{"id":"https://openalex.org/W4410738734","doi":"https://doi.org/10.1109/tbme.2025.3573882","title":"Prior Image Guided Ring Artifact Correction for Photon-Counting Detector Data in Hybrid Spectral CT","display_name":"Prior Image Guided Ring Artifact Correction for Photon-Counting Detector Data in Hybrid Spectral CT","publication_year":2025,"publication_date":"2025-05-26","ids":{"openalex":"https://openalex.org/W4410738734","doi":"https://doi.org/10.1109/tbme.2025.3573882","pmid":"https://pubmed.ncbi.nlm.nih.gov/40418607"},"language":"en","primary_location":{"id":"doi:10.1109/tbme.2025.3573882","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tbme.2025.3573882","pdf_url":null,"source":{"id":"https://openalex.org/S5240358","display_name":"IEEE Transactions on Biomedical Engineering","issn_l":"0018-9294","issn":["0018-9294","1558-2531"],"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 Biomedical Engineering","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":null,"display_name":"Xin Lu","orcid":"https://orcid.org/0009-0008-0377-4286"},"institutions":[{"id":"https://openalex.org/I96852419","display_name":"Capital Normal University","ror":"https://ror.org/005edt527","country_code":"CN","type":"education","lineage":["https://openalex.org/I96852419"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xin Lu","raw_affiliation_strings":["School of Mathematical Sciences, Capital Normal University, China","School of Mathematical Sciences, Capital Normal University, Beijing, China"],"raw_orcid":"https://orcid.org/0009-0008-0377-4286","affiliations":[{"raw_affiliation_string":"School of Mathematical Sciences, Capital Normal University, China","institution_ids":["https://openalex.org/I96852419"]},{"raw_affiliation_string":"School of Mathematical Sciences, Capital Normal University, Beijing, China","institution_ids":["https://openalex.org/I96852419"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101549561","display_name":"Xinran Yu","orcid":"https://orcid.org/0000-0003-4870-1992"},"institutions":[{"id":"https://openalex.org/I96852419","display_name":"Capital Normal University","ror":"https://ror.org/005edt527","country_code":"CN","type":"education","lineage":["https://openalex.org/I96852419"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xinran Yu","raw_affiliation_strings":["School of Mathematical Sciences, Capital Normal University, China","School of Mathematical Sciences, Capital Normal University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Mathematical Sciences, Capital Normal University, China","institution_ids":["https://openalex.org/I96852419"]},{"raw_affiliation_string":"School of Mathematical Sciences, Capital Normal University, Beijing, China","institution_ids":["https://openalex.org/I96852419"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5114012337","display_name":"Yi Du","orcid":null},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]},{"id":"https://openalex.org/I4210093964","display_name":"Peking University Cancer Hospital","ror":"https://ror.org/00nyxxr91","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210093964"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yi Du","raw_affiliation_strings":["Key Laboratory of Carcinogenesis and Translational Research (Ministry of Education/Beijing), Department of Radiation Oncology, Peking University Cancer Hospital and Institute, China","Key Laboratory of Carcinogenesis and Translational Research (Ministry of Education/ Beijing), Department of Radiation Oncology, Peking University Cancer Hospital &amp; Institute, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Carcinogenesis and Translational Research (Ministry of Education/Beijing), Department of Radiation Oncology, Peking University Cancer Hospital and Institute, China","institution_ids":["https://openalex.org/I20231570","https://openalex.org/I4210093964"]},{"raw_affiliation_string":"Key Laboratory of Carcinogenesis and Translational Research (Ministry of Education/ Beijing), Department of Radiation Oncology, Peking University Cancer Hospital &amp; Institute, Beijing, China","institution_ids":["https://openalex.org/I20231570","https://openalex.org/I4210093964"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5002381418","display_name":"Yunsong Zhao","orcid":"https://orcid.org/0000-0002-3059-5258"},"institutions":[{"id":"https://openalex.org/I96852419","display_name":"Capital Normal University","ror":"https://ror.org/005edt527","country_code":"CN","type":"education","lineage":["https://openalex.org/I96852419"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yunsong Zhao","raw_affiliation_strings":["School of Mathematical Sciences, Capital Normal University, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0002-3059-5258","affiliations":[{"raw_affiliation_string":"School of Mathematical Sciences, Capital Normal University, Beijing, China","institution_ids":["https://openalex.org/I96852419"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.09471903,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"72","issue":"12","first_page":"3632","last_page":"3641"},"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":0.9954000115394592,"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":0.9954000115394592,"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/T11361","display_name":"Digital