{"id":"https://openalex.org/W1987548690","doi":"https://doi.org/10.1155/2007/29160","title":"A Fast CT Reconstruction Scheme for a General Multi\u2010Core PC","display_name":"A Fast CT Reconstruction Scheme for a General Multi\u2010Core PC","publication_year":2007,"publication_date":"2007-01-01","ids":{"openalex":"https://openalex.org/W1987548690","doi":"https://doi.org/10.1155/2007/29160","mag":"1987548690","pmid":"https://pubmed.ncbi.nlm.nih.gov/18256731"},"language":"en","primary_location":{"id":"doi:10.1155/2007/29160","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2007/29160","pdf_url":"https://downloads.hindawi.com/journals/ijbi/2007/029160.pdf","source":{"id":"https://openalex.org/S108408918","display_name":"International Journal of Biomedical Imaging","issn_l":"1687-4188","issn":["1687-4188","1687-4196"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Biomedical Imaging","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://downloads.hindawi.com/journals/ijbi/2007/029160.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5021425216","display_name":"Kai Zeng","orcid":"https://orcid.org/0000-0002-2745-1253"},"institutions":[{"id":"https://openalex.org/I126307644","display_name":"University of Iowa","ror":"https://ror.org/036jqmy94","country_code":"US","type":"education","lineage":["https://openalex.org/I126307644"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Kai Zeng","raw_affiliation_strings":["Biomedical Engineering Department, University of Iowa, Iowa City, IA 52244, USA","Biomedical Engineering Department, University of Iowa, Iowa City, IA#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Biomedical Engineering Department, University of Iowa, Iowa City, IA 52244, USA","institution_ids":["https://openalex.org/I126307644"]},{"raw_affiliation_string":"Biomedical Engineering Department, University of Iowa, Iowa City, IA#TAB#","institution_ids":["https://openalex.org/I126307644"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011715120","display_name":"Er\u2010Wei Bai","orcid":"https://orcid.org/0000-0003-0750-436X"},"institutions":[{"id":"https://openalex.org/I126307644","display_name":"University of Iowa","ror":"https://ror.org/036jqmy94","country_code":"US","type":"education","lineage":["https://openalex.org/I126307644"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Erwei Bai","raw_affiliation_strings":["Electrical and Computer Engineering Department, University of Iowa, Iowa City, IA 52244, USA","Electrical and Computer Engineering Department, University of Iowa, Iowa City, IA#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Electrical and Computer Engineering Department, University of Iowa, Iowa City, IA 52244, USA","institution_ids":["https://openalex.org/I126307644"]},{"raw_affiliation_string":"Electrical and Computer Engineering Department, University of Iowa, Iowa City, IA#TAB#","institution_ids":["https://openalex.org/I126307644"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100400458","display_name":"Ge Wang","orcid":"https://orcid.org/0000-0002-2656-7705"},"institutions":[{"id":"https://openalex.org/I859038795","display_name":"Virginia Tech","ror":"https://ror.org/02smfhw86","country_code":"US","type":"education","lineage":["https://openalex.org/I859038795"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ge Wang","raw_affiliation_strings":["Biomedical Imaging Division, VT-WFU School of Biomedical Engineering and Sciences, Virginia Polytechnic Institute and State University, Blacksburg, VA 24061, USA","Biomedical Imaging Division, VT-WFU School of Biomedical Engineering and Sciences, Virginia Polytechnic Institute and State University, Blacksburg, VA#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Biomedical Imaging Division, VT-WFU School of Biomedical Engineering and Sciences, Virginia Polytechnic Institute and State University, Blacksburg, VA 24061, USA","institution_ids":["https://openalex.org/I859038795"]},{"raw_affiliation_string":"Biomedical Imaging Division, VT-WFU School of Biomedical Engineering and Sciences, Virginia Polytechnic Institute and State University, Blacksburg, VA#TAB#","institution_ids":["https://openalex.org/I859038795"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5021425216"],"corresponding_institution_ids":["https://openalex.org/I126307644"],"apc_list":{"value":900,"currency":"USD","value_usd":900},"apc_paid":{"value":900,"currency":"USD","value_usd":900},"fwci":2.7406,"has_fulltext":true,"cited_by_count":39,"citation_normalized_percentile":{"value":0.8928425,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"2007","issue":"1","first_page":"29160","last_page":"29160"},"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/T12386","display_name":"Advanced X-ray and CT Imaging","score":0.9990000128746033,"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/computer-science","display_name":"Computer science","score":0.8500008583068848},{"id":"https://openalex.org/keywords/speedup","display_name":"Speedup","score":0.7174516916275024},{"id":"https://openalex.org/keywords/graphics-processing-unit","display_name":"Graphics processing unit","score":0.7044022679328918},{"id":"https://openalex.org/keywords/simd","display_name":"SIMD","score":0.6432255506515503},{"id":"https://openalex.org/keywords/graphics","display_name":"Graphics","score":0.5892056226730347},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.553336501121521},{"id":"https://openalex.org/keywords/central-processing-unit","display_name":"Central