{"id":"https://openalex.org/W2157756010","doi":null,"title":"Cone-beam transmission computed tomography for nonuniform attenuation compensation of SPECT images.","display_name":"Cone-beam transmission computed tomography for nonuniform attenuation compensation of SPECT images.","publication_year":1991,"publication_date":"1991-09-01","ids":{"openalex":"https://openalex.org/W2157756010","mag":"2157756010","pmid":"https://pubmed.ncbi.nlm.nih.gov/1880585"},"language":"en","primary_location":{"id":"pmid:1880585","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/1880585","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,"listed_in":[],"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":"Journal of nuclear medicine : official publication, Society of Nuclear Medicine","raw_type":"Journal Article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["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/A5088668010","display_name":"Stephen H. Manglos","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"S H Manglos","raw_affiliation_strings":["Department of Radiology, SUNY Health Science Center, Syracuse 13210"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Radiology, SUNY Health Science Center, Syracuse 13210","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029130367","display_name":"Daniel A. Bassano","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"D A Bassano","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5108371874","display_name":"F. Deaver Thomas","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"F D Thomas","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":4.9799,"has_fulltext":false,"cited_by_count":34,"citation_normalized_percentile":{"value":0.94797038,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":null,"biblio":{"volume":"32","issue":"9","first_page":"1813","last_page":"20"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10522","display_name":"Medical Imaging Techniques and Applications","score":0.9970999956130981,"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":0.9970999956130981,"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":0.000699999975040555,"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/T10372","display_name":"Cardiac Imaging and Diagnostics","score":0.0006000000284984708,"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/attenuation-map","display_name":"attenuation map","score":0.7799999713897705},{"id":"https://openalex.org/keywords/point-source","display_name":"point source","score":0.47200000286102295},{"id":"https://openalex.org/keywords/rotating-gamma-camera","display_name":"rotating gamma camera","score":0.7860000133514404},{"id":"https://openalex.org/keywords/technetium-99m","display_name":"technetium-99m","score":0.9190000295639038},{"id":"https://openalex.org/keywords/image-distortion","display_name":"image distortion","score":0.41999998688697815},{"id":"https://openalex.org/keywords/spatial-resolution","display_name":"spatial resolution","score":0.4909999966621399}],"concepts":[{"id":"https://openalex.org/C2779200277","wikidata":"https://www.wikidata.org/wiki/Q1164658","display_name":"Collimator","level":2,"score":0.9380362033843994},{"id":"https://openalex.org/C184652730","wikidata":"https://www.wikidata.org/wiki/Q2357982","display_name":"Attenuation","level":2,"score":0.850437581539154},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.7047567963600159},{"id":"https://openalex.org/C123688308","wikidata":"https://www.wikidata.org/wiki/Q7309537","display_name":"Correction for attenuation","level":3,"score":0.6349468231201172},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.5614585280418396},{"id":"https://openalex.org/C103783831","wikidata":"https://www.wikidata.org/wiki/Q2552709","display_name":"Point source","level":2,"score":0.49688294529914856},{"id":"https://openalex.org/C2779610220","wikidata":"https://www.wikidata.org/wiki/Q612082","display_name":"Gamma camera","level":2,"score":0.48776060342788696},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.4626937806606293},{"id":"https://openalex.org/C163716698","wikidata":"https://www.wikidata.org/wiki/Q841267","display_name":"Tomography","level":2,"score":0.4238792955875397},{"id":"https://openalex.org/C168834538","wikidata":"https://www.wikidata.org/wiki/Q3705329","display_name":"Beam (structure)","level":2,"score":0.4235073924064636},{"id":"https://openalex.org/C2989005","wikidata":"https://www.wikidata.org/wiki/Q214963","display_name":"Nuclear medicine","level":1,"score":0.42072558403015137},{"id":"https://openalex.org/C2779813781","wikidata":"https://www.wikidata.org/wiki/Q1224951","display_name":"Cone beam computed tomography","level":3,"score":0.4189492464065552},{"id":"https://openalex.org/C544519230","wikidata":"https://www.wikidata.org/wiki/Q32566","display_name":"Computed tomography","level":2,"score":0.18843844532966614},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.10688832402229309},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.09608006477355957}],"mesh":[{"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":"D007091","descriptor_name":"Image Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008961","descriptor_name":"Models, Structural","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014057","descriptor_name":"Tomography, X-Ray