{"id":"https://openalex.org/W2109406526","doi":"https://doi.org/10.1109/isbi.2004.1398648","title":"Compact representation of PET 3D system response matrices","display_name":"Compact representation of PET 3D system response matrices","publication_year":2005,"publication_date":"2005-04-12","ids":{"openalex":"https://openalex.org/W2109406526","doi":"https://doi.org/10.1109/isbi.2004.1398648","mag":"2109406526"},"language":"en","primary_location":{"id":"doi:10.1109/isbi.2004.1398648","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isbi.2004.1398648","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2004 2nd IEEE International Symposium on Biomedical Imaging: Macro to Nano (IEEE Cat No. 04EX821)","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/A5080373166","display_name":"W. Worstell","orcid":"https://orcid.org/0000-0003-1595-3384"},"institutions":[{"id":"https://openalex.org/I4210095190","display_name":"Photometrics (United States)","ror":"https://ror.org/00qnt7d66","country_code":"US","type":"company","lineage":["https://openalex.org/I4210095190"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"W.A. Worstell","raw_affiliation_strings":["Photo Detection Systems, Inc., Acton, MA, USA","PhotoDetection Syst., Inc., Acton, MA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Photo Detection Systems, Inc., Acton, MA, USA","institution_ids":[]},{"raw_affiliation_string":"PhotoDetection Syst., Inc., Acton, MA, USA","institution_ids":["https://openalex.org/I4210095190"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084323108","display_name":"Simon Adler","orcid":"https://orcid.org/0000-0002-9653-9005"},"institutions":[{"id":"https://openalex.org/I4210095190","display_name":"Photometrics (United States)","ror":"https://ror.org/00qnt7d66","country_code":"US","type":"company","lineage":["https://openalex.org/I4210095190"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"S.S. Adler","raw_affiliation_strings":["Photo Detection Systems, Inc., Acton, MA, USA","PhotoDetection Syst., Inc., Acton, MA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Photo Detection Systems, Inc., Acton, MA, USA","institution_ids":[]},{"raw_affiliation_string":"PhotoDetection Syst., Inc., Acton, MA, USA","institution_ids":["https://openalex.org/I4210095190"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011265720","display_name":"Haris Kudrolli","orcid":null},"institutions":[{"id":"https://openalex.org/I4210095190","display_name":"Photometrics (United States)","ror":"https://ror.org/00qnt7d66","country_code":"US","type":"company","lineage":["https://openalex.org/I4210095190"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"H.A. Kudrolli","raw_affiliation_strings":["Photo Detection Systems, Inc., Acton, MA, USA","PhotoDetection Syst., Inc., Acton, MA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Photo Detection Systems, Inc., Acton, MA, USA","institution_ids":[]},{"raw_affiliation_string":"PhotoDetection Syst., Inc., Acton, MA, USA","institution_ids":["https://openalex.org/I4210095190"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046930211","display_name":"J. Nevin","orcid":null},"institutions":[{"id":"https://openalex.org/I4210095190","display_name":"Photometrics (United States)","ror":"https://ror.org/00qnt7d66","country_code":"US","type":"company","lineage":["https://openalex.org/I4210095190"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"J.D. Nevin","raw_affiliation_strings":["Photo Detection Systems, Inc., Acton, MA, USA","PhotoDetection Syst., Inc., Acton, MA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Photo Detection Systems, Inc., Acton, MA, USA","institution_ids":[]},{"raw_affiliation_string":"PhotoDetection Syst., Inc., Acton, MA, USA","institution_ids":["https://openalex.org/I4210095190"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5075911270","display_name":"L.V. Romanov","orcid":"https://orcid.org/0000-0002-1297-3331"},"institutions":[{"id":"https://openalex.org/I4210095190","display_name":"Photometrics (United States)","ror":"https://ror.org/00qnt7d66","country_code":"US","type":"company","lineage":["https://openalex.org/I4210095190"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"L.V. Romanov","raw_affiliation_strings":["Photo Detection Systems, Inc., Acton, MA, USA","PhotoDetection Syst., Inc., Acton, MA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Photo Detection Systems, Inc., Acton, MA, USA","institution_ids":[]},{"raw_affiliation_string":"PhotoDetection Syst., Inc., Acton, MA, USA","institution_ids":["https://openalex.org/I4210095190"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.5202,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.71837583,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"2","issue":null,"first_page":"756","last_page":"759"},"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/T10378","display_name":"Advanced