{"id":"https://openalex.org/W2020572445","doi":"https://doi.org/10.1109/isbi.2013.6556685","title":"Globally convergent 3D dynamic PET reconstruction with patch-based non-convex low rank regularization","display_name":"Globally convergent 3D dynamic PET reconstruction with patch-based non-convex low rank regularization","publication_year":2013,"publication_date":"2013-04-01","ids":{"openalex":"https://openalex.org/W2020572445","doi":"https://doi.org/10.1109/isbi.2013.6556685","mag":"2020572445"},"language":"en","primary_location":{"id":"doi:10.1109/isbi.2013.6556685","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isbi.2013.6556685","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE 10th International Symposium on Biomedical Imaging","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"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/A5000748154","display_name":"K. S. Kim","orcid":null},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"K. S. Kim","raw_affiliation_strings":["Bio Imaging & Signal Processing Laboratory, Department of Bio& Brain Engineering, Korea Advanced Institute of Science and Technology, South Korea","Bio Imaging & Signal Processing Lab., Dept. of Bio& Brain Engineering, KAIST, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Bio Imaging & Signal Processing Laboratory, Department of Bio& Brain Engineering, Korea Advanced Institute of Science and Technology, South Korea","institution_ids":["https://openalex.org/I157485424"]},{"raw_affiliation_string":"Bio Imaging & Signal Processing Lab., Dept. of Bio& Brain Engineering, KAIST, Korea","institution_ids":["https://openalex.org/I157485424"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057977985","display_name":"Young\u2010Don Son","orcid":"https://orcid.org/0000-0001-7029-2422"},"institutions":[{"id":"https://openalex.org/I12832649","display_name":"Gachon University","ror":"https://ror.org/03ryywt80","country_code":"KR","type":"education","lineage":["https://openalex.org/I12832649"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Y. D. Son","raw_affiliation_strings":["Neuroscience Research Institute, Gachon University of Medicine and Science, South Korea","Neuroscience Research Institute, Gachon University of Medicine and Science, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Neuroscience Research Institute, Gachon University of Medicine and Science, South Korea","institution_ids":["https://openalex.org/I12832649"]},{"raw_affiliation_string":"Neuroscience Research Institute, Gachon University of Medicine and Science, Korea","institution_ids":["https://openalex.org/I12832649"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072957388","display_name":"Z. H. Cho","orcid":null},"institutions":[{"id":"https://openalex.org/I12832649","display_name":"Gachon University","ror":"https://ror.org/03ryywt80","country_code":"KR","type":"education","lineage":["https://openalex.org/I12832649"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Z. H. Cho","raw_affiliation_strings":["Neuroscience Research Institute, Gachon University of Medicine and Science, South Korea","Neuroscience Research Institute, Gachon University of Medicine and Science, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Neuroscience Research Institute, Gachon University of Medicine and Science, South Korea","institution_ids":["https://openalex.org/I12832649"]},{"raw_affiliation_string":"Neuroscience Research Institute, Gachon University of Medicine and Science, Korea","institution_ids":["https://openalex.org/I12832649"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112632663","display_name":"J. B.","orcid":null},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"J. B. Ra","raw_affiliation_strings":["Image Systems Laboratory, Electrical Engineering, Korea Advanced Institute of Science and Technology, South Korea","Image Systems Lab., Electrical Engineering, KAIST, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Image Systems Laboratory, Electrical Engineering, Korea Advanced Institute of Science and Technology, South Korea","institution_ids":["https://openalex.org/I157485424"]},{"raw_affiliation_string":"Image Systems Lab., Electrical Engineering, KAIST, Korea","institution_ids":["https://openalex.org/I157485424"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5066715007","display_name":"J. C. Ye","orcid":null},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"J. C. Ye","raw_affiliation_strings":["Bio Imaging & Signal Processing Laboratory, Department of Bio& Brain Engineering, Korea Advanced Institute of Science and Technology, South Korea","Bio Imaging & Signal Processing Lab., Dept. of Bio& Brain Engineering, KAIST, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Bio Imaging & Signal Processing Laboratory, Department of Bio& Brain Engineering, Korea Advanced Institute of Science and Technology, South Korea","institution_ids":["https://openalex.org/I157485424"]},{"raw_affiliation_string":"Bio Imaging & Signal Processing Lab., Dept. of Bio& Brain