{"id":"https://openalex.org/W2919066061","doi":"https://doi.org/10.1109/tencon.2018.8650217","title":"Reconstruction of Edges from Fan-Beam Projections","display_name":"Reconstruction of Edges from Fan-Beam Projections","publication_year":2018,"publication_date":"2018-10-01","ids":{"openalex":"https://openalex.org/W2919066061","doi":"https://doi.org/10.1109/tencon.2018.8650217","mag":"2919066061"},"language":"en","primary_location":{"id":"doi:10.1109/tencon.2018.8650217","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tencon.2018.8650217","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"TENCON 2018 - 2018 IEEE Region 10 Conference","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/A5007371983","display_name":"A. V. Narasimhadhan","orcid":null},"institutions":[{"id":"https://openalex.org/I42014448","display_name":"Sardar Vallabhbhai National Institute of Technology Surat","ror":"https://ror.org/02y394t43","country_code":"IN","type":"education","lineage":["https://openalex.org/I42014448"]},{"id":"https://openalex.org/I11880225","display_name":"National Institute of Technology Karnataka","ror":"https://ror.org/01hz4v948","country_code":"IN","type":"education","lineage":["https://openalex.org/I11880225"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"A V Narasimhadhan","raw_affiliation_strings":["Electronics and Communication Engineering, National Institute of Technology, Surathkal, Karnataka, India"],"affiliations":[{"raw_affiliation_string":"Electronics and Communication Engineering, National Institute of Technology, Surathkal, Karnataka, India","institution_ids":["https://openalex.org/I11880225","https://openalex.org/I42014448"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020645426","display_name":"Aman Sharma","orcid":"https://orcid.org/0000-0003-0862-8401"},"institutions":[{"id":"https://openalex.org/I4210109276","display_name":"National Institute of Technology Goa","ror":"https://ror.org/01vmfpj79","country_code":"IN","type":"education","lineage":["https://openalex.org/I4210109276"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Aman Sharma","raw_affiliation_strings":["Electronics and Electrical Engineering, National Institute of Technology, Goa, India"],"affiliations":[{"raw_affiliation_string":"Electronics and Electrical Engineering, National Institute of Technology, Goa, India","institution_ids":["https://openalex.org/I4210109276"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046622313","display_name":"Shashidhar G. Koolagudi","orcid":"https://orcid.org/0000-0002-6928-0237"},"institutions":[{"id":"https://openalex.org/I42014448","display_name":"Sardar Vallabhbhai National Institute of Technology Surat","ror":"https://ror.org/02y394t43","country_code":"IN","type":"education","lineage":["https://openalex.org/I42014448"]},{"id":"https://openalex.org/I11880225","display_name":"National Institute of Technology Karnataka","ror":"https://ror.org/01hz4v948","country_code":"IN","type":"education","lineage":["https://openalex.org/I11880225"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Shashidhar G. Koolagudi","raw_affiliation_strings":["Computer Science and Engineering, National Institute of Technology, Surathkal, Karnataka, India"],"affiliations":[{"raw_affiliation_string":"Computer Science and Engineering, National Institute of Technology, Surathkal, Karnataka, India","institution_ids":["https://openalex.org/I11880225","https://openalex.org/I42014448"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113862751","display_name":"G V S S K R Naganjaneyulu","orcid":null},"institutions":[{"id":"https://openalex.org/I11880225","display_name":"National Institute of Technology Karnataka","ror":"https://ror.org/01hz4v948","country_code":"IN","type":"education","lineage":["https://openalex.org/I11880225"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"G. V. S. S. K. Naganjaneyulu","raw_affiliation_strings":["Electronics and Communication Engineering, National Institute of Technology, Karnataka"],"affiliations":[{"raw_affiliation_string":"Electronics and Communication Engineering, National Institute of Technology, Karnataka","institution_ids":["https://openalex.org/I11880225"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103839598","display_name":"Sure Avinash","orcid":null},"institutions":[{"id":"https://openalex.org/I11880225","display_name":"National Institute of Technology Karnataka","ror":"https://ror.org/01hz4v948","country_code":"IN","type":"education","lineage":["https://openalex.org/I11880225"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Sure Avinash","raw_affiliation_strings":["Electronics and Communication Engineering, National Institute of Technology, Karnataka"],"affiliations":[{"raw_affiliation_string":"Electronics and Communication Engineering, National Institute of Technology, Karnataka","institution_ids":["https://openalex.org/I11880225"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035717449","display_name":"Vinay Peddireddy","orcid":null},"institutions":[{"id":"https://openalex.org/I11880225","display_name":"National