{"id":"https://openalex.org/W7155171933","doi":"https://doi.org/10.1109/tmi.2026.3686413","title":"Segmentation-Guided Accelerating Diffusion Model for Cardiac CT Motion Artifact Reduction via Limited-Angle Imaging","display_name":"Segmentation-Guided Accelerating Diffusion Model for Cardiac CT Motion Artifact Reduction via Limited-Angle Imaging","publication_year":2026,"publication_date":"2026-04-22","ids":{"openalex":"https://openalex.org/W7155171933","doi":"https://doi.org/10.1109/tmi.2026.3686413","pmid":"https://pubmed.ncbi.nlm.nih.gov/42019069"},"language":"en","primary_location":{"id":"doi:10.1109/tmi.2026.3686413","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmi.2026.3686413","pdf_url":null,"source":{"id":"https://openalex.org/S58069681","display_name":"IEEE Transactions on Medical Imaging","issn_l":"0278-0062","issn":["0278-0062","1558-254X"],"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 Medical Imaging","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":"https://openalex.org/A5087825515","display_name":"Dianlin Hu","orcid":"https://orcid.org/0000-0003-4857-9878"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dianlin Hu","raw_affiliation_strings":["Laboratory of Image Science and Technology, Southeast University, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0003-4857-9878","affiliations":[{"raw_affiliation_string":"Laboratory of Image Science and Technology, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036005382","display_name":"Zhan Wu","orcid":"https://orcid.org/0000-0002-3914-0102"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhan Wu","raw_affiliation_strings":["Laboratory of Image Science and Technology, Southeast University, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-3914-0102","affiliations":[{"raw_affiliation_string":"Laboratory of Image Science and Technology, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100351935","display_name":"Lin Zhao","orcid":"https://orcid.org/0000-0003-2567-627X"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lin Zhao","raw_affiliation_strings":["Laboratory of Image Science and Technology, Southeast University, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratory of Image Science and Technology, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033344283","display_name":"Guotao Quan","orcid":"https://orcid.org/0000-0002-1079-0718"},"institutions":[{"id":"https://openalex.org/I4210135459","display_name":"United Imaging Healthcare (China)","ror":"https://ror.org/03qqw3m37","country_code":"CN","type":"company","lineage":["https://openalex.org/I4210135459"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guotao Quan","raw_affiliation_strings":["CT RPA Department, United Imaging Healthcare Company Ltd., Shanghai, China"],"raw_orcid":"https://orcid.org/0000-0002-1079-0718","affiliations":[{"raw_affiliation_string":"CT RPA Department, United Imaging Healthcare Company Ltd., Shanghai, China","institution_ids":["https://openalex.org/I4210135459"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023376768","display_name":"ShangWen Yang","orcid":null},"institutions":[{"id":"https://openalex.org/I4210111013","display_name":"Nanjing Drum Tower Hospital","ror":"https://ror.org/026axqv54","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210111013"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shangwen Yang","raw_affiliation_strings":["Department of Medical Imaging, Affiliated Drum Tower Hospital, Medical School of Nanjing University, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-1645-3384","affiliations":[{"raw_affiliation_string":"Department of Medical Imaging, Affiliated Drum Tower Hospital, Medical School of Nanjing University, Nanjing, China","institution_ids":["https://openalex.org/I4210111013"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006557503","display_name":"Y Zhang","orcid":null},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yikun Zhang","raw_affiliation_strings":["Laboratory of Image Science and Technology, Southeast University, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-4048-4869","affiliations":[{"raw_affiliation_string":"Laboratory of Image Science and Technology, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5134257765","display_name":"Huazhong Shu","orcid":"https://orcid.org/0000-0002-3833-7915"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huazhong Shu","raw_affiliation_strings":["Laboratory of Image Science and Technology, Southeast University, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-3833-7915","affiliations":[{"raw_affiliation_string":"Laboratory of Image Science and Technology, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"last","author":{"id":null,"display_name":"Yang Chen","orcid":"https://orcid.org/0000-0002-5660-6349"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yang Chen","raw_affiliation_strings":["Key Laboratory of New Generation Artificial Intelligence Technology and Its Interdisciplinary Applications, Ministry of Education, Southeast University, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-5660-6349","affiliations":[{"raw_affiliation_string":"Key Laboratory of New Generation Artificial Intelligence Technology and Its Interdisciplinary Applications, Ministry of Education, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"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":0.50698771,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"45","issue":"7","first_page":"3778","last_page":"3791"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10372","display_name":"Cardiac