{"id":"https://openalex.org/W2133560545","doi":"https://doi.org/10.1109/42.222675","title":"The problem of scatter correction in positron volume imaging","display_name":"The problem of scatter correction in positron volume imaging","publication_year":1993,"publication_date":"1993-03-01","ids":{"openalex":"https://openalex.org/W2133560545","doi":"https://doi.org/10.1109/42.222675","mag":"2133560545","pmid":"https://pubmed.ncbi.nlm.nih.gov/18218400"},"language":"en","primary_location":{"id":"doi:10.1109/42.222675","is_oa":false,"landing_page_url":"https://doi.org/10.1109/42.222675","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":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5105838866","display_name":"Christopher J. Thompson","orcid":null},"institutions":[{"id":"https://openalex.org/I5023651","display_name":"McGill University","ror":"https://ror.org/01pxwe438","country_code":"CA","type":"education","lineage":["https://openalex.org/I5023651"]},{"id":"https://openalex.org/I1292859797","display_name":"Montreal Neurological Institute and Hospital","ror":"https://ror.org/05ghs6f64","country_code":"CA","type":"healthcare","lineage":["https://openalex.org/I1292859797"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"C.J. Thompson","raw_affiliation_strings":["Montreal Neurological Inst., McGill Univ., Montreal, Que","Montreal Neurological Institute and Medical Physics Unit, McGill University, Montreal, QUE, Canada"],"affiliations":[{"raw_affiliation_string":"Montreal Neurological Inst., McGill Univ., Montreal, Que","institution_ids":[]},{"raw_affiliation_string":"Montreal Neurological Institute and Medical Physics Unit, McGill University, Montreal, QUE, Canada","institution_ids":["https://openalex.org/I1292859797","https://openalex.org/I5023651"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5105838866"],"corresponding_institution_ids":["https://openalex.org/I1292859797","https://openalex.org/I5023651"],"apc_list":null,"apc_paid":null,"fwci":3.1186,"has_fulltext":false,"cited_by_count":39,"citation_normalized_percentile":{"value":0.92001735,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"12","issue":"1","first_page":"124","last_page":"132"},"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/T11216","display_name":"Radiation Detection and Scintillator Technologies","score":0.9998999834060669,"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"}},{"id":"https://openalex.org/T12386","display_name":"Advanced X-ray and CT Imaging","score":0.9994000196456909,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.599087119102478},{"id":"https://openalex.org/keywords/deconvolution","display_name":"Deconvolution","score":0.5895857214927673},{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.5457753539085388},{"id":"https://openalex.org/keywords/monte-carlo-method","display_name":"Monte Carlo method","score":0.5304365158081055},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.5170450806617737},{"id":"https://openalex.org/keywords/positron-emission-tomography","display_name":"Positron emission tomography","score":0.4841371476650238},{"id":"https://openalex.org/keywords/radius","display_name":"RADIUS","score":0.46251004934310913},{"id":"https://openalex.org/keywords/window","display_name":"Window (computing)","score":0.4612390697002411},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.44559645652770996},{"id":"https://openalex.org/keywords/iterative-reconstruction","display_name":"Iterative reconstruction","score":0.42897751927375793},{"id":"https://openalex.org/keywords/nuclear-medicine","display_name":"Nuclear medicine","score":0.3355243504047394},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.27804502844810486},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.2744032144546509},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.16243982315063477},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.0932060182094574}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.599087119102478},{"id":"https://openalex.org/C174576160","wikidata":"https://www.wikidata.org/wiki/Q1183700","display_name":"Deconvolution","level":2,"score":0.5895857214927673},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.5457753539085388},{"id":"https://openalex.org/C19499675","wikidata":"https://www.wikidata.org/wiki/Q232207","display_name":"Monte Carlo method","level":2,"score":0.5304365158081055},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.5170450806617737},{"id":"https://openalex.org/C2775842073","wikidata":"https://www.wikidata.org/wiki/Q208376","display_name":"Positron emission tomography","level":2,"score":0.4841371476650238},{"id":"https://openalex.org/C178635117","wikidata":"https://www.wikidata.org/wiki/Q747499","display_name":"RADIUS","level":2,"score":0.46251004934310913},{"id":"https://openalex.org/C2778751112","wikidata":"https://www.wikidata.org/wiki/Q835016","display_name":"Window (computing)","level":2,"score":0.4612390697002411},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.44559645652770996},{"id":"https://openalex.org/C141379421","wikidata":"https://www.wikidata.org/wiki/Q6094427","display_name":"Iterative reconstruction","level":2,"score":0.42897751927375793},{"id":"https://openalex.org/C2989005","wikidata":"https://www.wikidata.org/wiki/Q214963","display_name":"Nuclear medicine","level":1,"score":0.3355243504047394},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.27804502844810486},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2744032144546509},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.16243982315063477},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0932060182094574},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/42.222675","is_oa":false,"landing_page_url":"https://doi.org/10.1109/42.222675","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:18218400","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/18218400","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}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16","score":0.5600000023841858},{"display_name":"Reduced inequalities","id":"https://metadata.un.org/sdg/10","score":0.46000000834465027}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W1967846477","https://openalex.org/W1969725410","https://openalex.org/W1971729666","https://openalex.org/W1986988280","https://openalex.org/W1999680380","https://openalex.org/W2006760641","https://openalex.org/W2014502992","https://openalex.org/W2023031311","https://openalex.org/W2033074106","https://openalex.org/W2034034351","https://openalex.org/W2035355801","https://openalex.org/W2060097752","https://openalex.org/W2070638316","https://openalex.org/W2075481138","https://openalex.org/W2078746988","https://openalex.org/W2084437486","https://openalex.org/W2085831788","https://openalex.org/W2095669283","https://openalex.org/W2100597359","https://openalex.org/W2109077634","https://openalex.org/W2131323335","https://openalex.org/W2135848264","https://openalex.org/W2148400446","https://openalex.org/W2152906074","https://openalex.org/W2533951919","https://openalex.org/W2543867871","https://openalex.org/W6665474695"],"related_works":["https://openalex.org/W4251527294","https://openalex.org/W3090782779","https://openalex.org/W2037261263","https://openalex.org/W3149087629","https://openalex.org/W4231036715","https://openalex.org/W2032074591","https://openalex.org/W1986156575","https://openalex.org/W4242983818","https://openalex.org/W2970288912","https://openalex.org/W2751689993"],"abstract_inverted_index":{"Thin,":[0],"dense":[1],"interslice":[2],"septa":[3,20],"have":[4,43],"long":[5,114],"been":[6,44],"used":[7],"to":[8,31,74,100],"reduce":[9],"the":[10,22,32,49,92,101,116,122,139,146,152],"scattered":[11,140,153],"radiation":[12],"collected":[13],"in":[14,55,142],"positron":[15],"emission":[16],"tomography":[17],"(PET).":[18],"These":[19],"prevent":[21],"acquisition":[23],"of":[24,91,166],"coincident":[25],"gamma":[26],"rays":[27,42],"that":[28,39,89],"are":[29,58,66,134,157],"oblique":[30,41],"scanning":[33,84],"planes.":[34],"Several":[35],"volume":[36],"imaging":[37],"systems":[38,57],"acquire":[40],"built.":[45],"The":[46,68,125],"reasons":[47],"why":[48],"scatter":[50,63,111],"fraction":[51],"is":[52,119],"intrinsically":[53],"higher":[54],"these":[56],"discussed,":[59],"and":[60,78,83,104,156],"two":[61],"different":[62],"compensation":[64],"techniques":[65],"compared.":[67],"comparison":[69],"uses":[70],"Monte":[71],"Carlo":[72],"simulations":[73],"generate":[75],"average":[76],"profiles":[77,95,126],"spectra":[79],"for":[80],"typical":[81],"phantoms":[82],"geometries.":[85],"Comparison":[86],"results":[87],"indicate":[88],"deconvolution":[90],"total":[93],"event":[94,154],"with":[96],"a":[97,129,143,163],"filter":[98],"adjusted":[99],"object":[102],"size":[103],"good":[105],"energy":[106,132],"discrimination":[107],"provide":[108],"an":[109],"excellent":[110],"estimate":[112],"as":[113,115],"object's":[117],"diameter":[118],"less":[120,158],"than":[121,138],"detector's":[123],"radius.":[124],"derived":[127],"from":[128],"second,":[130],"lower,":[131],"window":[133,144],"always":[135],"much":[136],"flatter":[137],"counts":[141],"covering":[145],"photopeak.":[147],"They":[148],"do":[149],"not":[150],"match":[151],"profile":[155],"reliable,":[159],"being":[160],"based":[161],"on":[162],"lower":[164],"number":[165],"counts.":[167]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2026-03-28T08:17:26.163206","created_date":"2025-10-10T00:00:00"}