{"id":"https://openalex.org/W4414314374","doi":"https://doi.org/10.1007/978-3-032-04965-0_53","title":"Supervised Diffusion-Model-Based PET Image Reconstruction","display_name":"Supervised Diffusion-Model-Based PET Image Reconstruction","publication_year":2025,"publication_date":"2025-09-18","ids":{"openalex":"https://openalex.org/W4414314374","doi":"https://doi.org/10.1007/978-3-032-04965-0_53"},"language":"en","primary_location":{"id":"doi:10.1007/978-3-032-04965-0_53","is_oa":true,"landing_page_url":"https://doi.org/10.1007/978-3-032-04965-0_53","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"type":"conference-paper","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://doi.org/10.1007/978-3-032-04965-0_53","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5003119724","display_name":"George Webber","orcid":"https://orcid.org/0009-0003-2573-7690"},"institutions":[{"id":"https://openalex.org/I183935753","display_name":"King's College London","ror":"https://ror.org/0220mzb33","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I183935753"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"George Webber","raw_affiliation_strings":["School of Biomedical Engineering and Imaging Sciences, King\u2019s College London, London, UK"],"raw_orcid":"https://orcid.org/0009-0003-2573-7690","affiliations":[{"raw_affiliation_string":"School of Biomedical Engineering and Imaging Sciences, King\u2019s College London, London, UK","institution_ids":["https://openalex.org/I183935753"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045287606","display_name":"Alexander Hammers","orcid":"https://orcid.org/0000-0001-9530-4848"},"institutions":[{"id":"https://openalex.org/I1324925910","display_name":"St Thomas' Hospital","ror":"https://ror.org/054gk2851","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I1324925910","https://openalex.org/I200166805","https://openalex.org/I4210111135"]},{"id":"https://openalex.org/I183935753","display_name":"King's College London","ror":"https://ror.org/0220mzb33","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I183935753"]},{"id":"https://openalex.org/I4210122669","display_name":"St. Thomas Hospital","ror":"https://ror.org/023dwm995","country_code":"CA","type":"healthcare","lineage":["https://openalex.org/I4210122669"]}],"countries":["CA","GB"],"is_corresponding":false,"raw_author_name":"Alexander Hammers","raw_affiliation_strings":["Guy\u2019s and St Thomas\u2019 PET Centre, St Thomas\u2019 Hospital, London, UK","School of Biomedical Engineering and Imaging Sciences, King\u2019s College London, London, UK"],"raw_orcid":"https://orcid.org/0000-0001-9530-4848","affiliations":[{"raw_affiliation_string":"Guy\u2019s and St Thomas\u2019 PET Centre, St Thomas\u2019 Hospital, London, UK","institution_ids":["https://openalex.org/I1324925910","https://openalex.org/I4210122669"]},{"raw_affiliation_string":"School of Biomedical Engineering and Imaging Sciences, King\u2019s College London, London, UK","institution_ids":["https://openalex.org/I183935753"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033570737","display_name":"Andrew P. King","orcid":"https://orcid.org/0000-0002-9965-7015"},"institutions":[{"id":"https://openalex.org/I183935753","display_name":"King's College London","ror":"https://ror.org/0220mzb33","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I183935753"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Andrew P. King","raw_affiliation_strings":["School of Biomedical Engineering and Imaging Sciences, King\u2019s College London, London, UK"],"raw_orcid":"https://orcid.org/0000-0002-9965-7015","affiliations":[{"raw_affiliation_string":"School of Biomedical Engineering and Imaging Sciences, King\u2019s College London, London, UK","institution_ids":["https://openalex.org/I183935753"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5033247114","display_name":"Andrew J. Reader","orcid":"https://orcid.org/0000-0002-2726-3383"},"institutions":[{"id":"https://openalex.org/I183935753","display_name":"King's College London","ror":"https://ror.org/0220mzb33","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I183935753"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Andrew J. Reader","raw_affiliation_strings":["School of Biomedical Engineering and Imaging Sciences, King\u2019s College London, London, UK"],"raw_orcid":"https://orcid.org/0000-0002-2726-3383","affiliations":[{"raw_affiliation_string":"School of Biomedical Engineering and Imaging Sciences, King\u2019s