{"id":"https://openalex.org/W2000694777","doi":"https://doi.org/10.1118/1.1288239","title":"Fast reconstruction with uniform noise properties in halfscan computed tomography","display_name":"Fast reconstruction with uniform noise properties in halfscan computed tomography","publication_year":2000,"publication_date":"2000-09-01","ids":{"openalex":"https://openalex.org/W2000694777","doi":"https://doi.org/10.1118/1.1288239","mag":"2000694777","pmid":"https://pubmed.ncbi.nlm.nih.gov/11011730"},"language":"en","primary_location":{"id":"doi:10.1118/1.1288239","doi":"https://doi.org/10.1118/1.1288239","is_oa":false,"landing_page_url":"https://doi.org/10.1118/1.1288239","pdf_url":null,"source":{"id":"https://openalex.org/S95522064","display_name":"Medical Physics","issn_l":"0094-2405","issn":["0094-2405","1522-8541","2473-4209"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Medical Physics","raw_type":"journal-article"},"volume":null,"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/A5101465418","display_name":"Xiaochuan Pan","orcid":"https://orcid.org/0000-0002-3074-9771","observed_orcids":["https://orcid.org/0000-0002-3074-9771"]},"institutions":[{"id":"https://openalex.org/I40347166","display_name":"University of Chicago","ror":"https://ror.org/024mw5h28","country_code":"US","type":"education","lineage":["https://openalex.org/I40347166"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Xiaochuan Pan","raw_affiliation_strings":["The Department of Radiology, The University of Chicago, Illinois 60637, USA. x-pan@uchicago.edu","The Department of Radiology, The University of Chicago, Illinois 60637, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Department of Radiology, The University of Chicago, Illinois 60637, USA. x-pan@uchicago.edu","institution_ids":["https://openalex.org/I40347166"]},{"raw_affiliation_string":"The Department of Radiology, The University of Chicago, Illinois 60637, USA","institution_ids":["https://openalex.org/I40347166"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5101465418"],"corresponding_institution_ids":["https://openalex.org/I40347166"],"apc_list":{"value":3360,"currency":"USD","value_usd":3360},"apc_paid":null,"fwci":1.2918,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.78891967,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":96},"biblio":{"volume":"27","issue":"9","first_page":"2031","last_page":"2036"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10522","display_name":"Medical Imaging Techniques and Applications","score":0.9775000214576721,"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":0.9775000214576721,"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":0.00989999994635582,"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/T10844","display_name":"Radiation Dose and Imaging","score":0.004000000189989805,"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/fan-beam-ct","display_name":"fan-beam CT","score":0.8550000190734863},{"id":"https://openalex.org/keywords/filtered-back-projection","display_name":"filtered backprojection","score":0.828000009059906},{"id":"https://openalex.org/keywords/image-denoising","display_name":"image denoising","score":0.6330000162124634},{"id":"https://openalex.org/keywords/uniform-noise","display_name":"uniform noise","score":0.5210000276565552},{"id":"https://openalex.org/keywords/sinogram-reconstruction","display_name":"sinogram reconstruction","score":0.6159999966621399},{"id":"https://openalex.org/keywords/spiral-ct","display_name":"spiral CT","score":0.8399999737739563},{"id":"https://openalex.org/keywords/radiation-dose-reduction","display_name":"radiation dose reduction","score":0.7369999885559082},{"id":"https://openalex.org/keywords/lesion-detection","display_name":"lesion detection","score":0.9620000123977661}],"concepts":[{"id":"https://openalex.org/C141379421","wikidata":"https://www.wikidata.org/wiki/Q6094427","display_name":"Iterative reconstruction","level":2,"score":0.7171513438224792},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.6246196031570435},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5749162435531616},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5624914765357971},{"id":"https://openalex.org/C62469222","wikidata":"https://www.wikidata.org/wiki/Q17092103","display_name":"Hybrid algorithm (constraint satisfaction)","level":5,"score":0.5187202095985413},{"id":"https://openalex.org/C2779898584","wikidata":"https://www.wikidata.org/wiki/Q7820109","display_name":"Reconstruction algorithm","level":3,"score":0.46557945013046265},{"id":"https://openalex.org/C50897621","wikidata":"https://www.wikidata.org/wiki/Q2665508","display_name":"Hybrid system","level":2,"score":0.45569103956222534},{"id":"https://openalex.org/C163716698","wikidata":"https://www.wikidata.org/wiki/Q841267","display_name":"Tomography","level":2,"score":0.4481085538864136},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.42017504572868347},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3808518350124359},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.3227905035018921},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.29302579164505005},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.17789453268051147},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.08521851897239685},{"id":"https://openalex.org/C176783269","wikidata":"https://www.wikidata.org/wiki/Q5164378","display_name":"Constraint