{"id":"https://openalex.org/W2883622518","doi":"https://doi.org/10.3233/jcm-180843","title":"Speckle noise filtering in SAR images using fuzzy logic and particle swarm optimization","display_name":"Speckle noise filtering in SAR images using fuzzy logic and particle swarm optimization","publication_year":2018,"publication_date":"2018-07-20","ids":{"openalex":"https://openalex.org/W2883622518","doi":"https://doi.org/10.3233/jcm-180843","mag":"2883622518"},"language":"en","primary_location":{"id":"doi:10.3233/jcm-180843","is_oa":false,"landing_page_url":"https://doi.org/10.3233/jcm-180843","pdf_url":null,"source":{"id":"https://openalex.org/S2765058733","display_name":"Journal of Computational Methods in Sciences and Engineering","issn_l":"1472-7978","issn":["1472-7978","1875-8983"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310318577","host_organization_name":"IOS Press","host_organization_lineage":["https://openalex.org/P4310318577"],"host_organization_lineage_names":["IOS Press"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Computational Methods in Sciences and Engineering","raw_type":"journal-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/A5029165471","display_name":"Khwairakpam Amitab","orcid":"https://orcid.org/0000-0003-2371-9942"},"institutions":[{"id":"https://openalex.org/I197465736","display_name":"North Eastern Hill University","ror":"https://ror.org/055m2tx54","country_code":"IN","type":"education","lineage":["https://openalex.org/I197465736"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Khwairakpam Amitab","raw_affiliation_strings":["Department of Information Technology, North-Eastern Hill University, Shillong, India"],"affiliations":[{"raw_affiliation_string":"Department of Information Technology, North-Eastern Hill University, Shillong, India","institution_ids":["https://openalex.org/I197465736"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011253178","display_name":"Arnab Kumar Maji","orcid":"https://orcid.org/0000-0002-3320-9965"},"institutions":[{"id":"https://openalex.org/I197465736","display_name":"North Eastern Hill University","ror":"https://ror.org/055m2tx54","country_code":"IN","type":"education","lineage":["https://openalex.org/I197465736"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Arnab Kumar Maji","raw_affiliation_strings":["Department of Information Technology, North-Eastern Hill University, Shillong, India"],"affiliations":[{"raw_affiliation_string":"Department of Information Technology, North-Eastern Hill University, Shillong, India","institution_ids":["https://openalex.org/I197465736"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5019585102","display_name":"Debdatta Kandar","orcid":"https://orcid.org/0000-0002-3409-5189"},"institutions":[{"id":"https://openalex.org/I197465736","display_name":"North Eastern Hill University","ror":"https://ror.org/055m2tx54","country_code":"IN","type":"education","lineage":["https://openalex.org/I197465736"]},{"id":"https://openalex.org/I24027795","display_name":"University of Johannesburg","ror":"https://ror.org/04z6c2n17","country_code":"ZA","type":"education","lineage":["https://openalex.org/I24027795"]}],"countries":["IN","ZA"],"is_corresponding":false,"raw_author_name":"Debdatta Kandar","raw_affiliation_strings":["Department of Electrical and Electronic Engineering Technology, University of Johannesburg, South Africa","Department of Information Technology, North-Eastern Hill University, Shillong, India"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering Technology, University of Johannesburg, South Africa","institution_ids":["https://openalex.org/I24027795"]},{"raw_affiliation_string":"Department of Information Technology, North-Eastern Hill University, Shillong, India","institution_ids":["https://openalex.org/I197465736"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5029165471"],"corresponding_institution_ids":["https://openalex.org/I197465736"],"apc_list":null,"apc_paid":null,"fwci":0.6374,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.74355815,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"18","issue":"4","first_page":"859","last_page":"873"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10688","display_name":"Image and Signal Denoising Methods","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10688","display_name":"Image and Signal Denoising Methods","score":1.0,"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/T11659","display_name":"Advanced Image Fusion Techniques","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"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/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9955000281333923,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/speckle-noise","display_name":"Speckle noise","score":0.7459424138069153},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6339938044548035},{"id":"https://openalex.org/keywords/fuzzy-logic","display_name":"Fuzzy logic","score":0.6074814796447754},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.6007065773010254},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.5529395341873169},{"id":"https://openalex.org/keywords/impulse-noise","display_name":"Impulse noise","score":0.5391377210617065},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5258964896202087},{"id":"https://openalex.org/keywords/particle-swarm-optimization","display_name":"Particle swarm optimization","score":0.5040404200553894},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5010881423950195},{"id":"https://openalex.org/keywords/bilateral-filter","display_name":"Bilateral filter","score":0.4998023509979248},{"id":"https://openalex.org/keywords/speckle-pattern","display_name":"Speckle pattern","score":0.49242934584617615},{"id":"https://openalex.org/keywords/median-filter","display_name":"Median filter","score":0.46212220191955566},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.45232707262039185},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.4462774395942688},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.4044369161128998},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.39157384634017944},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.31936120986938477},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.24801090359687805},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.20210590958595276}],"concepts":[{"id":"https://openalex.org/C180940675","wikidata":"https://www.wikidata.org/wiki/Q7575045","display_name":"Speckle