{"id":"https://openalex.org/W2802771842","doi":"https://doi.org/10.1117/12.2309866","title":"Sum of top-hat transform based algorithm for vessel enhancement in MRA images","display_name":"Sum of top-hat transform based algorithm for vessel enhancement in MRA images","publication_year":2018,"publication_date":"2018-04-13","ids":{"openalex":"https://openalex.org/W2802771842","doi":"https://doi.org/10.1117/12.2309866","mag":"2802771842"},"language":"en","primary_location":{"id":"doi:10.1117/12.2309866","is_oa":false,"landing_page_url":"https://doi.org/10.1117/12.2309866","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Tenth International Conference on Machine Vision (ICMV 2017)","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/A5006136494","display_name":"Jlassi Hajer","orcid":null},"institutions":[{"id":"https://openalex.org/I63596082","display_name":"Tunis El Manar University","ror":"https://ror.org/029cgt552","country_code":"TN","type":"education","lineage":["https://openalex.org/I63596082"]},{"id":"https://openalex.org/I4210131288","display_name":"National Engineering School of Tunis","ror":"https://ror.org/03b1zjt31","country_code":"TN","type":"education","lineage":["https://openalex.org/I4210131288","https://openalex.org/I63596082"]}],"countries":["TN"],"is_corresponding":true,"raw_author_name":"Hajer Jlassi","raw_affiliation_strings":["National Engineering School of Tunis (Tunisia)","Univ. Tunis El Manar (Tunisia)"],"affiliations":[{"raw_affiliation_string":"National Engineering School of Tunis (Tunisia)","institution_ids":["https://openalex.org/I4210131288"]},{"raw_affiliation_string":"Univ. Tunis El Manar (Tunisia)","institution_ids":["https://openalex.org/I63596082"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111891140","display_name":"Kamel Hamrouni","orcid":null},"institutions":[{"id":"https://openalex.org/I63596082","display_name":"Tunis El Manar University","ror":"https://ror.org/029cgt552","country_code":"TN","type":"education","lineage":["https://openalex.org/I63596082"]},{"id":"https://openalex.org/I4210131288","display_name":"National Engineering School of Tunis","ror":"https://ror.org/03b1zjt31","country_code":"TN","type":"education","lineage":["https://openalex.org/I4210131288","https://openalex.org/I63596082"]}],"countries":["TN"],"is_corresponding":false,"raw_author_name":"Kamel Hamrouni","raw_affiliation_strings":["National Engineering School of Tunis (Tunisia)","Univ. Tunis El Manar (Tunisia)"],"affiliations":[{"raw_affiliation_string":"National Engineering School of Tunis (Tunisia)","institution_ids":["https://openalex.org/I4210131288"]},{"raw_affiliation_string":"Univ. Tunis El Manar (Tunisia)","institution_ids":["https://openalex.org/I63596082"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5015439591","display_name":"Ouazaa Hibet-Allah","orcid":null},"institutions":[{"id":"https://openalex.org/I4210131288","display_name":"National Engineering School of Tunis","ror":"https://ror.org/03b1zjt31","country_code":"TN","type":"education","lineage":["https://openalex.org/I4210131288","https://openalex.org/I63596082"]},{"id":"https://openalex.org/I63596082","display_name":"Tunis El Manar University","ror":"https://ror.org/029cgt552","country_code":"TN","type":"education","lineage":["https://openalex.org/I63596082"]}],"countries":["TN"],"is_corresponding":false,"raw_author_name":"Hibet-allah Ouazaa","raw_affiliation_strings":["National Engineering School of Tunis (Tunisia)","Univ. Tunis El Manar (Tunisia)"],"affiliations":[{"raw_affiliation_string":"National Engineering School of Tunis (Tunisia)","institution_ids":["https://openalex.org/I4210131288"]},{"raw_affiliation_string":"Univ. Tunis El Manar (Tunisia)","institution_ids":["https://openalex.org/I63596082"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5006136494"],"corresponding_institution_ids":["https://openalex.org/I4210131288","https://openalex.org/I63596082"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.06720037,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"2","issue":null,"first_page":"55","last_page":"55"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11438","display_name":"Retinal