{"id":"https://openalex.org/W2118132653","doi":"https://doi.org/10.1109/icip.2005.1530027","title":"Robust regularized tomographic imaging with convex projections","display_name":"Robust regularized tomographic imaging with convex projections","publication_year":2005,"publication_date":"2005-01-01","ids":{"openalex":"https://openalex.org/W2118132653","doi":"https://doi.org/10.1109/icip.2005.1530027","mag":"2118132653"},"language":"en","primary_location":{"id":"doi:10.1109/icip.2005.1530027","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icip.2005.1530027","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE International Conference on Image Processing 2005","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/A5048495190","display_name":"Farzad Kamalabadi","orcid":null},"institutions":[{"id":"https://openalex.org/I157725225","display_name":"University of Illinois Urbana-Champaign","ror":"https://ror.org/047426m28","country_code":"US","type":"education","lineage":["https://openalex.org/I157725225"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"F. Kamalabadi","raw_affiliation_strings":["Department of Electrical and Computer Engineering and Coordinated Science Laboratory, University of Illinois, Champaign, IL, USA","Dept. of Electr. & Comput. Eng., Illinois Univ., Champaign, IL, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering and Coordinated Science Laboratory, University of Illinois, Champaign, IL, USA","institution_ids":["https://openalex.org/I157725225"]},{"raw_affiliation_string":"Dept. of Electr. & Comput. Eng., Illinois Univ., Champaign, IL, USA","institution_ids":["https://openalex.org/I157725225"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5083638469","display_name":"Behzad Sharif","orcid":"https://orcid.org/0000-0002-8945-8178"},"institutions":[{"id":"https://openalex.org/I157725225","display_name":"University of Illinois Urbana-Champaign","ror":"https://ror.org/047426m28","country_code":"US","type":"education","lineage":["https://openalex.org/I157725225"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"B. Sharif","raw_affiliation_strings":["Department of Electrical and Computer Engineering and Coordinated Science Laboratory, University of Illinois, Champaign, IL, USA","Dept. of Electr. & Comput. Eng., Illinois Univ., Champaign, IL, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering and Coordinated Science Laboratory, University of Illinois, Champaign, IL, USA","institution_ids":["https://openalex.org/I157725225"]},{"raw_affiliation_string":"Dept. of Electr. & Comput. Eng., Illinois Univ., Champaign, IL, USA","institution_ids":["https://openalex.org/I157725225"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5048495190"],"corresponding_institution_ids":["https://openalex.org/I157725225"],"apc_list":null,"apc_paid":null,"fwci":1.227,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.80364656,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"II","last_page":"205"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10522","display_name":"Medical Imaging Techniques and Applications","score":0.9987000226974487,"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":0.9987000226974487,"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/T11205","display_name":"Numerical methods in inverse problems","score":0.9962000250816345,"subfield":{"id":"https://openalex.org/subfields/2610","display_name":"Mathematical Physics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11778","display_name":"Electrical and Bioimpedance Tomography","score":0.9941999912261963,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/tikhonov-regularization","display_name":"Tikhonov regularization","score":0.8409980535507202},{"id":"https://openalex.org/keywords/regularization","display_name":"Regularization (linguistics)","score":0.7619264125823975},{"id":"https://openalex.org/keywords/iterative-reconstruction","display_name":"Iterative reconstruction","score":0.6482106447219849},{"id":"https://openalex.org/keywords/tomographic-reconstruction","display_name":"Tomographic reconstruction","score":0.6106020212173462},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5733245611190796},{"id":"https://openalex.org/keywords/regular-polygon","display_name":"Regular polygon","score":0.5235150456428528},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5021464824676514},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.46320641040802},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4487452208995819},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.43739163875579834},{"id":"https://openalex.org/keywords/convex-optimization","display_name":"Convex