Engineering, KAIST, Korea","institution_ids":["https://openalex.org/I157485424"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.4109,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.80613695,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"1158","last_page":"1161"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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":0.9998999834060669,"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/T12015","display_name":"Photoacoustic and Ultrasonic Imaging","score":0.9988999962806702,"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/regularization","display_name":"Regularization (linguistics)","score":0.6064752340316772},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5603421926498413},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5295893549919128},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5085426568984985},{"id":"https://openalex.org/keywords/iterative-reconstruction","display_name":"Iterative reconstruction","score":0.5024330615997314},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.421825110912323},{"id":"https://openalex.org/keywords/lipschitz-continuity","display_name":"Lipschitz continuity","score":0.418287992477417},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.29773008823394775}],"concepts":[{"id":"https://openalex.org/C2776135515","wikidata":"https://www.wikidata.org/wiki/Q17143721","display_name":"Regularization (linguistics)","level":2,"score":0.6064752340316772},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5603421926498413},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5295893549919128},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5085426568984985},{"id":"https://openalex.org/C141379421","wikidata":"https://www.wikidata.org/wiki/Q6094427","display_name":"Iterative reconstruction","level":2,"score":0.5024330615997314},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.421825110912323},{"id":"https://openalex.org/C22324862","wikidata":"https://www.wikidata.org/wiki/Q652707","display_name":"Lipschitz continuity","level":2,"score":0.418287992477417},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.29773008823394775},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/isbi.2013.6556685","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isbi.2013.6556685","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE 10th International Symposium on Biomedical Imaging","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1965188539","https://openalex.org/W1980003430","https://openalex.org/W2031993275","https://openalex.org/W2124608575","https://openalex.org/W2148791483","https://openalex.org/W2166765763","https://openalex.org/W2611328865","https://openalex.org/W3121742466","https://openalex.org/W6658256161"],"related_works":["https://openalex.org/W3185235544","https://openalex.org/W4297791327","https://openalex.org/W2897842840","https://openalex.org/W2911623553","https://openalex.org/W2051487156","https://openalex.org/W2397777611","https://openalex.org/W1502031429","https://openalex.org/W2318923278","https://openalex.org/W2417585376","https://openalex.org/W1994157709"],"abstract_inverted_index":{"Dynamic":[0],"positron":[1],"emission":[2],"tomography":[3],"(PET)":[4],"is":[5,41,69],"widely":[6],"used":[7],"to":[8,42,57,70,98],"measure":[9],"variations":[10],"of":[11,38,62,66,83],"radiopharmaceuticals":[12],"within":[13,53],"the":[14,35,59,63,99,116,126,134],"organs":[15],"over":[16],"time.":[17],"However,":[18],"conventional":[19],"reconstruction":[20,26],"algorithm":[21,136],"can":[22,75,137],"produce":[23],"a":[24,44,79,109],"noisy":[25],"if":[27],"there":[28],"are":[29],"not":[30],"sufficient":[31],"photon":[32],"counts.":[33],"Hence,":[34],"main":[36,64],"goal":[37],"this":[39,67],"paper":[40,68],"develop":[43],"novel":[45,110],"spatio-temporal":[46],"regularization":[47],"approach":[48],"that":[49,72,133],"exploits":[50],"inherent":[51],"similarities":[52],"intra-":[54],"and":[55,94,103,128,143],"inter-frames":[56],"overcome":[58],"limitation.":[60],"One":[61],"contributions":[65],"demonstrate":[71],"such":[73],"correlations":[74],"be":[76],"exploited":[77],"using":[78,115],"low":[80],"rank":[81],"constraint":[82],"overlapping":[84],"similarity":[85],"blocks.":[86],"The":[87],"resulting":[88],"optimization":[89,113],"framework":[90],"is,":[91],"however,":[92],"non-smooth":[93],"non":[95],"Lipschitz":[96],"due":[97],"low-rank":[100],"penalty":[101],"terms":[102],"Poisson":[104],"log-likelihood.":[105],"Therefore,":[106],"we":[107],"propose":[108],"globally":[111],"convergent":[112],"method":[114],"concave-convex":[117],"procedure":[118],"(CCCP)":[119],"by":[120],"exploiting":[121],"Legendre-Fenchel":[122],"transform,":[123],"which":[124],"overcomes":[125],"memory":[127],"computational":[129],"limitations.":[130],"We":[131],"confirm":[132],"proposed":[135],"provide":[138],"significantly":[139],"improved":[140],"image":[141],"quality":[142],"extract":[144],"accurate":[145],"kinetic":[146],"parameters.":[147]},"counts_by_year":[{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}