College London, London, UK","institution_ids":["https://openalex.org/I183935753"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5003119724"],"corresponding_institution_ids":["https://openalex.org/I183935753"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":{"value":5000,"currency":"EUR","value_usd":5392},"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.44917724,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"562","last_page":"571"},"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":0.9991000294685364,"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/T12422","display_name":"Radiomics and Machine Learning in Medical Imaging","score":0.9983000159263611,"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/generalization","display_name":"Generalization","score":0.6255000233650208},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.582099974155426},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.44609999656677246},{"id":"https://openalex.org/keywords/iterative-reconstruction","display_name":"Iterative reconstruction","score":0.4438000023365021},{"id":"https://openalex.org/keywords/independence","display_name":"Independence (probability theory)","score":0.40389999747276306},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.38690000772476196},{"id":"https://openalex.org/keywords/scanner","display_name":"Scanner","score":0.37450000643730164}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8059999942779541},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6996999979019165},{"id":"https://openalex.org/C177148314","wikidata":"https://www.wikidata.org/wiki/Q170084","display_name":"Generalization","level":2,"score":0.6255000233650208},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.582099974155426},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.474700003862381},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.44609999656677246},{"id":"https://openalex.org/C141379421","wikidata":"https://www.wikidata.org/wiki/Q6094427","display_name":"Iterative reconstruction","level":2,"score":0.4438000023365021},{"id":"https://openalex.org/C35651441","wikidata":"https://www.wikidata.org/wiki/Q625303","display_name":"Independence (probability theory)","level":2,"score":0.40389999747276306},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.38690000772476196},{"id":"https://openalex.org/C2779751349","wikidata":"https://www.wikidata.org/wiki/Q1474480","display_name":"Scanner","level":2,"score":0.37450000643730164},{"id":"https://openalex.org/C100906024","wikidata":"https://www.wikidata.org/wiki/Q205692","display_name":"Poisson distribution","level":2,"score":0.34779998660087585},{"id":"https://openalex.org/C2776436953","wikidata":"https://www.wikidata.org/wiki/Q5163215","display_name":"Consistency (knowledge bases)","level":2,"score":0.3357999920845032},{"id":"https://openalex.org/C188198153","wikidata":"https://www.wikidata.org/wiki/Q1613840","display_name":"Limiting","level":2,"score":0.3321000039577484},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.3269999921321869},{"id":"https://openalex.org/C155512373","wikidata":"https://www.wikidata.org/wiki/Q287450","display_name":"Residual","level":2,"score":0.2768000066280365},{"id":"https://openalex.org/C2780009758","wikidata":"https://www.wikidata.org/wiki/Q6804172","display_name":"Measure (data warehouse)","level":2,"score":0.271699994802475},{"id":"https://openalex.org/C2775842073","wikidata":"https://www.wikidata.org/wiki/Q208376","display_name":"Positron emission tomography","level":2,"score":0.27000001072883606},{"id":"https://openalex.org/C8038995","wikidata":"https://www.wikidata.org/wiki/Q1152135","display_name":"Unsupervised learning","level":2,"score":0.26930001378059387},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2621000111103058}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1007/978-3-032-04965-0_53","is_oa":true,"landing_page_url":"https://doi.org/10.1007/978-3-032-04965-0_53","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},{"id":"pmh:oai:kclpure.kcl.ac.uk:openaire/c4b3a354-e7fb-49ad-93db-12c461e97b80","is_oa":true,"landing_page_url":"https://kclpure.kcl.ac.uk/portal/en/publications/c4b3a354-e7fb-49ad-93db-12c461e97b80","pdf_url":null,"source":{"id":"https://openalex.org/S4306400216","display_name":"Research Portal (King's College London)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I183935753","host_organization_name":"King's College