Institute of Technology Karnataka","ror":"https://ror.org/01hz4v948","country_code":"IN","type":"education","lineage":["https://openalex.org/I11880225"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Vinay Peddireddy","raw_affiliation_strings":["Electronics and Communication Engineering, National Institute of Technology, Karnataka"],"affiliations":[{"raw_affiliation_string":"Electronics and Communication Engineering, National Institute of Technology, Karnataka","institution_ids":["https://openalex.org/I11880225"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040623863","display_name":"Neel Kishan","orcid":null},"institutions":[{"id":"https://openalex.org/I11880225","display_name":"National Institute of Technology Karnataka","ror":"https://ror.org/01hz4v948","country_code":"IN","type":"education","lineage":["https://openalex.org/I11880225"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"N Bal Kishan","raw_affiliation_strings":["Electronics and Communication Engineering, National Institute of Technology, Karnataka"],"affiliations":[{"raw_affiliation_string":"Electronics and Communication Engineering, National Institute of Technology, Karnataka","institution_ids":["https://openalex.org/I11880225"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5027824010","display_name":"Jeny Rajan","orcid":"https://orcid.org/0000-0001-8045-6005"},"institutions":[{"id":"https://openalex.org/I11880225","display_name":"National Institute of Technology Karnataka","ror":"https://ror.org/01hz4v948","country_code":"IN","type":"education","lineage":["https://openalex.org/I11880225"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Jeny Rajan","raw_affiliation_strings":["Electronics and Communication Engineering, National Institute of Technology, Karnataka"],"affiliations":[{"raw_affiliation_string":"Electronics and Communication Engineering, National Institute of Technology, Karnataka","institution_ids":["https://openalex.org/I11880225"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":8,"corresponding_author_ids":["https://openalex.org/A5007371983"],"corresponding_institution_ids":["https://openalex.org/I11880225","https://openalex.org/I42014448"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.25302402,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"71","issue":null,"first_page":"1278","last_page":"1283"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10522","display_name":"Medical Imaging Techniques and Applications","score":0.9998999834060669,"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"}},"topics":[{"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/T10052","display_name":"Medical Image Segmentation Techniques","score":0.9991000294685364,"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"}},{"id":"https://openalex.org/T11183","display_name":"Advanced X-ray Imaging Techniques","score":0.9896000027656555,"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/convolution","display_name":"Convolution (computer science)","score":0.7386248707771301},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.6870884895324707},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6582499742507935},{"id":"https://openalex.org/keywords/projection","display_name":"Projection (relational algebra)","score":0.6572110652923584},{"id":"https://openalex.org/keywords/iterative-reconstruction","display_name":"Iterative reconstruction","score":0.6014623641967773},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.6012192964553833},{"id":"https://openalex.org/keywords/enhanced-data-rates-for-gsm-evolution","display_name":"Enhanced Data Rates for GSM Evolution","score":0.5884780883789062},{"id":"https://openalex.org/keywords/edge-detection","display_name":"Edge detection","score":0.5781623125076294},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5732823014259338},{"id":"https://openalex.org/keywords/object","display_name":"Object (grammar)","score":0.5436081886291504},{"id":"https://openalex.org/keywords/radon-transform","display_name":"Radon transform","score":0.5364829301834106},{"id":"https://openalex.org/keywords/beam","display_name":"Beam (structure)","score":0.534175455570221},{"id":"https://openalex.org/keywords/operator","display_name":"Operator (biology)","score":0.5149884819984436},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.45914599299430847},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.31380900740623474},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2593483328819275},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.19352787733078003},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09903988242149353},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.06839388608932495}],"concepts":[{"id":"https://openalex.org/C45347329","wikidata":"https://www.wikidata.org/wiki/Q5166604","display_name":"Convolution (computer science)","level":3,"score":0.7386248707771301},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6870884895324707},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6582499742507935},{"id":"https://openalex.org/C57493831","wikidata":"https://www.wikidata.org/wiki/Q3134666","display_name":"Projection (relational algebra)","level":2,"score":0.6572110652923584},{"id":"https://openalex.org/C141379421","wikidata":"https://www.wikidata.org/wiki/Q6094427","display_name":"Iterative reconstruction","level":2,"score":0.6014623641967773},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.6012192964553833},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.5884780883789062},{"id":"https://openalex.org/C193536780","wikidata":"https://www.wikidata.org/wiki/Q1513153","display_name":"Edge detection","level":4,"score":0.5781623125076294},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5732823014259338},{"id":"https://openalex.org/C2781238097","wikidata":"https://www.wikidata.org/wiki/Q175026","display_name":"Object (grammar)","level":2,"score":0.5436081886291504},{"id":"https://openalex.org/C197231052","wikidata":"https://www.wikidata.org/wiki/Q979829","display_name":"Radon transform","level":2,"score":0.5364829301834106},{"id":"https://openalex.org/C168834538","wikidata":"https://www.wikidata.org/wiki/Q3705329","display_name":"Beam (structure)","level":2,"score":0.534175455570221},{"id":"https://openalex.org/C17020691","wikidata":"https://www.wikidata.org/wiki/Q139677","display_name":"Operator (biology)","level":5,"score":0.5149884819984436},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.45914599299430847},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.31380900740623474},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2593483328819275},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.19352787733078003},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09903988242149353},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.06839388608932495},{"id":"https://openalex.org/C86339819","wikidata":"https://www.wikidata.org/wiki/Q407384","display_name":"Transcription factor","level":3,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"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/C158448853","wikidata":"https://www.wikidata.org/wiki/Q425218","display_name":"Repressor","level":4,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tencon.2018.8650217","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tencon.2018.8650217","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"TENCON 2018 - 2018 IEEE Region 10 Conference","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","score":0.5600000023841858,"id":"https://metadata.un.org/sdg/11"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W158877773","https://openalex.org/W1986348744","https://openalex.org/W1987978707","https://openalex.org/W1989540264","https://openalex.org/W1989936418","https://openalex.org/W2004801831","https://openalex.org/W2031572482","https://openalex.org/W2043284346","https://openalex.org/W2058998382","https://openalex.org/W2070306711","https://openalex.org/W2100906168","https://openalex.org/W2105825230","https://openalex.org/W2106848072","https://openalex.org/W2128509254","https://openalex.org/W2178372683","https://openalex.org/W4212783130"],"related_works":["https://openalex.org/W4231936369","https://openalex.org/W967573802","https://openalex.org/W3089715742","https://openalex.org/W2466075600","https://openalex.org/W4366975566","https://openalex.org/W4301707735","https://openalex.org/W3103782609","https://openalex.org/W2811038336","https://openalex.org/W2079352884","https://openalex.org/W2004988775"],"abstract_inverted_index":{"The":[0,107],"goal":[1],"of":[2,11,27,37,65,73,114],"computerised":[3],"tomography":[4],"is":[5,22,58,76,88,132],"to":[6,33,46,81,103,118,134],"reconstruct":[7,47,104,119],"cross":[8],"sectional":[9],"image":[10,24],"the":[12,35,48,55,62,69,92,105,112,120,129],"object":[13,66],"under":[14,67],"consideration":[15],"from":[16,51,123],"it's":[17],"projections":[18,95],"whereas":[19],"edge":[20,63,84],"detection":[21],"an":[23,83],"analysis":[25],"problem":[26],"utmost":[28],"importance":[29],"in":[30,99],"medical":[31],"imaging":[32],"outline":[34],"boundaries":[36],"tumours,":[38],"bones":[39],"etc.":[40],"In":[41],"this":[42],"paper,":[43],"a":[44,100],"technique":[45,131],"edges":[49,121],"directly":[50,122],"fan-beam":[52,94],"projections,":[53],"using":[54],"Marr-Hildreth":[56,74],"operator,":[57],"presented.":[59],"To":[60],"obtain":[61],"map":[64],"consideration,":[68],"divergent":[70],"beam":[71,126],"transform":[72],"operator":[75],"convolved":[77,90],"with":[78,91],"ramp":[79],"filter":[80,86],"yield":[82],"reconstruction":[85],"which":[87],"finally":[89],"acquired":[93],"and":[96,138],"back-projected,":[97],"resulting":[98],"convolution":[101],"back-projection,":[102],"edges.":[106],"paper":[108],"also":[109],"discusses":[110],"about":[111],"utilisation":[113],"state-of-the-art":[115],"Noo's":[116],"algorithm":[117],"equi-angular":[124],"fan":[125],"projections.":[127],"Finally,":[128],"proposed":[130],"simulated":[133],"make":[135],"relevant":[136],"conclusions":[137],"inferences.":[139]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}