{"id":"https://openalex.org/W2971311728","doi":"https://doi.org/10.1109/access.2019.2938452","title":"Quantitative Reconstruction of Dual K-Edge Contrast Agent Distribution for Photon- Counting Computed Tomography","display_name":"Quantitative Reconstruction of Dual K-Edge Contrast Agent Distribution for Photon- Counting Computed Tomography","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2971311728","doi":"https://doi.org/10.1109/access.2019.2938452","mag":"2971311728"},"language":"en","primary_location":{"id":"doi:10.1109/access.2019.2938452","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2938452","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08821299.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08821299.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100403794","display_name":"Xiaotong Zhang","orcid":"https://orcid.org/0000-0001-6085-2844"},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xiaotong Zhang","raw_affiliation_strings":["Engineering Research Center of Medical Imaging and Intelligent Analysis, Ministry of Education, Northeastern University, Shenyang, China"],"raw_orcid":"https://orcid.org/0000-0001-6085-2844","affiliations":[{"raw_affiliation_string":"Engineering Research Center of Medical Imaging and Intelligent Analysis, Ministry of Education, Northeastern University, Shenyang, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100533470","display_name":"Dayu Xiao","orcid":null},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dayu Xiao","raw_affiliation_strings":["Engineering Research Center of Medical Imaging and Intelligent Analysis, Ministry of Education, Northeastern University, Shenyang, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Engineering Research Center of Medical Imaging and Intelligent Analysis, Ministry of Education, Northeastern University, Shenyang, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102007923","display_name":"Yan Kang","orcid":"https://orcid.org/0000-0003-2476-4921"},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yan Kang","raw_affiliation_strings":["Engineering Research Center of Medical Imaging and Intelligent Analysis, Ministry of Education, Northeastern University, Shenyang, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Engineering Research Center of Medical Imaging and Intelligent Analysis, Ministry of Education, Northeastern University, Shenyang, China","institution_ids":["https://openalex.org/I9224756"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5100403794"],"corresponding_institution_ids":["https://openalex.org/I9224756"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.0996,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.44307994,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"7","issue":null,"first_page":"124441","last_page":"124451"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12386","display_name":"Advanced X-ray and CT Imaging","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T12386","display_name":"Advanced X-ray and CT Imaging","score":0.9998999834060669,"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/T10522","display_name":"Medical Imaging Techniques and Applications","score":0.9972000122070312,"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/T10844","display_name":"Radiation Dose and Imaging","score":0.9970999956130981,"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/contrast","display_name":"Contrast (vision)","score":0.619102954864502},{"id":"https://openalex.org/keywords/monte-carlo-method","display_name":"Monte Carlo method","score":0.5485511422157288},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5407384037971497},{"id":"https://openalex.org/keywords/iterative-reconstruction","display_name":"Iterative reconstruction","score":0.5364599227905273},{"id":"https://openalex.org/keywords/single-photon-emission-computed-tomography","display_name":"Single-photon emission computed tomography","score":0.4963148236274719},{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.490358829498291},{"id":"https://openalex.org/keywords/projection","display_name":"Projection (relational algebra)","score":0.4395189881324768},{"id":"https://openalex.org/keywords/photon-counting","display_name":"Photon counting","score":0.4323219954967499},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.42479318380355835},{"id":"https://openalex.org/keywords/tomography","display_name":"Tomography","score":0.4173048734664917},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3911331593990326},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.37769487500190735},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3480822443962097},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2746374011039734},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.24954566359519958},{"id":"https://openalex.org/keywords/nuclear-medicine","display_name":"Nuclear medicine","score":0.1787320375442505},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.15622401237487793}],"concepts":[{"id":"https://openalex.org/C2776502983","wikidata":"https://www.wikidata.org/wiki/Q690182","display_name":"Contrast (vision)","level":2,"score":0.619102954864502},{"id":"https://openalex.org/C19499675","wikidata":"https://www.wikidata.org/wiki/Q232207","display_name":"Monte Carlo method","level":2,"score":0.5485511422157288},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5407384037971497},{"id":"https://openalex.org/C141379421","wikidata":"https://www.wikidata.org/wiki/Q6094427","display_name":"Iterative reconstruction","level":2,"score":0.5364599227905273},{"id":"https://openalex.org/C2780441642","wikidata":"https://www.wikidata.org/wiki/Q849737","display_name":"Single-photon emission computed