logic programming","level":4,"score":0.0},{"id":"https://openalex.org/C44616089","wikidata":"https://www.wikidata.org/wiki/Q30158686","display_name":"Constraint satisfaction","level":3,"score":0.0},{"id":"https://openalex.org/C49937458","wikidata":"https://www.wikidata.org/wiki/Q2599292","display_name":"Probabilistic logic","level":2,"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":"D007091","descriptor_name":"Image Processing, Computer-Assisted","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D007091","descriptor_name":"Image Processing, Computer-Assisted","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D007091","descriptor_name":"Image Processing, Computer-Assisted","qualifier_ui":"Q000379","qualifier_name":"methods","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":"Q000295","qualifier_name":"instrumentation","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":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":"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":2,"locations":[{"id":"doi:10.1118/1.1288239","doi":"https://doi.org/10.1118/1.1288239","is_oa":false,"landing_page_url":"https://doi.org/10.1118/1.1288239","pdf_url":null,"source":{"id":"https://openalex.org/S95522064","display_name":"Medical Physics","issn_l":"0094-2405","issn":["0094-2405","1522-8541","2473-4209"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Medical Physics","raw_type":"journal-article"},{"id":"pmid:11011730","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/11011730","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":"Medical physics","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.4000000059604645}],"sustainable_development_goals_aurora":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G236921034","display_name":"NON-ITERATIVE METHODS FOR 3D SPECT IMAGE RECONSTRUCTION","funder_award_id":"5r29ca070449-03","funder_id":"https://openalex.org/F4320332161","funder_display_name":"National Institutes of Health"},{"id":"https://openalex.org/G4010692801","display_name":null,"funder_award_id":"R29 CA70449","funder_id":"https://openalex.org/F4320337351","funder_display_name":"National Cancer Institute"}],"funders":[{"id":"https://openalex.org/F4320332161","display_name":"National Institutes of Health","ror":"https://ror.org/01cwqze88"},{"id":"https://openalex.org/F4320337351","display_name":"National Cancer Institute","ror":"https://ror.org/040gcmg81"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1964640145","https://openalex.org/W1976319430","https://openalex.org/W1985264881","https://openalex.org/W1999993942","https://openalex.org/W2006605937","https://openalex.org/W2007543463","https://openalex.org/W2015892377","https://openalex.org/W2028236273","https://openalex.org/W2037307091","https://openalex.org/W2052829179","https://openalex.org/W2056815575","https://openalex.org/W2075449863","https://openalex.org/W2080924368","https://openalex.org/W2097170823","https://openalex.org/W2105662848","https://openalex.org/W2142291347","https://openalex.org/W2170521424"],"related_works":["https://openalex.org/W2055023808","https://openalex.org/W2040719240","https://openalex.org/W2033726554","https://openalex.org/W1508809979","https://openalex.org/W2075449863","https://openalex.org/W2178372683","https://openalex.org/W2105933205","https://openalex.org/W2071289440","https://openalex.org/W2100906168","https://openalex.org/W2349260182"],"abstract_inverted_index":{"The":[0],"hybrid":[1,28],"algorithms":[2,29,54,70,160],"developed":[3,52],"recently":[4],"for":[5,55,165],"the":[6,20,27,67,77,83,91,100,119,135,151,155,158],"reconstruction":[7,57,167],"of":[8,19,43,85,99,118,134,139],"fan-beam":[9,21,37,46],"images":[10,95,114,148],"possess":[11],"computational":[12],"and":[13,106,124,137,142,170],"noise":[14,92,127],"properties":[15],"superior":[16],"to":[17,34,154],"those":[18,112],"filtered":[22],"backprojection":[23],"(FFBP)":[24],"algorithm.":[25,121],"However,":[26],"cannot":[30],"be":[31,130],"applied":[32],"directly":[33],"a":[35,44],"halfscan":[36,59],"sinogram":[38],"because":[39],"they":[40],"require":[41],"knowledge":[42],"fullscan":[45],"sinogram.":[47],"In":[48],"this":[49],"work,":[50],"we":[51],"halfscan-hybrid":[53,69,101,159],"image":[56,126,166],"in":[58,94,113,145,168],"computed":[60],"tomography":[61],"(CT).":[62],"Numerical":[63],"evaluation":[64],"indicates":[65],"that":[66,90],"proposed":[68],"are":[71,76,103,111],"computationally":[72],"more":[73,108],"efficient":[74],"than":[75,110],"widely":[78],"used":[79],"halfscan-FFBP":[80,120],"algorithms.":[81],"Also,":[82],"results":[84],"quantitative":[86],"studies":[87],"demonstrated":[88],"clearly":[89],"levels":[93,128],"reconstructed":[96,115],"by":[97,116],"use":[98,117],"algorithm":[102],"generally":[104],"lower":[105],"spatially":[107],"uniform":[109,125],"Such":[122],"reduced":[123],"may":[129,161],"translated":[131],"into":[132],"improvement":[133],"accuracy":[136],"precision":[138],"lesion":[140],"detection":[141],"parameter":[143],"estimation":[144],"noisy":[146],"CT":[147],"without":[149],"increasing":[150],"radiation":[152],"dose":[153],"patient.":[156],"Therefore,":[157],"have":[162],"significant":[163],"implication":[164],"conventional":[169],"helical":[171],"CT.":[172]},"counts_by_year":[{"year":2012,"cited_by_count":2}],"updated_date":"2026-10-16T09:59:22.235173","created_date":"2016-06-24T00:00:00"}