{"id":"https://openalex.org/W2043799154","doi":"https://doi.org/10.1109/embc.2012.6346935","title":"Fast parallel algorithm for CT image reconstruction","display_name":"Fast parallel algorithm for CT image reconstruction","publication_year":2012,"publication_date":"2012-08-01","ids":{"openalex":"https://openalex.org/W2043799154","doi":"https://doi.org/10.1109/embc.2012.6346935","mag":"2043799154","pmid":"https://pubmed.ncbi.nlm.nih.gov/23366896"},"language":"en","primary_location":{"id":"doi:10.1109/embc.2012.6346935","is_oa":false,"landing_page_url":"https://doi.org/10.1109/embc.2012.6346935","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 Annual International Conference of the IEEE Engineering in Medicine and Biology Society","raw_type":"proceedings-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/A5005981094","display_name":"Luis Ambrosio Flores","orcid":null},"institutions":[{"id":"https://openalex.org/I60053951","display_name":"Universitat Polit\u00e8cnica de Val\u00e8ncia","ror":"https://ror.org/01460j859","country_code":"ES","type":"education","lineage":["https://openalex.org/I60053951"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"L. A. Flores","raw_affiliation_strings":["Departamento de Sistemas Inform\u00e1ticos y Computaci\u00f3n, Universidad Polit\u00e9cnica de Valencia, Camino de Vera s/n, 46022, Valencia, Spain. liuflo@posgrado.upv.es","Departamento de Sistemas Inform\u00e1ticos y Computaci\u00f3n, Universidad Polit\u00e9cnica de Valencia, Camino de Vera s/n, 46022, Spain"],"affiliations":[{"raw_affiliation_string":"Departamento de Sistemas Inform\u00e1ticos y Computaci\u00f3n, Universidad Polit\u00e9cnica de Valencia, Camino de Vera s/n, 46022, Valencia, Spain. liuflo@posgrado.upv.es","institution_ids":["https://openalex.org/I60053951"]},{"raw_affiliation_string":"Departamento de Sistemas Inform\u00e1ticos y Computaci\u00f3n, Universidad Polit\u00e9cnica de Valencia, Camino de Vera s/n, 46022, Spain","institution_ids":["https://openalex.org/I60053951"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036218379","display_name":"Vicente Vidal","orcid":"https://orcid.org/0000-0002-2384-7015"},"institutions":[{"id":"https://openalex.org/I60053951","display_name":"Universitat Polit\u00e8cnica de Val\u00e8ncia","ror":"https://ror.org/01460j859","country_code":"ES","type":"education","lineage":["https://openalex.org/I60053951"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"V. Vidal","raw_affiliation_strings":["Departamento de Sistemas Inform\u00e1ticos y Computaci\u00f3n, Universidad Polit\u00e9cnica de Valencia, Valencia, Spain","Departamento de Sistemas Inform\u00e1ticos y Computaci\u00f3n, Universidad Polit\u00e9cnica de Valencia, Camino de Vera s/n, 46022, Espa\u00f1a"],"affiliations":[{"raw_affiliation_string":"Departamento de Sistemas Inform\u00e1ticos y Computaci\u00f3n, Universidad Polit\u00e9cnica de Valencia, Valencia, Spain","institution_ids":["https://openalex.org/I60053951"]},{"raw_affiliation_string":"Departamento de Sistemas Inform\u00e1ticos y Computaci\u00f3n, Universidad Polit\u00e9cnica de Valencia, Camino de Vera s/n, 46022, Espa\u00f1a","institution_ids":["https://openalex.org/I60053951"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023116702","display_name":"P. Mayo","orcid":"https://orcid.org/0000-0002-8403-5221"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"P. Mayo","raw_affiliation_strings":["Servicios Tecnol\u00f3gicos, Grupo Dominguis, Sorolla Center, Valencia, Spain","Servicios Tecnol\u00f3gicos, Grupo Dominguis, Sorolla Center, local 10 Avda. de las Cortes Valencianas, 46015, Espa\u00f1a"],"affiliations":[{"raw_affiliation_string":"Servicios Tecnol\u00f3gicos, Grupo Dominguis, Sorolla Center, Valencia, Spain","institution_ids":[]},{"raw_affiliation_string":"Servicios Tecnol\u00f3gicos, Grupo Dominguis, Sorolla Center, local 10 Avda. de las Cortes Valencianas, 46015, Espa\u00f1a","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017646798","display_name":"F. R\u00f3denas","orcid":"https://orcid.org/0000-0003-4564-5171"},"institutions":[{"id":"https://openalex.org/I60053951","display_name":"Universitat Polit\u00e8cnica de Val\u00e8ncia","ror":"https://ror.org/01460j859","country_code":"ES","type":"education","lineage":["https://openalex.org/I60053951"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"F. Rodenas","raw_affiliation_strings":["Departamento de Matem\u00e1tica Aplicada, Universidad Polit\u00e9cnica de Valencia, Valencia, Spain","Departamento