Imaging and Diagnostics","score":0.49320000410079956,"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/T10372","display_name":"Cardiac Imaging and Diagnostics","score":0.49320000410079956,"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/T10522","display_name":"Medical Imaging Techniques and Applications","score":0.20309999585151672,"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/T10052","display_name":"Medical Image Segmentation Techniques","score":0.08619999885559082,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/artifact","display_name":"Artifact (error)","score":0.6456000208854675},{"id":"https://openalex.org/keywords/diffusion","display_name":"Diffusion","score":0.5026999711990356},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.48829999566078186},{"id":"https://openalex.org/keywords/iterative-reconstruction","display_name":"Iterative reconstruction","score":0.43149998784065247},{"id":"https://openalex.org/keywords/medical-imaging","display_name":"Medical imaging","score":0.41769999265670776},{"id":"https://openalex.org/keywords/motion","display_name":"Motion (physics)","score":0.4171999990940094},{"id":"https://openalex.org/keywords/noise-reduction","display_name":"Noise reduction","score":0.4120999872684479},{"id":"https://openalex.org/keywords/computed-tomography","display_name":"Computed tomography","score":0.39489999413490295},{"id":"https://openalex.org/keywords/acceleration","display_name":"Acceleration","score":0.3528999984264374}],"concepts":[{"id":"https://openalex.org/C2779010991","wikidata":"https://www.wikidata.org/wiki/Q2720909","display_name":"Artifact (error)","level":2,"score":0.6456000208854675},{"id":"https://openalex.org/C69357855","wikidata":"https://www.wikidata.org/wiki/Q163214","display_name":"Diffusion","level":2,"score":0.5026999711990356},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.48829999566078186},{"id":"https://openalex.org/C141379421","wikidata":"https://www.wikidata.org/wiki/Q6094427","display_name":"Iterative reconstruction","level":2,"score":0.43149998784065247},{"id":"https://openalex.org/C31601959","wikidata":"https://www.wikidata.org/wiki/Q931309","display_name":"Medical imaging","level":2,"score":0.41769999265670776},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.4171999990940094},{"id":"https://openalex.org/C163294075","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Noise reduction","level":2,"score":0.4120999872684479},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.3978999853134155},{"id":"https://openalex.org/C544519230","wikidata":"https://www.wikidata.org/wiki/Q32566","display_name":"Computed tomography","level":2,"score":0.39489999413490295},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3792000114917755},{"id":"https://openalex.org/C117896860","wikidata":"https://www.wikidata.org/wiki/Q11376","display_name":"Acceleration","level":2,"score":0.3528999984264374},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3391999900341034},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.3377000093460083},{"id":"https://openalex.org/C163716698","wikidata":"https://www.wikidata.org/wiki/Q841267","display_name":"Tomography","level":2,"score":0.3330000042915344},{"id":"https://openalex.org/C136229726","wikidata":"https://www.wikidata.org/wiki/Q327092","display_name":"Biomedical engineering","level":1,"score":0.33149999380111694},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3167000114917755},{"id":"https://openalex.org/C166704113","wikidata":"https://www.wikidata.org/wiki/Q861092","display_name":"Image registration","level":3,"score":0.30720001459121704},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3027999997138977},{"id":"https://openalex.org/C149550507","wikidata":"https://www.wikidata.org/wiki/Q899360","display_name":"Diffusion MRI","level":3,"score":0.2953999936580658},{"id":"https://openalex.org/C55020928","wikidata":"https://www.wikidata.org/wiki/Q3813865","display_name":"Image quality","level":3,"score":0.29170000553131104},{"id":"https://openalex.org/C143409427","wikidata":"https://www.wikidata.org/wiki/Q161238","display_name":"Magnetic resonance imaging","level":2,"score":0.27630001306533813},{"id":"https://openalex.org/C46141821","wikidata":"https://www.wikidata.org/wiki/Q209402","display_name":"Nuclear magnetic resonance","level":1,"score":0.2759000062942505},{"id":"https://openalex.org/C2983327147","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Image denoising","level":3,"score":0.27320000529289246},{"id":"https://openalex.org/C10161872","wikidata":"https://www.wikidata.org/wiki/Q557891","display_name":"Motion estimation","level":2,"score":0.2705000042915344},{"id":"https://openalex.org/C2992283565","wikidata":"https://www.wikidata.org/wiki/Q899360","display_name":"Diffusion imaging","level":4,"score":0.2660999894142151},{"id":"https://openalex.org/C3017601658","wikidata":"https://www.wikidata.org/wiki/Q545981","display_name":"Image enhancement","level":3,"score":0.2653000056743622},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.2630000114440918},{"id":"https://openalex.org/C2776410896","wikidata":"https://www.wikidata.org/wiki/Q7997551","display_name":"Whole body imaging","level":3,"score":0.25290000438690186}],"mesh":[{"descriptor_ui":"D000072226","descriptor_name":"Computed Tomography Angiography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D000072226","descriptor_name":"Computed