MRI Techniques and Applications","score":0.9994000196456909,"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":0.9990000128746033,"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/matrix","display_name":"Matrix (chemical analysis)","score":0.5363558530807495},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.5244303345680237},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5034412741661072},{"id":"https://openalex.org/keywords/iterative-reconstruction","display_name":"Iterative reconstruction","score":0.48895347118377686},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.47696030139923096},{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.46778902411460876},{"id":"https://openalex.org/keywords/iterative-method","display_name":"Iterative method","score":0.4390599727630615},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.35936439037323},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3323112726211548},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2616095542907715},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.2175855040550232},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.1626943051815033}],"concepts":[{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.5363558530807495},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.5244303345680237},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5034412741661072},{"id":"https://openalex.org/C141379421","wikidata":"https://www.wikidata.org/wiki/Q6094427","display_name":"Iterative reconstruction","level":2,"score":0.48895347118377686},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.47696030139923096},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.46778902411460876},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.4390599727630615},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.35936439037323},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3323112726211548},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2616095542907715},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2175855040550232},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.1626943051815033},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/isbi.2004.1398648","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isbi.2004.1398648","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2004 2nd IEEE International Symposium on Biomedical Imaging: Macro to Nano (IEEE Cat No. 04EX821)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1602199424","https://openalex.org/W2014568892","https://openalex.org/W2084090004","https://openalex.org/W2115160737","https://openalex.org/W2125233846","https://openalex.org/W2127774492","https://openalex.org/W2133509394","https://openalex.org/W2137978851","https://openalex.org/W2139363737","https://openalex.org/W2142080545","https://openalex.org/W2146606394","https://openalex.org/W2257058006","https://openalex.org/W4285719527","https://openalex.org/W6680584642"],"related_works":["https://openalex.org/W2364505198","https://openalex.org/W2355835716","https://openalex.org/W2365142053","https://openalex.org/W2361792563","https://openalex.org/W2107386309","https://openalex.org/W2545869789","https://openalex.org/W2141090006","https://openalex.org/W1964555484","https://openalex.org/W3048932468","https://openalex.org/W2148504016"],"abstract_inverted_index":{"We":[0],"present":[1],"a":[2,18,36,43],"method":[3,52],"for":[4,80],"the":[5,72,94,99,121],"compact":[6,82],"storage":[7,83,108],"of":[8,71],"3D":[9,46,60,67],"geometric":[10,27],"system":[11,28,38,122],"response":[12,29,39,123],"matrix":[13,30,40,124],"coefficients":[14],"in":[15,35,63,93,101,107],"PET,":[16,64],"using":[17],"separation":[19],"into":[20,74,120],"transaxial":[21,75],"and":[22,76,115],"axial":[23,77],"contributions.":[24],"The":[25,105],"pre-calculated":[26],"may":[31,110],"then":[32],"be":[33,111],"included":[34],"factorized":[37,103],"formulation,":[41],"within":[42],"model-based":[44],"fully":[45],"iterative":[47],"reconstruction":[48],"algorithm.":[49],"A":[50],"related":[51],"is":[53,98],"presented":[54],"which":[55],"applies":[56],"this":[57],"technique":[58],"to":[59,66,113],"attenuation":[61],"correction":[62],"or":[65,90],"transmission":[68],"tomography.":[69],"Separation":[70],"problem":[73],"components":[78],"allows":[79],"more":[81],"with":[84],"less":[85],"reliance":[86],"on":[87],"rebinning,":[88],"mashing,":[89],"assumed":[91],"symmetries":[92],"detector":[95],"geometry":[96],"than":[97],"case":[100],"alternative":[102],"formulations.":[104],"reduction":[106],"requirements":[109],"used":[112],"efficiently":[114],"accurately":[116],"incorporate":[117],"blurring":[118],"effects":[119],"formulation.":[125]},"counts_by_year":[{"year":2015,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