Computed","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false},{"descriptor_ui":"D014057","descriptor_name":"Tomography, X-Ray Computed","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D015899","descriptor_name":"Tomography, Emission-Computed, Single-Photon","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false},{"descriptor_ui":"D015899","descriptor_name":"Tomography, Emission-Computed, Single-Photon","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true}],"locations_count":2,"locations":[{"id":"pmid:1880585","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/1880585","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,"listed_in":[],"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":"Journal of nuclear medicine : official publication, Society of Nuclear Medicine","raw_type":"Journal Article"},{"id":"mag:2157756010","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/1880585","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,"listed_in":[],"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":null,"is_accepted":false,"is_published":false,"raw_source_name":"PubMed","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.428600013256073,"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":36,"referenced_works":["https://openalex.org/W1647554959","https://openalex.org/W1848943539","https://openalex.org/W1868046877","https://openalex.org/W1967249779","https://openalex.org/W1978298572","https://openalex.org/W1990002809","https://openalex.org/W2001353383","https://openalex.org/W2002017815","https://openalex.org/W2008727219","https://openalex.org/W2009508821","https://openalex.org/W2011950233","https://openalex.org/W2022919482","https://openalex.org/W2028013825","https://openalex.org/W2043002287","https://openalex.org/W2046527082","https://openalex.org/W2057591355","https://openalex.org/W2058974435","https://openalex.org/W2060724489","https://openalex.org/W2062852472","https://openalex.org/W2063121347","https://openalex.org/W2065935468","https://openalex.org/W2069629287","https://openalex.org/W2082572483","https://openalex.org/W2087311917","https://openalex.org/W2089119935","https://openalex.org/W2127254003","https://openalex.org/W2139589416","https://openalex.org/W2155337416","https://openalex.org/W2157812230","https://openalex.org/W2168335807","https://openalex.org/W2237852403","https://openalex.org/W2246302105","https://openalex.org/W2259871097","https://openalex.org/W2345770136","https://openalex.org/W2402058156","https://openalex.org/W2413324938"],"related_works":["https://openalex.org/W2168024704","https://openalex.org/W2014086062","https://openalex.org/W2411608229","https://openalex.org/W2023800227","https://openalex.org/W1964221367","https://openalex.org/W2399680159","https://openalex.org/W2101745306","https://openalex.org/W4255572841","https://openalex.org/W776309830","https://openalex.org/W1485760506"],"abstract_inverted_index":{"This":[0],"paper":[1],"develops":[2],"and":[3,32,135,152],"tests":[4],"cone-beam":[5,39],"transmission":[6],"computed":[7],"tomography":[8],"(CB-CT)":[9],"for":[10,97,115],"attenuation":[11,113,124,145,148],"compensation":[12,125,149],"of":[13,30,74,132,143],"SPECT":[14,155,179],"images.":[15],"CB-CT":[16,65,108],"was":[17,127,150],"implemented":[18],"on":[19],"a":[20,25,33,75,98,118],"rotating":[21],"gamma":[22,87],"camera":[23,62,88],"with":[24,159,166],"point":[26,50],"source":[27,36,51],"(1-2":[28],"mCi)":[29],"99mTc,":[31],"light-weight":[34],"aluminum":[35],"holder.":[37],"A":[38],"collimator":[40,57,101,169,173],"may":[41],"be":[42,182],"used":[43],"but":[44],"is":[45,52,63,82,93],"not":[46],"required.":[47],"Since":[48],"the":[49,56,61,85,105,140,144,147,154,191],"either":[53,165],"located":[54],"at":[55],"focal":[58],"point,":[59],"or":[60,170,195],"uncollimated,":[64],"has":[66],"excellent":[67],"sensitivity":[68],"(at":[69],"least":[70],"150":[71],"times":[72],"that":[73],"parallel-hole,":[76],"high-resolution":[77,112],"collimator).":[78],"The":[79,123],"predicted":[80],"resolution":[81,89],"equal":[83],"to":[84,190],"intrinsic":[86],"(3-4":[90],"mm),":[91],"which":[92],"much":[94,184],"higher":[95],"than":[96],"high-resolution,":[99],"parallel-hole":[100],"(10-20":[102],"mm).":[103],"In":[104],"present":[106],"study,":[107],"provided":[109],"low":[110],"noise,":[111],"maps":[114,163],"use":[116],"in":[117],"nonuniform":[119,136,160],"attenuation-weighted":[120],"backprojection":[121],"algorithm.":[122],"accuracy":[126],"tested":[128],"using":[129],"basic":[130],"geometries":[131],"line":[133],"sources":[134],"density":[137],"models.":[138],"For":[139],"appropriate":[141],"scaling":[142],"map,":[146],"accurate":[151,186],"removed":[153],"image":[156],"distortion":[157],"associated":[158],"attenuation.":[161],"Attenuation":[162],"acquired":[164],"cone":[167],"beam":[168],"without":[171,187],"any":[172],"were":[174],"both":[175],"successful.":[176],"Using":[177],"CB-CT,":[178],"can":[180],"thus":[181],"made":[183],"more":[185],"adding":[188],"unduly":[189],"imaging":[192],"time,":[193],"complexity,":[194],"cost.":[196]},"counts_by_year":[],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
