{"id":"https://openalex.org/W2245651070","doi":"https://doi.org/10.1109/dicta.2015.7371294","title":"Performance Evaluation of a Newly Proposed Novel L-SPECT System for SPECT Imaging","display_name":"Performance Evaluation of a Newly Proposed Novel L-SPECT System for SPECT Imaging","publication_year":2015,"publication_date":"2015-11-01","ids":{"openalex":"https://openalex.org/W2245651070","doi":"https://doi.org/10.1109/dicta.2015.7371294","mag":"2245651070"},"language":"en","primary_location":{"id":"doi:10.1109/dicta.2015.7371294","is_oa":false,"landing_page_url":"https://doi.org/10.1109/dicta.2015.7371294","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 International Conference on Digital Image Computing: Techniques and Applications (DICTA)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://hdl.handle.net/1959.4/unsworks_38656","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5025377462","display_name":"Tasneem Rahman","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Tasneem Rahman","raw_affiliation_strings":["UNSW Australia, School of Engineering & IT, Canberra, Australia"],"affiliations":[{"raw_affiliation_string":"UNSW Australia, School of Engineering & IT, Canberra, Australia","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062579226","display_name":"Murat Tahtal\u0131","orcid":"https://orcid.org/0000-0003-4702-4002"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Murat Tahtali","raw_affiliation_strings":["UNSW Australia, School of Engineering & IT, Canberra, Australia"],"affiliations":[{"raw_affiliation_string":"UNSW Australia, School of Engineering & IT, Canberra, Australia","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102882632","display_name":"Mark R. Pickering","orcid":"https://orcid.org/0000-0001-6736-3859"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Mark R. Pickering","raw_affiliation_strings":["UNSW Australia, School of Engineering & IT, Canberra, Australia"],"affiliations":[{"raw_affiliation_string":"UNSW Australia, School of Engineering & IT, Canberra, Australia","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5025377462"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2706,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.6446475,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"35","issue":null,"first_page":"1","last_page":"6"},"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":0.9994000196456909,"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"}},{"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/imaging-phantom","display_name":"Imaging phantom","score":0.725059449672699},{"id":"https://openalex.org/keywords/pinhole","display_name":"Pinhole (optics)","score":0.7224820852279663},{"id":"https://openalex.org/keywords/collimator","display_name":"Collimator","score":0.6703940033912659},{"id":"https://openalex.org/keywords/image-resolution","display_name":"Image resolution","score":0.6300551891326904},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.5882681608200073},{"id":"https://openalex.org/keywords/single-photon-emission-computed-tomography","display_name":"Single-photon emission computed tomography","score":0.5845340490341187},{"id":"https://openalex.org/keywords/spect-imaging","display_name":"Spect imaging","score":0.550402045249939},{"id":"https://openalex.org/keywords/silicon-photomultiplier","display_name":"Silicon photomultiplier","score":0.4800620973110199},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.43693381547927856},{"id":"https://openalex.org/keywords/sensitivity","display_name":"Sensitivity (control systems)","score":0.43570151925086975},{"id":"https://openalex.org/keywords/monte-carlo-method","display_name":"Monte Carlo method","score":0.4315083920955658},{"id":"https://openalex.org/keywords/scanner","display_name":"Scanner","score":0.4300185739994049},{"id":"https://openalex.org/keywords/photomultiplier","display_name":"Photomultiplier","score":0.42404603958129883},{"id":"https://openalex.org/keywords/field-of-view","display_name":"Field of view","score":0.4182824194431305},{"id":"https://openalex.org/keywords/emission-computed-tomography","display_name":"Emission computed tomography","score":0.4172981381416321},{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.4164186120033264},{"id":"https://openalex.org/keywords/lyso","display_name":"Lyso-","score":0.414861798286438},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3882390260696411},{"id":"https://openalex.org/keywords/scintillator","display_name":"Scintillator","score":0.37909549474716187},{"id":"https://openalex.org/keywords/nuclear-medicine","display_name":"Nuclear medicine","score":0.30858221650123596},{"id":"https://openalex.org/keywords/positron-emission-tomography","display_name":"Positron emission tomography","score":0.23577722907066345},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.11330536007881165},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.10706159472465515}],"concepts":[{"id":"https://openalex.org/C104293457","wikidata":"https://www.wikidata.org/wiki/Q28324852","display_name":"Imaging