optimization","score":0.4204576015472412},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.41976314783096313},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3954232335090637},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.38488754630088806},{"id":"https://openalex.org/keywords/inverse-problem","display_name":"Inverse problem","score":0.3408656418323517}],"concepts":[{"id":"https://openalex.org/C152442038","wikidata":"https://www.wikidata.org/wiki/Q2778212","display_name":"Tikhonov regularization","level":3,"score":0.8409980535507202},{"id":"https://openalex.org/C2776135515","wikidata":"https://www.wikidata.org/wiki/Q17143721","display_name":"Regularization (linguistics)","level":2,"score":0.7619264125823975},{"id":"https://openalex.org/C141379421","wikidata":"https://www.wikidata.org/wiki/Q6094427","display_name":"Iterative reconstruction","level":2,"score":0.6482106447219849},{"id":"https://openalex.org/C97742081","wikidata":"https://www.wikidata.org/wiki/Q7820109","display_name":"Tomographic reconstruction","level":3,"score":0.6106020212173462},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5733245611190796},{"id":"https://openalex.org/C112680207","wikidata":"https://www.wikidata.org/wiki/Q714886","display_name":"Regular polygon","level":2,"score":0.5235150456428528},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5021464824676514},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.46320641040802},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4487452208995819},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.43739163875579834},{"id":"https://openalex.org/C157972887","wikidata":"https://www.wikidata.org/wiki/Q463359","display_name":"Convex optimization","level":3,"score":0.4204576015472412},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.41976314783096313},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3954232335090637},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.38488754630088806},{"id":"https://openalex.org/C135252773","wikidata":"https://www.wikidata.org/wiki/Q1567213","display_name":"Inverse problem","level":2,"score":0.3408656418323517},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icip.2005.1530027","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icip.2005.1530027","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE International Conference on Image Processing 2005","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5400000214576721,"id":"https://metadata.un.org/sdg/10","display_name":"Reduced inequalities"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W118540534","https://openalex.org/W1534416612","https://openalex.org/W1625216228","https://openalex.org/W2019794334","https://openalex.org/W2106796486","https://openalex.org/W2107604145"],"related_works":["https://openalex.org/W2749105521","https://openalex.org/W2360343897","https://openalex.org/W140737605","https://openalex.org/W2564453433","https://openalex.org/W2058033086","https://openalex.org/W3188213007","https://openalex.org/W2374214022","https://openalex.org/W1947575127","https://openalex.org/W2029137001","https://openalex.org/W376746440"],"abstract_inverted_index":{"A":[0,45],"robust":[1],"method":[2,23,80],"for":[3,88],"tomographic":[4],"image":[5,65],"reconstruction":[6,72,90],"from":[7,95],"limited-angle":[8],"noisy":[9],"measurements":[10],"is":[11,48,66,81],"proposed":[12,35],"which":[13],"builds":[14],"upon":[15],"a":[16,63,70,74],"combination":[17],"of":[18,24,33,56,62,86,91],"regularization":[19,104],"theory":[20],"and":[21,39,43],"the":[22,34,54,57,84,89,109],"projections":[25],"onto":[26],"convex":[27],"sets":[28],"(POCS).":[29],"Two":[30],"specific":[31],"formulations":[32],"method,":[36],"namely,":[37],"Tikhonov-POCS":[38],"TV-POCS,":[40],"are":[41,112],"introduced":[42],"investigated.":[44],"statistical":[46],"framework":[47],"developed":[49],"that":[50],"provides":[51],"insight":[52],"into":[53],"behavior":[55],"two":[58],"algorithms.":[59],"The":[60,79],"inclusion":[61],"reference":[64],"approached":[67],"by":[68],"either":[69],"coarse":[71],"or":[73],"model":[75],"generated":[76],"background":[77],"image.":[78],"validated":[82],"in":[83,106],"context":[85],"simulations":[87],"highly":[92],"structured":[93],"images":[94],"partial":[96],"projections.":[97],"Results":[98],"demonstrate":[99],"significant":[100],"improvement":[101],"over":[102],"conventional":[103,110],"methods":[105],"situations":[107],"where":[108],"techniques":[111],"inadequate.":[113]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
