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1824790222","https://openalex.org/W1829208371","https://openalex.org/W1987035613","https://openalex.org/W2077763531","https://openalex.org/W2166031702","https://openalex.org/W2183834115","https://openalex.org/W2253150690","https://openalex.org/W2327203407","https://openalex.org/W2398056625","https://openalex.org/W2566749675","https://openalex.org/W2570633628","https://openalex.org/W2579949149","https://openalex.org/W2599895745","https://openalex.org/W2624753657","https://openalex.org/W2746000686","https://openalex.org/W2753416097","https://openalex.org/W6743369665","https://openalex.org/W6743647794"],"related_works":["https://openalex.org/W2111289051","https://openalex.org/W2367329150","https://openalex.org/W2294608924","https://openalex.org/W1570018945","https://openalex.org/W4377001732","https://openalex.org/W2163751328","https://openalex.org/W2169500914","https://openalex.org/W3015227360","https://openalex.org/W2135003091","https://openalex.org/W2460187158"],"abstract_inverted_index":{"Radiomics":[0],"studies":[1],"often":[2],"analyze":[3],"patient":[4,55,171,174,219,248],"computed":[5],"tomography":[6],"(CT)":[7],"images":[8],"acquired":[9],"from":[10,57],"different":[11,23,25,59,70,80,113,170],"CT":[12,60,71],"scanners.":[13,61],"This":[14],"may":[15,44],"result":[16],"in":[17,19,32,83,250,273],"differences":[18,31],"imaging":[20],"parameters,":[21],"e.g.":[22],"manufacturers,":[24],"acquisition":[26,39],"protocols,":[27],"etc.":[28],"However,":[29],"quantifiable":[30],"radiomics":[33,66,74,116],"features":[34,233],"can":[35],"occur":[36],"based":[37],"on":[38,120],"parameters.":[40],"A":[41,87,127],"controlled":[42],"protocol":[43,89],"allow":[45,266],"for":[46,53,94,207,226,234,254],"minimization":[47],"of":[48,107,138,143,177,202,209,216,221,230,256],"these":[49],"effects,":[50],"thus":[51],"allowing":[52],"larger":[54,263],"cohorts":[56,175],"many":[58,255],"In":[62],"order":[63],"to":[64,92,134,156,164,218,247,276],"test":[65],"feature":[67,144],"variability":[68,140,153,159,167,241],"across":[69,112],"scanners":[72,122,147],"a":[73,243,262],"phantom":[75,117],"was":[76,90,118,132,154,198,223,242],"developed":[77,91],"with":[78,141,261,270],"six":[79],"cartridges":[81],"encased":[82],"high":[84],"density":[85],"polystyrene.":[86],"harmonized":[88],"control":[93,125],"tube":[95,97],"voltage,":[96],"current,":[98],"scan":[99],"type,":[100],"pitch,":[101],"CTDIvol,":[102],"convolution":[103],"kernel,":[104],"display":[105],"field":[106],"view,":[108],"and":[109,148,163,184,187,228,236],"slice":[110],"thickness":[111],"manufacturers.":[114],"The":[115,151,173,194,214],"imaged":[119],"18":[121],"using":[123,168],"the":[124,136,157,165,203,231,257,274,279],"protocol.":[126],"linear":[128],"mixed":[129],"effects":[130],"model":[131,275],"created":[133],"assess":[135],"impact":[137],"inter-scanner":[139,152,195,217],"decomposition":[142],"variation":[145,222,249],"between":[146],"cartridge":[149],"materials.":[150],"compared":[155,246],"residual":[158,204],"(the":[160],"unexplained":[161],"variability)":[162],"inter-patient":[166],"two":[169],"cohorts.":[172],"consisted":[176],"20":[178],"non-small":[179],"cell":[180,190],"lung":[181],"cancer":[182],"(NSCLC)":[183],"30":[185],"head":[186],"neck":[188],"squamous":[189],"carcinoma":[191],"(HNSCC)":[192],"patients.":[193],"standard":[196,205],"deviation":[197,206],"at":[199],"least":[200],"half":[201],"36":[208],"49":[210,232],"quantitative":[211],"image":[212],"features.":[213,258],"ratio":[215],"coefficient":[220],"above":[224],"0.2":[225],"22":[227],"28":[229],"NSCLC":[235],"HNSCC":[237],"patients,":[238],"respectively.":[239],"Inter-scanner":[240],"significant":[244],"factor":[245],"this":[251],"small":[252],"study":[253],"Further":[259],"analysis":[260,269],"cohort":[264],"will":[265],"more":[267],"thorough":[268],"additional":[271],"variables":[272],"truly":[277],"isolate":[278],"interscanner":[280],"difference.":[281]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":2}],"updated_date":"2026-04-16T08:26:57.006410","created_date":"2025-10-10T00:00:00"}