Radiography and Breast Imaging","score":0.0013000000035390258,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"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/T12299","display_name":"Radiation Shielding Materials Analysis","score":0.0005000000237487257,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.7222684025764465},{"id":"https://openalex.org/keywords/artifact","display_name":"Artifact (error)","score":0.6904515027999878},{"id":"https://openalex.org/keywords/photon-counting","display_name":"Photon counting","score":0.6664713621139526},{"id":"https://openalex.org/keywords/iterative-reconstruction","display_name":"Iterative reconstruction","score":0.4794922471046448},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.44138047099113464},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.43932753801345825},{"id":"https://openalex.org/keywords/medical-imaging","display_name":"Medical imaging","score":0.42038625478744507},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.42015716433525085},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.37872475385665894},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.341644287109375}],"concepts":[{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.7222684025764465},{"id":"https://openalex.org/C2779010991","wikidata":"https://www.wikidata.org/wiki/Q2720909","display_name":"Artifact (error)","level":2,"score":0.6904515027999878},{"id":"https://openalex.org/C2781402376","wikidata":"https://www.wikidata.org/wiki/Q17126172","display_name":"Photon counting","level":3,"score":0.6664713621139526},{"id":"https://openalex.org/C141379421","wikidata":"https://www.wikidata.org/wiki/Q6094427","display_name":"Iterative reconstruction","level":2,"score":0.4794922471046448},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.44138047099113464},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.43932753801345825},{"id":"https://openalex.org/C31601959","wikidata":"https://www.wikidata.org/wiki/Q931309","display_name":"Medical imaging","level":2,"score":0.42038625478744507},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.42015716433525085},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.37872475385665894},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.341644287109375}],"mesh":[{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007091","descriptor_name":"Image Processing, Computer-Assisted","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D007091","descriptor_name":"Image Processing, Computer-Assisted","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D007091","descriptor_name":"Image Processing, Computer-Assisted","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D014057","descriptor_name":"Tomography, X-Ray Computed","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":true},{"descriptor_ui":"D014057","descriptor_name":"Tomography, X-Ray Computed","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":true},{"descriptor_ui":"D014057","descriptor_name":"Tomography, X-Ray Computed","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":true},{"descriptor_ui":"D014057","descriptor_name":"Tomography, X-Ray Computed","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D014057","descriptor_name":"Tomography, X-Ray Computed","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D014057","descriptor_name":"Tomography, X-Ray Computed","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D016477","descriptor_name":"Artifacts","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016477","descriptor_name":"Artifacts","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016477","descriptor_name":"Artifacts","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D017785","descriptor_name":"Photons","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017785","descriptor_name":"Photons","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017785","descriptor_name":"Photons","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D019047","descriptor_name":"Phantoms, Imaging","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D019047","descriptor_name":"Phantoms, Imaging","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D019047","descriptor_name":"Phantoms, Imaging","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1109/tbme.2025.3573882","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tbme.2025.3573882","pdf_url":null,"source":{"id":"https://openalex.org/S5240358","display_name":"IEEE Transactions on Biomedical Engineering","issn_l":"0018-9294","issn":["0018-9294","1558-2531"],"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 Biomedical Engineering","raw_type":"journal-article"},{"id":"pmid:40418607","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/40418607","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 bio-medical