Imaging and Analysis","score":0.9997000098228455,"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/T11438","display_name":"Retinal Imaging and Analysis","score":0.9997000098228455,"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/T11019","display_name":"Image Enhancement Techniques","score":0.9976000189781189,"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/T11569","display_name":"Optical Coherence Tomography Applications","score":0.9970999956130981,"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/peak-signal-to-noise-ratio","display_name":"Peak signal-to-noise ratio","score":0.7297141551971436},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5817885994911194},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.5795783996582031},{"id":"https://openalex.org/keywords/contrast","display_name":"Contrast (vision)","score":0.5462399125099182},{"id":"https://openalex.org/keywords/brightness","display_name":"Brightness","score":0.5167164206504822},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5091537833213806},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5037676692008972},{"id":"https://openalex.org/keywords/minimum-mean-square-error","display_name":"Minimum mean square error","score":0.48061150312423706},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4623066186904907},{"id":"https://openalex.org/keywords/adaptive-histogram-equalization","display_name":"Adaptive histogram equalization","score":0.4390299320220947},{"id":"https://openalex.org/keywords/contrast-enhancement","display_name":"Contrast enhancement","score":0.43578004837036133},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.4348735213279724},{"id":"https://openalex.org/keywords/image-enhancement","display_name":"Image enhancement","score":0.4192023277282715},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.41024166345596313},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.4019085764884949},{"id":"https://openalex.org/keywords/histogram","display_name":"Histogram","score":0.3966767191886902},{"id":"https://openalex.org/keywords/histogram-equalization","display_name":"Histogram equalization","score":0.3103576898574829},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.26496973633766174},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.14994466304779053},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.11815842986106873},{"id":"https://openalex.org/keywords/magnetic-resonance-imaging","display_name":"Magnetic resonance imaging","score":0.10400480031967163},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.0780259370803833}],"concepts":[{"id":"https://openalex.org/C154579607","wikidata":"https://www.wikidata.org/wiki/Q3373850","display_name":"Peak signal-to-noise ratio","level":3,"score":0.7297141551971436},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5817885994911194},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.5795783996582031},{"id":"https://openalex.org/C2776502983","wikidata":"https://www.wikidata.org/wiki/Q690182","display_name":"Contrast (vision)","level":2,"score":0.5462399125099182},{"id":"https://openalex.org/C125245961","wikidata":"https://www.wikidata.org/wiki/Q221656","display_name":"Brightness","level":2,"score":0.5167164206504822},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5091537833213806},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5037676692008972},{"id":"https://openalex.org/C90652560","wikidata":"https://www.wikidata.org/wiki/Q11091747","display_name":"Minimum mean square error","level":3,"score":0.48061150312423706},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4623066186904907},{"id":"https://openalex.org/C30387639","wikidata":"https://www.wikidata.org/wiki/Q4680744","display_name":"Adaptive histogram equalization","level":5,"score":0.4390299320220947},{"id":"https://openalex.org/C3018181011","wikidata":"https://www.wikidata.org/wiki/Q6849688","display_name":"Contrast enhancement","level":3,"score":0.43578004837036133},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.4348735213279724},{"id":"https://openalex.org/C3017601658","wikidata":"https://www.wikidata.org/wiki/Q545981","display_name":"Image