tomography","level":2,"score":0.4963148236274719},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.490358829498291},{"id":"https://openalex.org/C57493831","wikidata":"https://www.wikidata.org/wiki/Q3134666","display_name":"Projection (relational algebra)","level":2,"score":0.4395189881324768},{"id":"https://openalex.org/C2781402376","wikidata":"https://www.wikidata.org/wiki/Q17126172","display_name":"Photon counting","level":3,"score":0.4323219954967499},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.42479318380355835},{"id":"https://openalex.org/C163716698","wikidata":"https://www.wikidata.org/wiki/Q841267","display_name":"Tomography","level":2,"score":0.4173048734664917},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3911331593990326},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.37769487500190735},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3480822443962097},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2746374011039734},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.24954566359519958},{"id":"https://openalex.org/C2989005","wikidata":"https://www.wikidata.org/wiki/Q214963","display_name":"Nuclear medicine","level":1,"score":0.1787320375442505},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.15622401237487793},{"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/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2019.2938452","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2938452","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08821299.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:77d1867367bf4ab8b40e2daa493eee8f","is_oa":true,"landing_page_url":"https://doaj.org/article/77d1867367bf4ab8b40e2daa493eee8f","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":"IEEE Access, Vol 7, Pp 124441-124451 (2019)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2019.2938452","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2938452","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08821299.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.8700000047683716,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2971311728.pdf","grobid_xml":"https://content.openalex.org/works/W2971311728.grobid-xml"},"referenced_works_count":27,"referenced_works":["https://openalex.org/W71889913","https://openalex.org/W1964427102","https://openalex.org/W1971492882","https://openalex.org/W2013529103","https://openalex.org/W2013586450","https://openalex.org/W2013976417","https://openalex.org/W2017969476","https://openalex.org/W2083974757","https://openalex.org/W2090184933","https://openalex.org/W2093004466","https://openalex.org/W2123232003","https://openalex.org/W2123883304","https://openalex.org/W2128881154","https://openalex.org/W2155232982","https://openalex.org/W2167052594","https://openalex.org/W2181841162","https://openalex.org/W2264926311","https://openalex.org/W2560544579","https://openalex.org/W2595945862","https://openalex.org/W2606913796","https://openalex.org/W2619373668","https://openalex.org/W2763805907","https://openalex.org/W2778377330","https://openalex.org/W2785925092","https://openalex.org/W3124749985","https://openalex.org/W6655063590","https://openalex.org/W7024990348"],"related_works":["https://openalex.org/W2370826717","https://openalex.org/W1762867498","https://openalex.org/W1970980137","https://openalex.org/W2067323155","https://openalex.org/W2550548326","https://openalex.org/W2079138064","https://openalex.org/W2004988775","https://openalex.org/W2023288059","https://openalex.org/W2113768228","https://openalex.org/W1987865331"],"abstract_inverted_index":{"Contrast-enhanced":[0],"Computed":[1],"Tomography":[2],"(CT)":[3],"imaging":[4,27],"is":[5,18,34,151,178],"very":[6],"helpful":[7],"for":[8,153,180],"the":[9,21,37,45,50,84,90,99,104,113,135,138,144,154,165,182,189],"detection":[10],"of":[11,20,25,31,40,98,137,156,168,191],"tumor":[12],"metastasis":[13],"and":[14,48,73,94,119,127,150,187],"cancer":[15],"cells.":[16],"It":[17],"one":[19],"most":[22],"effective":[23],"means":[24],"clinical":[26],"examination.":[28],"The":[29,107,160],"objective":[30],"this":[32],"paper":[33,62],"to":[35,133,185],"realize":[36],"quantitative":[38,166],"reconstruction":[39],"two":[41,91],"contrast":[42,92,157,171],"agents":[43,93],"at":[44],"same":[46],"time":[47],"obtain":[49],"non-contrast-enhanced":[51],"images":[52],"in":[53],"four":[54],"energy":[55,100],"bins":[56],"as":[57],"an":[58,64],"additional":[59],"product.":[60],"This":[61],"presents":[63],"iterative":[65],"material":[66,81,192],"decomposition":[67,82],"method":[68,86],"based":[69,80],"on":[70],"volume":[71],"conservation":[72],"K-edge":[74,79,115,170],"characteristics.":[75],"Compared":[76],"with":[77,112],"other":[78],"algorithms,":[83],"proposed":[85,108,139,145,161],"can":[87,163],"simultaneously":[88],"quantify":[89],"make":[95],"better":[96],"use":[97],"information":[101],"provided":[102],"by":[103,173],"photon-counting":[105],"detector.":[106],"algorithm":[109,146,162],"was":[110],"compared":[111],"image-domain":[114],"subtraction,":[116],"Angular":[117],"Rejection":[118],"filtered":[120],"back":[121],"projection":[122],"(FBP)":[123],"reconstruction.":[124],"Numerical":[125],"simulation":[126,130],"Monte":[128],"Carlo":[129],"were":[131],"used":[132],"verify":[134],"effectiveness":[136],"algorithm.":[140],"We":[141],"found":[142],"that":[143],"has":[147],"higher":[148],"efficiency":[149,190],"meaningful":[152],"quantification":[155],"agent":[158,172],"concentration.":[159],"achieve":[164],"separation":[167],"dual":[169],"a":[174],"single":[175],"scan,":[176],"which":[177],"significant":[179],"reducing":[181],"radiation":[183],"dose":[184],"patients":[186],"improving":[188],"decomposition.":[193]},"counts_by_year":[{"year":2020,"cited_by_count":1}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2025-10-10T00:00:00"}