engineering","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2859387874","display_name":null,"funder_award_id":"62271330","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5313764008","display_name":"\u57fa\u4e8e\u5149\u5b50\u8ba1\u6570\u63a2\u6d4b\u5668\u7684\u80fd\u8c31\u53e3\u8154CT\u6210\u50cf\u5173\u952e\u7406\u8bba\u4e0e\u6280\u672f\u7814\u7a76","funder_award_id":"61771324","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7339744779","display_name":null,"funder_award_id":"12375335","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8385863109","display_name":null,"funder_award_id":"25JL001","funder_id":"https://openalex.org/F4320322919","funder_display_name":"Natural Science Foundation of Beijing Municipality"},{"id":"https://openalex.org/G843304656","display_name":"X\u5c04\u7ebf\u663e\u5fae\u4e09\u7ef4\u5206\u5c42\u6210\u50cf\u7684\u5173\u952e\u7406\u8bba\u548c\u6280\u672f\u7814\u7a76","funder_award_id":"61871275","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320322919","display_name":"Natural Science Foundation of Beijing Municipality","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":42,"referenced_works":["https://openalex.org/W1542501370","https://openalex.org/W1995277257","https://openalex.org/W2007301693","https://openalex.org/W2019942204","https://openalex.org/W2028384310","https://openalex.org/W2032904957","https://openalex.org/W2050510660","https://openalex.org/W2066699196","https://openalex.org/W2067291138","https://openalex.org/W2088907522","https://openalex.org/W2095024285","https://openalex.org/W2098025213","https://openalex.org/W2100556411","https://openalex.org/W2102867931","https://openalex.org/W2107613866","https://openalex.org/W2149400409","https://openalex.org/W2157835843","https://openalex.org/W2316201034","https://openalex.org/W2335945936","https://openalex.org/W2341786678","https://openalex.org/W2516922013","https://openalex.org/W2580392979","https://openalex.org/W2607545988","https://openalex.org/W2621660136","https://openalex.org/W2756618393","https://openalex.org/W2897727823","https://openalex.org/W2912918168","https://openalex.org/W2913016793","https://openalex.org/W2943364980","https://openalex.org/W2968569934","https://openalex.org/W3013504434","https://openalex.org/W3046236829","https://openalex.org/W3047602044","https://openalex.org/W3089255560","https://openalex.org/W3092705909","https://openalex.org/W3115647564","https://openalex.org/W4289261105","https://openalex.org/W4292363360","https://openalex.org/W4316671823","https://openalex.org/W4392542898","https://openalex.org/W4396680485","https://openalex.org/W4399304827"],"related_works":["https://openalex.org/W52840052","https://openalex.org/W3162837891","https://openalex.org/W1687852313","https://openalex.org/W3029243869","https://openalex.org/W2502336004","https://openalex.org/W1741504538","https://openalex.org/W4308623176","https://openalex.org/W4230676417","https://openalex.org/W2544596442","https://openalex.org/W2594230586"],"abstract_inverted_index":{"OBJECTIVE:":[0],"Photon-counting":[1],"detector":[2,39,92],"(PCD)":[3],"is":[4,73,121,152],"an":[5,89],"advanced":[6],"and":[7,20,88,158,168],"innovative":[8],"X-ray":[9,28],"detector,":[10],"that":[11,162,182],"offers":[12],"significant":[13],"advantages":[14],"such":[15],"as":[16,25,101],"improved":[17],"spatial":[18],"resolution":[19],"higher":[21],"dose":[22],"efficiency.":[23],"However,":[24],"a":[26,57,77,86,117,187],"new":[27],"detection":[29],"device,":[30],"PCD":[31,87],"faces":[32],"technical":[33],"challenges,":[34],"particularly":[35],"the":[36,106,112,124,129,135,149,163,174,183],"non-uniformity":[37],"among":[38],"units,":[40],"which":[41],"can":[42,166],"lead":[43],"to":[44,62,104,127],"ring":[45,65,95,109,171],"artifacts":[46,66,110,172],"in":[47,67,111,123,134,142,173],"reconstructed":[48,175],"CT":[49,81,193],"images.":[50,69,114,144],"To":[51],"address":[52],"this":[53],"challenge,":[54],"we":[55],"propose":[56],"novel":[58],"image-domain":[59],"post-processing":[60],"method":[61,72,151,165,185],"effectively":[63,169],"correct":[64,170],"PCD-reconstructed":[68,113],"METHOD:":[70],"The":[71,94,146],"specifically":[74],"designed":[75,119],"for":[76,190],"self-developed":[78],"hybrid":[79,191],"spectral":[80,192],"system":[82],"equipped":[83],"with":[84],"both":[85,155],"energy":[90],"integration":[91],"(EID).":[93],"artifact-free":[96],"EID-reconstructed":[97],"images":[98,103,137,176],"are":[99],"used":[100],"prior":[102,143],"guide":[105],"correction":[107],"of":[108,131,148,177],"In":[115],"addition,":[116],"carefully":[118],"weight":[120],"introduced":[122],"optimization":[125],"model":[126],"prevent":[128],"degradation":[130],"boundary":[132],"details":[133],"target":[136],"caused":[138],"by":[139],"blurred":[140],"edges":[141],"RESULTS:":[145],"effectiveness":[147],"proposed":[150,164,184],"validated":[153],"on":[154],"simulated":[156],"data":[157],"real":[159],"data,":[160],"demonstrating":[161],"efficiently":[167],"PCD.":[178],"SIGNIFICANCE:":[179],"This":[180],"confirms":[181],"provides":[186],"practical":[188],"solution":[189],"imaging.":[194]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