processing unit","score":0.536918580532074},{"id":"https://openalex.org/keywords/single-core","display_name":"Single-core","score":0.5247935056686401},{"id":"https://openalex.org/keywords/cuda","display_name":"CUDA","score":0.46562641859054565},{"id":"https://openalex.org/keywords/computational-science","display_name":"Computational science","score":0.4631687104701996},{"id":"https://openalex.org/keywords/multi-core-processor","display_name":"Multi-core processor","score":0.45622238516807556},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.44712764024734497},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.4139164388179779},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.37184494733810425},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.283635675907135},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.19111308455467224}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8500008583068848},{"id":"https://openalex.org/C68339613","wikidata":"https://www.wikidata.org/wiki/Q1549489","display_name":"Speedup","level":2,"score":0.7174516916275024},{"id":"https://openalex.org/C2779851693","wikidata":"https://www.wikidata.org/wiki/Q183484","display_name":"Graphics processing unit","level":2,"score":0.7044022679328918},{"id":"https://openalex.org/C150552126","wikidata":"https://www.wikidata.org/wiki/Q339387","display_name":"SIMD","level":2,"score":0.6432255506515503},{"id":"https://openalex.org/C21442007","wikidata":"https://www.wikidata.org/wiki/Q1027879","display_name":"Graphics","level":2,"score":0.5892056226730347},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.553336501121521},{"id":"https://openalex.org/C49154492","wikidata":"https://www.wikidata.org/wiki/Q5300","display_name":"Central processing unit","level":2,"score":0.536918580532074},{"id":"https://openalex.org/C2780365336","wikidata":"https://www.wikidata.org/wiki/Q25047934","display_name":"Single-core","level":2,"score":0.5247935056686401},{"id":"https://openalex.org/C2778119891","wikidata":"https://www.wikidata.org/wiki/Q477690","display_name":"CUDA","level":2,"score":0.46562641859054565},{"id":"https://openalex.org/C459310","wikidata":"https://www.wikidata.org/wiki/Q117801","display_name":"Computational science","level":1,"score":0.4631687104701996},{"id":"https://openalex.org/C78766204","wikidata":"https://www.wikidata.org/wiki/Q555032","display_name":"Multi-core processor","level":2,"score":0.45622238516807556},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.44712764024734497},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.4139164388179779},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.37184494733810425},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.283635675907135},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.19111308455467224},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":6,"locations":[{"id":"doi:10.1155/2007/29160","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2007/29160","pdf_url":"https://downloads.hindawi.com/journals/ijbi/2007/029160.pdf","source":{"id":"https://openalex.org/S108408918","display_name":"International Journal of Biomedical Imaging","issn_l":"1687-4188","issn":["1687-4188","1687-4196"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Biomedical Imaging","raw_type":"journal-article"},{"id":"pmid:18256731","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/18256731","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":"International journal of biomedical imaging","raw_type":null},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.279.239","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.279.239","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ftp://ftp.ncbi.nlm.nih.gov/pub/pmc/e3/ad/Int_J_Biomed_Imaging_2007_Jul_9_2007_29160.tar.gz","raw_type":"text"},{"id":"pmh:oai:doaj.org/article:40175f50094845e4b64168df1cb216ed","is_oa":true,"landing_page_url":"https://doaj.org/article/40175f50094845e4b64168df1cb216ed","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"International Journal of Biomedical Imaging, Vol 2007 (2007)","raw_type":"article"},{"id":"pmh:oai:pubmedcentral.nih.gov:1986783","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/1986783","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Int J Biomed Imaging","raw_type":"Text"},{"id":"pmh:oai:vtechworks.lib.vt.edu:10919/79075","is_oa":true,"landing_page_url":"http://hdl.handle.net/10919/79075","pdf_url":null,"source":{"id":"https://openalex.org/S4306400248","display_name":"VTechWorks (Virginia Tech)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I859038795","host_organization_name":"Virginia Tech","host_organization_lineage":["https://openalex.org/I859038795"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Text"}],"best_oa_location":{"id":"doi:10.1155/2007/29160","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2007/29160","pdf_url":"https://downloads.hindawi.com/journals/ijbi/2007/029160.pdf","source":{"id":"https://openalex.org/S108408918","display_name":"International Journal of Biomedical Imaging","issn_l":"1687-4188","issn":["1687-4188","1687-4196"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Biomedical