de Matem\u00e1tica Aplicada, Universidad Polit\u00e9cnica de Valencia, Camino de Vera s/n, i46022, Espa\u00f1a"],"affiliations":[{"raw_affiliation_string":"Departamento de Matem\u00e1tica Aplicada, Universidad Polit\u00e9cnica de Valencia, Valencia, Spain","institution_ids":["https://openalex.org/I60053951"]},{"raw_affiliation_string":"Departamento de Matem\u00e1tica Aplicada, Universidad Polit\u00e9cnica de Valencia, Camino de Vera s/n, i46022, Espa\u00f1a","institution_ids":["https://openalex.org/I60053951"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5010273815","display_name":"G. Verd\u00fa","orcid":"https://orcid.org/0000-0001-5098-080X"},"institutions":[{"id":"https://openalex.org/I60053951","display_name":"Universitat Polit\u00e8cnica de Val\u00e8ncia","ror":"https://ror.org/01460j859","country_code":"ES","type":"education","lineage":["https://openalex.org/I60053951"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"G. Verdu","raw_affiliation_strings":["Departamento de Ingenier\u00eda Qu\u00edmica y Nuclear, Universidad Polit\u00e9cnica de Valencia, Valencia, Spain","Departamento de Ingenier\u00eda Qu\u00edmica y Nuclear, Universidad Polit\u00e9cnica de Valencia, Camino de Vera s/n, 46022, Espa\u00f1a"],"affiliations":[{"raw_affiliation_string":"Departamento de Ingenier\u00eda Qu\u00edmica y Nuclear, Universidad Polit\u00e9cnica de Valencia, Valencia, Spain","institution_ids":["https://openalex.org/I60053951"]},{"raw_affiliation_string":"Departamento de Ingenier\u00eda Qu\u00edmica y Nuclear, Universidad Polit\u00e9cnica de Valencia, Camino de Vera s/n, 46022, Espa\u00f1a","institution_ids":["https://openalex.org/I60053951"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5005981094"],"corresponding_institution_ids":["https://openalex.org/I60053951"],"apc_list":null,"apc_paid":null,"fwci":1.59738829,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.81578947,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"2012","issue":null,"first_page":"4374","last_page":"4377"},"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/T12386","display_name":"Advanced X-ray and CT Imaging","score":0.9993000030517578,"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/T11183","display_name":"Advanced X-ray Imaging Techniques","score":0.9940000176429749,"subfield":{"id":"https://openalex.org/subfields/3108","display_name":"Radiation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7784123420715332},{"id":"https://openalex.org/keywords/iterative-reconstruction","display_name":"Iterative reconstruction","score":0.7418248653411865},{"id":"https://openalex.org/keywords/projection","display_name":"Projection (relational algebra)","score":0.590897262096405},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.5873593688011169},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5855073928833008},{"id":"https://openalex.org/keywords/iterative-method","display_name":"Iterative method","score":0.5359025597572327},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.4998347759246826},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.45999252796173096},{"id":"https://openalex.org/keywords/contrast","display_name":"Contrast (vision)","score":0.4453217685222626},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3943018615245819},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.38714170455932617}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7784123420715332},{"id":"https://openalex.org/C141379421","wikidata":"https://www.wikidata.org/wiki/Q6094427","display_name":"Iterative reconstruction","level":2,"score":0.7418248653411865},{"id":"https://openalex.org/C57493831","wikidata":"https://www.wikidata.org/wiki/Q3134666","display_name":"Projection (relational algebra)","level":2,"score":0.590897262096405},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.5873593688011169},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5855073928833008},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.5359025597572327},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.4998347759246826},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.45999252796173096},{"id":"https://openalex.org/C2776502983","wikidata":"https://www.wikidata.org/wiki/Q690182","display_name":"Contrast (vision)","level":2,"score":0.4453217685222626},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3943018615245819},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.38714170455932617}],"mesh":[{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D010363","descriptor_name":"Pattern