phantom","level":2,"score":0.725059449672699},{"id":"https://openalex.org/C2776700484","wikidata":"https://www.wikidata.org/wiki/Q15832623","display_name":"Pinhole (optics)","level":2,"score":0.7224820852279663},{"id":"https://openalex.org/C2779200277","wikidata":"https://www.wikidata.org/wiki/Q1164658","display_name":"Collimator","level":2,"score":0.6703940033912659},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.6300551891326904},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.5882681608200073},{"id":"https://openalex.org/C2780441642","wikidata":"https://www.wikidata.org/wiki/Q849737","display_name":"Single-photon emission computed tomography","level":2,"score":0.5845340490341187},{"id":"https://openalex.org/C2984398910","wikidata":"https://www.wikidata.org/wiki/Q849737","display_name":"Spect imaging","level":2,"score":0.550402045249939},{"id":"https://openalex.org/C104335537","wikidata":"https://www.wikidata.org/wiki/Q1085747","display_name":"Silicon photomultiplier","level":4,"score":0.4800620973110199},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.43693381547927856},{"id":"https://openalex.org/C21200559","wikidata":"https://www.wikidata.org/wiki/Q7451068","display_name":"Sensitivity (control systems)","level":2,"score":0.43570151925086975},{"id":"https://openalex.org/C19499675","wikidata":"https://www.wikidata.org/wiki/Q232207","display_name":"Monte Carlo method","level":2,"score":0.4315083920955658},{"id":"https://openalex.org/C2779751349","wikidata":"https://www.wikidata.org/wiki/Q1474480","display_name":"Scanner","level":2,"score":0.4300185739994049},{"id":"https://openalex.org/C113879476","wikidata":"https://www.wikidata.org/wiki/Q61897384","display_name":"Photomultiplier","level":3,"score":0.42404603958129883},{"id":"https://openalex.org/C150627866","wikidata":"https://www.wikidata.org/wiki/Q1076893","display_name":"Field of view","level":2,"score":0.4182824194431305},{"id":"https://openalex.org/C2778064278","wikidata":"https://www.wikidata.org/wiki/Q5372630","display_name":"Emission computed tomography","level":3,"score":0.4172981381416321},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.4164186120033264},{"id":"https://openalex.org/C2780330291","wikidata":"https://www.wikidata.org/wiki/Q6710262","display_name":"Lyso-","level":4,"score":0.414861798286438},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3882390260696411},{"id":"https://openalex.org/C161694136","wikidata":"https://www.wikidata.org/wiki/Q910990","display_name":"Scintillator","level":3,"score":0.37909549474716187},{"id":"https://openalex.org/C2989005","wikidata":"https://www.wikidata.org/wiki/Q214963","display_name":"Nuclear medicine","level":1,"score":0.30858221650123596},{"id":"https://openalex.org/C2775842073","wikidata":"https://www.wikidata.org/wiki/Q208376","display_name":"Positron emission tomography","level":2,"score":0.23577722907066345},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.11330536007881165},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.10706159472465515},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/dicta.2015.7371294","is_oa":false,"landing_page_url":"https://doi.org/10.1109/dicta.2015.7371294","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 International Conference on Digital Image Computing: Techniques and Applications (DICTA)","raw_type":"proceedings-article"},{"id":"pmh:oai:unsworks.library.unsw.edu.au:1959.4/unsworks_38656","is_oa":true,"landing_page_url":"http://hdl.handle.net/1959.4/unsworks_38656","pdf_url":null,"source":{"id":"https://openalex.org/S4306401737","display_name":"UNSWorks (University of New South Wales, Sydney, Australia)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I40053085","host_organization_name":"Australian Defence Force Academy","host_organization_lineage":["https://openalex.org/I40053085"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE International Conference on Digital Image Computing: Techniques and Applications (DICTA), Adelaide, Australia, 2015-11-23 - 2015-11-25","raw_type":"http://purl.org/coar/resource_type/c_5794"},{"id":"pmh:oai:unsworks.unsw.edu.au:1959.4/unsworks_38656","is_oa":false,"landing_page_url":"http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=7371294&tag=1","pdf_url":null,"source":{"id":"https://openalex.org/S4377196481","display_name":"UNSWorks (UNSW Sydney)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I31746571","host_organization_name":"UNSW Sydney","host_organization_lineage":["https://openalex.org/I31746571"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"text"}],"best_oa_location":{"id":"pmh:oai:unsworks.library.unsw.edu.au:1959.4/unsworks_38656","is_oa":true,"landing_page_url":"http://hdl.handle.net/1959.4/unsworks_38656","pdf_url":null,"source":{"id":"https://openalex.org/S4306401737","display_name":"UNSWorks (University of New South Wales, Sydney, Australia)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I40053085","host_organization_name":"Australian Defence Force