enhancement","level":3,"score":0.4192023277282715},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.41024166345596313},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.4019085764884949},{"id":"https://openalex.org/C53533937","wikidata":"https://www.wikidata.org/wiki/Q185020","display_name":"Histogram","level":3,"score":0.3966767191886902},{"id":"https://openalex.org/C136943445","wikidata":"https://www.wikidata.org/wiki/Q1970240","display_name":"Histogram equalization","level":4,"score":0.3103576898574829},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.26496973633766174},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.14994466304779053},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.11815842986106873},{"id":"https://openalex.org/C143409427","wikidata":"https://www.wikidata.org/wiki/Q161238","display_name":"Magnetic resonance imaging","level":2,"score":0.10400480031967163},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0780259370803833},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.0},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1117/12.2309866","is_oa":false,"landing_page_url":"https://doi.org/10.1117/12.2309866","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Tenth International Conference on Machine Vision (ICMV 2017)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1898897213","https://openalex.org/W1987351961","https://openalex.org/W1998994856","https://openalex.org/W2001468483","https://openalex.org/W2004520467","https://openalex.org/W2057158483","https://openalex.org/W2090695180","https://openalex.org/W2139212794","https://openalex.org/W2144231219","https://openalex.org/W2148466289","https://openalex.org/W2151359013","https://openalex.org/W2192592811","https://openalex.org/W2277964275","https://openalex.org/W4248884581","https://openalex.org/W6647205879","https://openalex.org/W6650658697","https://openalex.org/W6682439699","https://openalex.org/W6695240761"],"related_works":["https://openalex.org/W4242043970","https://openalex.org/W2244398647","https://openalex.org/W2101522512","https://openalex.org/W1964281796","https://openalex.org/W2377304705","https://openalex.org/W2475339839","https://openalex.org/W2360179547","https://openalex.org/W2771850492","https://openalex.org/W4255347208","https://openalex.org/W2521605296"],"abstract_inverted_index":{"The":[0,87,124],"Magnetic":[1],"Resonance":[2],"Angiography":[3],"(MRA)":[4],"is":[5,20,77,89,138],"rich":[6],"with":[7,79,140],"information\u2019s.":[8],"But,":[9,26],"they":[10],"suffer":[11],"from":[12],"poor":[13],"contrast,":[14],"illumination":[15],"and":[16,91,115,137],"noise.":[17],"Thus,":[18],"it":[19],"required":[21],"to":[22,55,70,112,118],"enhance":[23,133],"the":[24,52,57,60,65,72,80,94,102,122,128,134,143,147],"images.":[25],"these":[27],"significant":[28],"information":[29],"can":[30],"be":[31,151],"lost":[32],"if":[33],"improper":[34],"techniques":[35],"are":[36],"applied.":[37],"Therefore,":[38],"in":[39,84,154],"this":[40],"paper,":[41],"we":[42,63,100],"propose":[43],"a":[44],"new":[45],"method":[46,54,130,149],"of":[47,59,67,74,142],"enhancement.":[48],"We":[49],"applied":[50,64],"firstly":[51],"CLAHE":[53],"increase":[56,71],"contrast":[58],"image.":[61],"Then,":[62],"sum":[66],"Top-Hat":[68],"Transform":[69],"brightness":[73],"vessels.":[75],"It":[76],"performed":[78],"structuring":[81],"element":[82],"oriented":[83],"different":[85],"angles.":[86],"methodology":[88],"tested":[90],"evaluated":[92],"on":[93],"publicly":[95],"available":[96],"database":[97],"BRAINIX.":[98],"And,":[99],"used":[101,153],"measurement":[103],"methods":[104],"MSE":[105],"(Mean":[106],"Square":[107],"Error),":[108],"PSNR":[109],"(Peak":[110],"Signal":[111],"Noise":[113,119],"Ratio)":[114,120],"SNR":[116],"(Signal":[117],"for":[121],"evaluation.":[123],"results":[125],"demonstrate":[126],"that":[127],"proposed":[129,148],"could":[131,150],"efficiently":[132],"image":[135],"details":[136],"comparable":[139],"state":[141],"art":[144],"algorithms.":[145],"Hence,":[146],"broadly":[152],"various":[155],"applications.":[156]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}