Recognition, Automated","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D011856","descriptor_name":"Radiographic Image Enhancement","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D011857","descriptor_name":"Radiographic Image Interpretation, Computer-Assisted","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D015203","descriptor_name":"Reproducibility of Results","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012680","descriptor_name":"Sensitivity and Specificity","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":false},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D010363","descriptor_name":"Pattern Recognition, Automated","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D011856","descriptor_name":"Radiographic Image Enhancement","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D011857","descriptor_name":"Radiographic Image Interpretation, Computer-Assisted","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D015203","descriptor_name":"Reproducibility of Results","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012680","descriptor_name":"Sensitivity and Specificity","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":false},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D010363","descriptor_name":"Pattern Recognition, Automated","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D011856","descriptor_name":"Radiographic Image Enhancement","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D011857","descriptor_name":"Radiographic Image Interpretation, Computer-Assisted","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D015203","descriptor_name":"Reproducibility of Results","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012680","descriptor_name":"Sensitivity and Specificity","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":false}],"locations_count":2,"locations":[{"id":"doi:10.1109/embc.2012.6346935","is_oa":false,"landing_page_url":"https://doi.org/10.1109/embc.2012.6346935","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 Annual International Conference of the IEEE Engineering in Medicine and Biology Society","raw_type":"proceedings-article"},{"id":"pmid:23366896","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/23366896","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":"Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1964329032","https://openalex.org/W2048557580","https://openalex.org/W2086197330","https://openalex.org/W2088655146","https://openalex.org/W2096582534","https://openalex.org/W2163967799","https://openalex.org/W2387172255","https://openalex.org/W4237938455","https://openalex.org/W4246956748","https://openalex.org/W6684179345"],"related_works":["https://openalex.org/W2069592018","https://openalex.org/W2075740387","https://openalex.org/W2358990940","https://openalex.org/W2107386309","https://openalex.org/W2004988775","https://openalex.org/W2545869789","https://openalex.org/W2141090006","https://openalex.org/W1964555484","https://openalex.org/W3048932468","https://openalex.org/W2148504016"],"abstract_inverted_index":{"In":[0,91],"X-ray":[1],"computed":[2],"tomography":[3],"(CT)":[4],"the":[5,12,21,40,84,101],"X":[6],"rays":[7],"are":[8,36,78],"used":[9,81],"to":[10,16,83],"obtain":[11],"projection":[13],"data":[14],"needed":[15],"generate":[17],"an":[18,24],"image":[19,27,98],"of":[20,23,42,57,88],"inside":[22],"object.":[25],"The":[26],"can":[28],"be":[29,62],"generated":[30],"with":[31,44,100],"different":[32],"techniques.":[33],"Iterative":[34],"methods":[35,77],"more":[37],"suitable":[38],"for":[39,67,105],"reconstruction":[41,99],"images":[43],"high":[45,85],"contrast":[46],"and":[47,52],"precision":[48],"in":[49,64,70,74],"noisy":[50],"conditions":[51],"from":[53],"a":[54],"small":[55],"number":[56],"projections.":[58],"Their":[59],"use":[60],"may":[61],"important":[63],"portable":[65],"scanners":[66],"their":[68,89],"functionality":[69],"emergency":[71],"situations.":[72],"However,":[73],"practice,":[75],"these":[76],"not":[79],"widely":[80],"due":[82],"computational":[86],"cost":[87],"implementation.":[90],"this":[92],"work":[93],"we":[94],"analyze":[95],"iterative":[96],"parallel":[97],"Portable":[102],"Extensive":[103],"Toolkit":[104],"Scientific":[106],"computation":[107],"(PETSc).":[108]},"counts_by_year":[{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":4}],"updated_date":"2026-01-13T01:12:25.745995","created_date":"2025-10-10T00:00:00"}