Imaging","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","score":0.49000000953674316,"id":"https://metadata.un.org/sdg/9"}],"awards":[{"id":"https://openalex.org/G3419805727","display_name":null,"funder_award_id":"EB004287","funder_id":"https://openalex.org/F4320337363","funder_display_name":"National Institute of Biomedical Imaging and Bioengineering"},{"id":"https://openalex.org/G3751330589","display_name":null,"funder_award_id":"EB004287","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G4052322001","display_name":null,"funder_award_id":"ECS 055394","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G4532454364","display_name":null,"funder_award_id":"EB002667","funder_id":"https://openalex.org/F4320337363","funder_display_name":"National Institute of Biomedical Imaging and Bioengineering"},{"id":"https://openalex.org/G5719875458","display_name":null,"funder_award_id":"EB002667","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G6199451558","display_name":null,"funder_award_id":"ECS 055394","funder_id":"https://openalex.org/F4320337363","funder_display_name":"National Institute of Biomedical Imaging and Bioengineering"},{"id":"https://openalex.org/G6525829197","display_name":null,"funder_award_id":"EB004287","funder_id":"https://openalex.org/F4320332161","funder_display_name":"National Institutes of Health"},{"id":"https://openalex.org/G7965641055","display_name":null,"funder_award_id":"EB002667","funder_id":"https://openalex.org/F4320332161","funder_display_name":"National Institutes of Health"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320332161","display_name":"National Institutes of Health","ror":"https://ror.org/01cwqze88"},{"id":"https://openalex.org/F4320332172","display_name":"Directorate for Mathematical and Physical Sciences","ror":"https://ror.org/029b7h395"},{"id":"https://openalex.org/F4320337363","display_name":"National Institute of Biomedical Imaging and Bioengineering","ror":"https://ror.org/00372qc85"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W1987548690.pdf","grobid_xml":"https://content.openalex.org/works/W1987548690.grobid-xml"},"referenced_works_count":12,"referenced_works":["https://openalex.org/W275210538","https://openalex.org/W1490482062","https://openalex.org/W1967218614","https://openalex.org/W2025567113","https://openalex.org/W2028236273","https://openalex.org/W2028864020","https://openalex.org/W2034666262","https://openalex.org/W2116669464","https://openalex.org/W2140922423","https://openalex.org/W2147604286","https://openalex.org/W2419142616","https://openalex.org/W6610010614"],"related_works":["https://openalex.org/W2119534391","https://openalex.org/W2503137108","https://openalex.org/W1966576946","https://openalex.org/W2023770367","https://openalex.org/W2765743988","https://openalex.org/W2062253548","https://openalex.org/W2393490604","https://openalex.org/W2393707426","https://openalex.org/W3203633922","https://openalex.org/W2470372437"],"abstract_inverted_index":{"Expensive":[0],"computational":[1],"cost":[2],"is":[3,20,59,83,94],"a":[4,70,79,98,162],"severe":[5],"limitation":[6],"in":[7,69,78,152],"CT":[8],"reconstruction":[9,40],"for":[10,32],"clinical":[11],"applications":[12],"that":[13,27],"need":[14],"real-time":[15],"feedback.":[16],"A":[17],"primary":[18],"example":[19],"bolus-chasing":[21],"computed":[22],"tomography":[23],"(CT)":[24],"angiography":[25],"(BCA)":[26],"we":[28],"have":[29],"been":[30],"developing":[31],"the":[33,39,43,102,132,141,156,176],"past":[34],"several":[35,105,173],"years.":[36],"To":[37],"accelerate":[38],"process":[41],"using":[42,175],"filtered":[44],"backprojection":[45],"(FBP)":[46],"method,":[47],"specialized":[48,57],"hardware":[49,58],"or":[50],"graphics":[51,65],"cards":[52],"can":[53,74,168],"be":[54,169],"used.":[55],"However,":[56],"expensive":[60],"and":[61,82,124,135,143],"not":[62,84],"flexible.":[63],"The":[64,145],"processing":[66],"unit":[67],"(GPU)":[68],"current":[71],"graphic":[72],"card":[73],"only":[75],"reconstruct":[76],"images":[77],"reduced":[80],"precision":[81,134],"easy":[85],"to":[86],"program.":[87],"In":[88,101],"this":[89],"paper,":[90],"an":[91,125],"acceleration":[92],"scheme":[93,130,149,160],"proposed":[95,103],"based":[96],"on":[97],"multi-core":[99],"PC.":[100],"scheme,":[104],"techniques":[106],"are":[107,150],"integrated,":[108],"including":[109],"utilization":[110],"of":[111,115,147,164],"geometric":[112],"symmetry,":[113],"optimization":[114],"data":[116,138],"structures,":[117],"single-instruction":[118],"multiple-data":[119],"(SIMD)":[120],"processing,":[121],"multithreaded":[122],"computation,":[123],"Intel":[126],"C++":[127],"compilier.":[128],"Our":[129,159],"maintains":[131],"original":[133],"involves":[136],"no":[137],"exchange":[139],"between":[140],"GPU":[142],"CPU.":[144],"merits":[146],"our":[148],"demonstrated":[151],"numerical":[153],"experiments":[154],"against":[155],"traditional":[157],"implementation.":[158],"achieves":[161],"speedup":[163],"about":[165],"40,":[166],"which":[167],"further":[170],"improved":[171],"by":[172],"folds":[174],"latest":[177],"quad-core":[178],"processors.":[179]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":5}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2025-10-10T00:00:00"}