noise","level":3,"score":0.7459424138069153},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6339938044548035},{"id":"https://openalex.org/C58166","wikidata":"https://www.wikidata.org/wiki/Q224821","display_name":"Fuzzy logic","level":2,"score":0.6074814796447754},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.6007065773010254},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.5529395341873169},{"id":"https://openalex.org/C127372701","wikidata":"https://www.wikidata.org/wiki/Q16979398","display_name":"Impulse noise","level":3,"score":0.5391377210617065},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5258964896202087},{"id":"https://openalex.org/C85617194","wikidata":"https://www.wikidata.org/wiki/Q2072794","display_name":"Particle swarm optimization","level":2,"score":0.5040404200553894},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5010881423950195},{"id":"https://openalex.org/C156140930","wikidata":"https://www.wikidata.org/wiki/Q860417","display_name":"Bilateral filter","level":3,"score":0.4998023509979248},{"id":"https://openalex.org/C102290492","wikidata":"https://www.wikidata.org/wiki/Q7575045","display_name":"Speckle pattern","level":2,"score":0.49242934584617615},{"id":"https://openalex.org/C55352655","wikidata":"https://www.wikidata.org/wiki/Q304247","display_name":"Median filter","level":4,"score":0.46212220191955566},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.45232707262039185},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.4462774395942688},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.4044369161128998},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.39157384634017944},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.31936120986938477},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.24801090359687805},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.20210590958595276}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.3233/jcm-180843","is_oa":false,"landing_page_url":"https://doi.org/10.3233/jcm-180843","pdf_url":null,"source":{"id":"https://openalex.org/S2765058733","display_name":"Journal of Computational Methods in Sciences and Engineering","issn_l":"1472-7978","issn":["1472-7978","1875-8983"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310318577","host_organization_name":"IOS Press","host_organization_lineage":["https://openalex.org/P4310318577"],"host_organization_lineage_names":["IOS Press"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Computational Methods in Sciences and Engineering","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":33,"referenced_works":["https://openalex.org/W42203131","https://openalex.org/W1574413019","https://openalex.org/W1859314164","https://openalex.org/W1974911249","https://openalex.org/W1989175590","https://openalex.org/W1999804115","https://openalex.org/W2017072914","https://openalex.org/W2020880265","https://openalex.org/W2042605318","https://openalex.org/W2048520379","https://openalex.org/W2057771708","https://openalex.org/W2074319623","https://openalex.org/W2079071390","https://openalex.org/W2097073572","https://openalex.org/W2107474456","https://openalex.org/W2109364787","https://openalex.org/W2117294245","https://openalex.org/W2145113795","https://openalex.org/W2165299997","https://openalex.org/W2171948434","https://openalex.org/W2301674608","https://openalex.org/W2558948158","https://openalex.org/W2581624718","https://openalex.org/W2617128058","https://openalex.org/W2626987462","https://openalex.org/W2729054028","https://openalex.org/W2733117084","https://openalex.org/W2777768258","https://openalex.org/W2929180175","https://openalex.org/W2963583038","https://openalex.org/W6601693138","https://openalex.org/W6639059393","https://openalex.org/W6744183326"],"related_works":["https://openalex.org/W2065648684","https://openalex.org/W2009383287","https://openalex.org/W2042914788","https://openalex.org/W2182190754","https://openalex.org/W4321264664","https://openalex.org/W2055824452","https://openalex.org/W2121688719","https://openalex.org/W2727313114","https://openalex.org/W2016481886","https://openalex.org/W4241911733"],"abstract_inverted_index":{"Speckle":[0],"noises":[1],"inherently":[2],"exist":[3],"in":[4,83,113,170],"Synthetic":[5],"Aperture":[6],"Radar":[7],"(SAR)":[8],"image.":[9],"It":[10,158],"reduces":[11],"the":[12,15,40,44,94,105,153,162,176],"quality":[13],"of":[14,43,50,110,136,140,152],"image":[16,177],"and":[17,30,89,102,146,173],"must":[18],"be":[19],"removed.":[20],"Recently,":[21],"several":[22],"fuzzy":[23,64,76,115,128],"based":[24],"noise":[25,88,155,168],"filters":[26,52],"have":[27],"been":[28],"proposed":[29,127,163],"it":[31],"is":[32,118,130,159],"claimed":[33],"that":[34,161],"they":[35],"are":[36,53,73,97],"more":[37],"superior":[38],"to":[39,87],"existing":[41,154],"state":[42],"art":[45],"classical":[46],"filters.":[47],"However,":[48],"most":[49],"these":[51],"designed":[54],"for":[55,68],"removing":[56],"impulse":[57],"noise.":[58],"This":[59],"paper":[60],"presents":[61],"a":[62],"new":[63],"weighted":[65],"mean":[66],"filter":[67,129,164],"SAR":[69,171],"images.":[70],"The":[71,108,126],"weights":[72],"computed":[74],"using":[75,120,133],"rules.":[77],"These":[78],"rules":[79],"can":[80,165],"differentiate":[81],"variation":[82],"pixel":[84],"values":[85],"due":[86],"edges.":[90],"In":[91],"edge":[92,106],"region,":[93],"neighboring":[95],"pixels":[96],"assigned":[98],"with":[99,150],"less":[100],"weight,":[101],"thereby":[103],"preserving":[104],"pixels.":[107],"value":[109],"parameters":[111],"used":[112],"defining":[114],"membership":[116],"functions":[117],"determined":[119],"Particle":[121],"Swarm":[122],"Optimization":[123],"(PSO)":[124],"technique.":[125],"comparatively":[131],"assessed":[132],"Equivalent":[134],"Number":[135],"Looks":[137],"(ENL),":[138],"Mean":[139],"Ratio":[141,144],"(MoR),":[142],"Signal-to-Noise":[143],"(SNR),":[145],"Edge-Preservation":[147],"Factor":[148],"(EPF)":[149],"some":[151],"removal":[156],"techniques.":[157],"found":[160],"suppress":[166],"speckle":[167],"present":[169],"images":[172],"simultaneously":[174],"preserve":[175],"details.":[178]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2}],"updated_date":"2026-04-22T06:01:30.510260","created_date":"2025-10-10T00:00:00"}