Tomography Angiography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D000072226","descriptor_name":"Computed Tomography Angiography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"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":"D006321","descriptor_name":"Heart","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D006321","descriptor_name":"Heart","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D006321","descriptor_name":"Heart","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","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":"D009038","descriptor_name":"Motion","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009038","descriptor_name":"Motion","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009038","descriptor_name":"Motion","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"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":"D017023","descriptor_name":"Coronary Angiography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D017023","descriptor_name":"Coronary Angiography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D017023","descriptor_name":"Coronary Angiography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"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/tmi.2026.3686413","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmi.2026.3686413","pdf_url":null,"source":{"id":"https://openalex.org/S58069681","display_name":"IEEE Transactions on Medical Imaging","issn_l":"0278-0062","issn":["0278-0062","1558-254X"],"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 Medical Imaging","raw_type":"journal-article"},{"id":"pmid:42019069","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/42019069","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 medical imaging","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1225953976","display_name":null,"funder_award_id":"2021ZD0113202","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"},{"id":"https://openalex.org/G6592847144","display_name":null,"funder_award_id":"T2225025","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6651252614","display_name":null,"funder_award_id":"2022YFE0116700","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"},{"id":"https://openalex.org/G8685294622","display_name":null,"funder_award_id":"62401134","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G947217463","display_name":null,"funder_award_id":"2024YFC2417803","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program 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/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Coronary":[0],"computed":[1],"tomography":[2],"angiography":[3],"(CCTA)":[4],"is":[5,34],"a":[6,49,72,89,154],"pivotal":[7],"non-invasive":[8],"imaging":[9],"modality":[10],"for":[11,96,207],"diagnosing":[12],"cardiac":[13,22,79],"disease.":[14],"However,":[15],"due":[16],"to":[17,36,67,76,143,171],"the":[18,55,60,84,139,173,193],"temporal":[19],"resolution":[20],"limitations,":[21],"structures,":[23],"specifically":[24],"coronary":[25,178],"arteries,":[26],"may":[27],"suffer":[28],"from":[29],"motion":[30,61,202],"artifacts":[31],"when":[32],"CCTA":[33,198],"applied":[35],"patients":[37],"with":[38,200],"arrhythmias":[39],"or":[40],"high":[41,114],"heart":[42],"rates.":[43],"Limited-angle":[44],"CT":[45,80,134],"(LA-CT)":[46],"emerges":[47],"as":[48],"promising":[50],"alternative":[51],"by":[52],"significantly":[53],"reducing":[54],"acquisition":[56],"time,":[57],"thereby":[58],"mitigating":[59],"artifacts.":[62],"Yet,":[63],"LA-CT":[64,97],"unavoidably":[65],"leads":[66],"severe":[68],"wedge":[69,85],"artifacts,":[70,86,203],"posing":[71],"significant":[73],"challenge.":[74],"Therefore,":[75],"reconstruct":[77],"motion-free":[78],"images":[81,199],"while":[82],"suppressing":[83],"we":[87],"propose":[88],"Segmentation-Guided":[90],"Accelerating":[91],"Diffusion":[92],"Model":[93],"(SGADM)":[94],"tailored":[95],"imaging.":[98],"While":[99],"diffusion":[100,128,140],"models":[101],"have":[102],"demonstrated":[103],"exceptional":[104],"performance":[105],"in":[106,161],"medical":[107],"imaging,":[108],"their":[109],"extensive":[110],"sampling":[111,151],"procedures":[112],"impose":[113],"computational":[115],"costs,":[116],"hindering":[117],"clinical":[118,208],"applicability.":[119],"To":[120],"address":[121],"this":[122],"issue,":[123],"SGADM":[124,137,156,167,194],"employs":[125],"an":[126],"innovative":[127],"model":[129],"that":[130,192],"directly":[131],"generates":[132],"high-quality":[133,197],"images.":[135],"Moreover,":[136],"adopts":[138],"perceptual":[141],"loss":[142],"ensure":[144],"data":[145],"distribution":[146],"consistency":[147],"between":[148],"two":[149],"successive":[150],"steps.":[152,165],"As":[153],"result,":[155],"can":[157],"provide":[158],"satisfactory":[159],"results":[160],"fewer":[162],"than":[163],"10":[164],"Additionally,":[166],"incorporates":[168],"segmentation":[169],"guidance":[170],"enhance":[172],"spatial-positional":[174],"accuracy":[175],"of":[176],"generated":[177],"arteries":[179],"explicitly.":[180],"Both":[181],"quantitative":[182],"and":[183,188],"qualitative":[184],"evaluations":[185],"on":[186],"simulated":[187],"real":[189],"datasets":[190],"reveal":[191],"effectively":[195],"restores":[196],"minimal":[201],"highlighting":[204],"its":[205],"potential":[206],"applications.":[209]},"counts_by_year":[],"updated_date":"2026-07-16T13:24:37.021932","created_date":"2026-04-23T00:00:00"}