London","host_organization_lineage":["https://openalex.org/I183935753"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/publishedVersion"},{"id":"pmh:oai:arXiv.org:2506.24034","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2506.24034","pdf_url":"https://arxiv.org/pdf/2506.24034","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"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:10.1007/978-3-032-04965-0_53","is_oa":true,"landing_page_url":"https://doi.org/10.1007/978-3-032-04965-0_53","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G4536661056","display_name":"EPSRC Centre for Doctoral Training in Smart Medical Imaging at King's College London and Imperial College London","funder_award_id":"EP/S022104/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"},{"id":"https://openalex.org/G6635680765","display_name":"Next generation molecular imaging and therapy with radionuclides","funder_award_id":"EP/S032789/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"}],"funders":[{"id":"https://openalex.org/F4320320285","display_name":"King's College London","ror":"https://ror.org/0220mzb33"},{"id":"https://openalex.org/F4320334627","display_name":"Engineering and Physical Sciences Research Council","ror":"https://ror.org/0439y7842"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W2013035813","https://openalex.org/W2017162022","https://openalex.org/W2065454646","https://openalex.org/W2065905577","https://openalex.org/W2069629287","https://openalex.org/W2108595830","https://openalex.org/W2766840568","https://openalex.org/W2904657988","https://openalex.org/W3037333647","https://openalex.org/W3047729951","https://openalex.org/W3165389157","https://openalex.org/W3215567169","https://openalex.org/W4312206508","https://openalex.org/W4385185787","https://openalex.org/W4391136179","https://openalex.org/W4400449310","https://openalex.org/W4402834050","https://openalex.org/W4411019763"],"related_works":[],"abstract_inverted_index":{"Diffusion":[0],"models":[1],"(DMs)":[2],"have":[3,33],"recently":[4],"been":[5],"introduced":[6],"as":[7,144,146],"a":[8,76,123,184],"regularizing":[9],"prior":[10,62],"for":[11,80,187],"PET":[12,20,81,100,107,190,201],"image":[13],"reconstruction,":[14],"integrating":[15],"DMs":[16],"trained":[17],"on":[18,27,104,149],"high-quality":[19],"images":[21],"with":[22],"unsupervised":[23,171],"schemes":[24],"that":[25,111,162],"condition":[26],"measured":[28],"data.":[29,202],"While":[30],"these":[31],"approaches":[32],"potential":[34],"generalization":[35],"advantages":[36],"due":[37],"to":[38,54,133,183],"their":[39],"independence":[40],"from":[41,195],"the":[42,46,52,57,60,86,95,135,138],"scanner":[43],"geometry":[44],"and":[45,63,93,154,191],"injected":[47],"activity":[48],"level,":[49],"they":[50],"forgo":[51],"opportunity":[53],"explicitly":[55],"model":[56,92],"interaction":[58],"between":[59],"DM":[61],"noisy":[64],"measurement":[65],"data,":[66,151],"potentially":[67],"limiting":[68],"reconstruction":[69],"accuracy.":[70],"To":[71],"address":[72],"this,":[73],"we":[74,109,160,179],"propose":[75],"supervised":[77],"DM-based":[78,172],"algorithm":[79],"reconstruction.":[82],"Our":[83],"method":[84],"enforces":[85],"non-negativity":[87],"of":[88,99,125,137,156],"PET\u2019s":[89],"Poisson":[90],"likelihood":[91],"accommodates":[94],"wide":[96],"intensity":[97],"range":[98,124],"images.":[101],"Through":[102],"experiments":[103],"realistic":[105],"brain":[106,200],"phantoms,":[108],"demonstrate":[110,134],"our":[112,142,163,181],"approach":[113,164,186],"outperforms":[114],"or":[115],"matches":[116],"state-of-the-art":[117],"deep":[118],"learning-based":[119],"methods":[120],"quantitatively":[121],"across":[122],"dose":[126],"levels.":[127],"We":[128],"further":[129],"conduct":[130],"ablation":[131],"studies":[132],"benefits":[136],"proposed":[139],"components":[140],"in":[141],"model,":[143],"well":[145],"its":[147],"dependence":[148],"training":[150],"parameter":[152],"count,":[153],"number":[155],"diffusion":[157],"steps.":[158],"Additionally,":[159],"show":[161],"enables":[165],"more":[166],"accurate":[167],"posterior":[168],"sampling":[169],"than":[170],"methods,":[173],"suggesting":[174],"improved":[175],"uncertainty":[176],"estimation.":[177],"Finally,":[178],"extend":[180],"methodology":[182],"practical":[185],"fully":[188],"3D":[189],"present":[192],"example":[193],"results":[194],"real":[196],"[":[197],"$$^{18}$$":[198],"F]FDG":[199]},"counts_by_year":[],"updated_date":"2026-08-08T01:25:22.217667","created_date":"2025-10-10T00:00:00"}