Academy","host_organization_lineage":["https://openalex.org/I40053085"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE International Conference on Digital Image Computing: Techniques and Applications (DICTA), Adelaide, Australia, 2015-11-23 - 2015-11-25","raw_type":"http://purl.org/coar/resource_type/c_5794"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.8999999761581421,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":37,"referenced_works":["https://openalex.org/W1751034487","https://openalex.org/W1891900466","https://openalex.org/W1954995379","https://openalex.org/W1969196151","https://openalex.org/W1987747996","https://openalex.org/W1993388378","https://openalex.org/W2012151667","https://openalex.org/W2020446468","https://openalex.org/W2022376713","https://openalex.org/W2042900363","https://openalex.org/W2063884478","https://openalex.org/W2070778404","https://openalex.org/W2072485992","https://openalex.org/W2081044389","https://openalex.org/W2081597892","https://openalex.org/W2106284451","https://openalex.org/W2109045178","https://openalex.org/W2109416512","https://openalex.org/W2118530654","https://openalex.org/W2128158076","https://openalex.org/W2138884296","https://openalex.org/W2152197843","https://openalex.org/W2153234039","https://openalex.org/W2156784002","https://openalex.org/W2160203786","https://openalex.org/W2326009666","https://openalex.org/W2412389806","https://openalex.org/W3202857298","https://openalex.org/W6637561366","https://openalex.org/W6639525838","https://openalex.org/W6640909176","https://openalex.org/W6655749570","https://openalex.org/W6671116562","https://openalex.org/W6674485530","https://openalex.org/W6676092280","https://openalex.org/W6676545124","https://openalex.org/W6682328412"],"related_works":["https://openalex.org/W2138226061","https://openalex.org/W3038595806","https://openalex.org/W2966550174","https://openalex.org/W2043800983","https://openalex.org/W2542554006","https://openalex.org/W2052301970","https://openalex.org/W4400840730","https://openalex.org/W2783176426","https://openalex.org/W2543562986","https://openalex.org/W2752806289"],"abstract_inverted_index":{"The":[0,68,135,159,175,236],"importance":[1],"of":[2,5,19,57,63,77,84,103,120,126,133,143,153,162,170,177,218,242],"pre-clinical":[3],"research":[4],"single":[6],"photon":[7],"emission":[8],"computed":[9],"tomography(SPECT)":[10],"imaging":[11,80,96],"is":[12,35,72,91,137,230],"now":[13],"widely":[14],"recognized.":[15],"For":[16],"the":[17,46,54,58,75,82,95,101,206,216,240],"demand":[18,38],"high":[20,23,40,247],"resolution":[21,245],"and":[22,33,52,107,173,187,246],"detection":[24,248],"efficiency,":[25],"SPECT":[26],"has":[27],"been":[28],"developed":[29],"in":[30],"several":[31],"ways":[32],"it":[34],"simultaneously":[36,99],"making":[37],"for":[39,129,191,209],"quality":[41],"imaging.":[42],"This":[43],"paper":[44],"introduces":[45],"newly":[47],"proposed":[48,69],"dual-head":[49],"L-SPECT":[50,70,223],"system":[51,59,71,136,164,178,180],"investigates":[53],"initial":[55],"performance":[56,217],"having":[60],"an":[61,124,151,251],"array":[62,90,125,142,152],"pinholes":[64,128],"as":[65],"a":[66,113,140,225],"collimator.":[67],"based":[73,138],"on":[74,139],"concept":[76],"light":[78,105],"field":[79],"allowing":[81],"refocusing":[83],"images":[85,197],"after":[86],"exposure.":[87],"A":[88],"microlens":[89],"placed":[92],"just":[93],"before":[94],"sensor":[97],"to":[98,232],"record":[100],"direction":[102],"incident":[104],"rays":[106,131],"their":[108],"intensities.":[109],"We":[110],"are":[111,198],"proposing":[112],"detector":[114],"module":[115],"with":[116,150,167],"48mm":[117,119],"by":[118],"active":[121],"area":[122],"behind":[123],"100\u00d7100":[127],"gamma":[130],"instead":[132],"microlenses.":[134],"pixelated":[141],"NaI":[144],"crystals":[145],"(10\u00d710\u00d710":[146],"mm":[147],"elements)":[148],"coupled":[149],"position":[154],"sensitive":[155],"photomultiplier":[156],"tubes":[157],"(PSPMTs).":[158],"basic":[160],"characteristics":[161],"this":[163,219],"were":[165,189],"evaluated":[166,190],"pinhole":[168],"radii":[169],"50\u03bcm,":[171],"60\u03bcm":[172],"100\u03bcm.":[174],"measurements":[176],"sensitivity,":[179],"spatial":[181,244],"resolution,":[182,184],"energy":[183,252],"volume":[185],"sensitivity":[186],"uniformity":[188],"99mTc":[192],"(140keV)":[193],"solution":[194],"where":[195,224],"reconstructed":[196],"well":[199],"visualized.":[200],"Monte":[201],"Carlo":[202],"simulation":[203],"studies":[204],"using":[205],"Geant4":[207],"Application":[208],"Tomographic":[210],"Emission":[211],"(GATE)":[212],"software":[213],"package":[214],"validate":[215],"novel":[220],"dual":[221],"head":[222],"general":[226],"cylindrical":[227],"water":[228],"phantom":[229],"used":[231],"evaluate":[233],"its":[234],"performance.":[235],"analysis":[237],"results":[238],"show":[239],"combination":[241],"excellent":[243],"efficiency":[249],"over":[250],"range":[253],"between":[254],"20-160":[255],"keV.":[256]},"counts_by_year":[{"year":2016,"cited_by_count":1}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}
