{"id":"https://openalex.org/W2766211718","doi":"https://doi.org/10.1109/lgrs.2017.2761812","title":"Remote Sensing Image Denoising Using Patch Grouping-Based Nonlocal Means Algorithm","display_name":"Remote Sensing Image Denoising Using Patch Grouping-Based Nonlocal Means Algorithm","publication_year":2017,"publication_date":"2017-01-01","ids":{"openalex":"https://openalex.org/W2766211718","doi":"https://doi.org/10.1109/lgrs.2017.2761812","mag":"2766211718"},"language":"en","primary_location":{"id":"doi:10.1109/lgrs.2017.2761812","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2017.2761812","pdf_url":null,"source":{"id":"https://openalex.org/S126920919","display_name":"IEEE Geoscience and Remote Sensing Letters","issn_l":"1545-598X","issn":["1545-598X","1558-0571"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Geoscience and Remote Sensing Letters","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/A5059765262","display_name":"Su Xiu Xu","orcid":"https://orcid.org/0000-0002-9643-2400"},"institutions":[{"id":"https://openalex.org/I1297991670","display_name":"Southwest University of Science and Technology","ror":"https://ror.org/04d996474","country_code":"CN","type":"education","lineage":["https://openalex.org/I1297991670"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Su Xu","raw_affiliation_strings":["Robot Technology Used for Special Environment Key Laboratory of Sichuan Province, School of Information Engineering, Southwest University of Science and Technology, Mianyang, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Robot Technology Used for Special Environment Key Laboratory of Sichuan Province, School of Information Engineering, Southwest University of Science and Technology, Mianyang, China","institution_ids":["https://openalex.org/I1297991670"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029677191","display_name":"Yingyue Zhou","orcid":null},"institutions":[{"id":"https://openalex.org/I1297991670","display_name":"Southwest University of Science and Technology","ror":"https://ror.org/04d996474","country_code":"CN","type":"education","lineage":["https://openalex.org/I1297991670"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yingyue Zhou","raw_affiliation_strings":["Robot Technology Used for Special Environment Key Laboratory of Sichuan Province, School of Information Engineering, Southwest University of Science and Technology, Mianyang, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Robot Technology Used for Special Environment Key Laboratory of Sichuan Province, School of Information Engineering, Southwest University of Science and Technology, Mianyang, China","institution_ids":["https://openalex.org/I1297991670"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041077027","display_name":"Hongbing Xiang","orcid":null},"institutions":[{"id":"https://openalex.org/I158842170","display_name":"Chongqing University","ror":"https://ror.org/023rhb549","country_code":"CN","type":"education","lineage":["https://openalex.org/I158842170"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hongbing Xiang","raw_affiliation_strings":["College of Automation, Chongqing University, Chongqing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Automation, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5108647166","display_name":"Shuiying Li","orcid":null},"institutions":[{"id":"https://openalex.org/I2802615301","display_name":"China Aerospace Science and Technology Corporation","ror":"https://ror.org/01z8tr155","country_code":"CN","type":"government","lineage":["https://openalex.org/I2802615301"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shuiying Li","raw_affiliation_strings":["16th Institute, China Aerospace Science and Technology Corporation, Xi\u2019an, China","16th Institute, China Aerospace Science and Technology Corporation, Xi'an, China"],"raw_orcid":"https://orcid.org/0000-0003-3994-2874","affiliations":[{"raw_affiliation_string":"16th Institute, China Aerospace Science and Technology Corporation, Xi\u2019an, China","institution_ids":["https://openalex.org/I2802615301"]},{"raw_affiliation_string":"16th Institute, China Aerospace Science and Technology Corporation, Xi'an, China","institution_ids":["https://openalex.org/I2802615301"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.6314,"has_fulltext":false,"cited_by_count":17,"citation_normalized_percentile":{"value":0.78638815,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"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":0.9994000196456909,"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/T11105","display_name":"Advanced Image Processing Techniques","score":0.9965000152587891,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6755518317222595},{"id":"https://openalex.org/keywords/noise-reduction","display_name":"Noise reduction","score":0.6241136789321899},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.6209051609039307},{"id":"https://openalex.org/keywords/economic-shortage","display_name":"Economic shortage","score":0.5984025001525879},{"id":"https://openalex.org/keywords/enhanced-data-rates-for-gsm-evolution","display_name":"Enhanced Data Rates for GSM Evolution","score":0.5916653871536255},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5838411450386047},{"id":"https://openalex.org/keywords/similarity","display_name":"Similarity (geometry)","score":0.5415636897087097},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5368348360061646},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.4610743522644043},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.44301745295524597},{"id":"https://openalex.org/keywords/non-local-means","display_name":"Non-local means","score":0.43418997526168823},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.30701321363449097}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6755518317222595},{"id":"https://openalex.org/C163294075","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Noise reduction","level":2,"score":0.6241136789321899},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.6209051609039307},{"id":"https://openalex.org/C194051981","wikidata":"https://www.wikidata.org/wiki/Q1337691","display_name":"Economic shortage","level":3,"score":0.5984025001525879},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.5916653871536255},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5838411450386047},{"id":"https://openalex.org/C103278499","wikidata":"https://www.wikidata.org/wiki/Q254465","display_name":"Similarity (geometry)","level":3,"score":0.5415636897087097},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5368348360061646},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.4610743522644043},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.44301745295524597},{"id":"https://openalex.org/C101453961","wikidata":"https://www.wikidata.org/wiki/Q7048948","display_name":"Non-local means","level":4,"score":0.43418997526168823},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.30701321363449097},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C2778137410","wikidata":"https://www.wikidata.org/wiki/Q2732820","display_name":"Government (linguistics)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lgrs.2017.2761812","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2017.2761812","pdf_url":null,"source":{"id":"https://openalex.org/S126920919","display_name":"IEEE Geoscience and Remote Sensing Letters","issn_l":"1545-598X","issn":["1545-598X","1558-0571"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Geoscience and Remote Sensing Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2046190112","display_name":null,"funder_award_id":"61701387","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6645861441","display_name":null,"funder_award_id":"61401379","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W332179572","https://openalex.org/W1507014905","https://openalex.org/W1701086827","https://openalex.org/W1993296994","https://openalex.org/W2001605855","https://openalex.org/W2035425462","https://openalex.org/W2057709717","https://openalex.org/W2067681708","https://openalex.org/W2072124297","https://openalex.org/W2097073572","https://openalex.org/W2099244020","https://openalex.org/W2107790757","https://openalex.org/W2131634726","https://openalex.org/W2142085250","https://openalex.org/W2142592339","https://openalex.org/W2153663612","https://openalex.org/W2303172903","https://openalex.org/W2316226477","https://openalex.org/W2384078658","https://openalex.org/W2516436981","https://openalex.org/W2600889608","https://openalex.org/W2756833625","https://openalex.org/W3098164245","https://openalex.org/W3101421731","https://openalex.org/W6726120327"],"related_works":["https://openalex.org/W2761243560","https://openalex.org/W233850645","https://openalex.org/W2098237619","https://openalex.org/W2776327255","https://openalex.org/W1974796563","https://openalex.org/W2511423457","https://openalex.org/W4213271663","https://openalex.org/W1538114257","https://openalex.org/W2137901785","https://openalex.org/W3046917719"],"abstract_inverted_index":{"Remote":[0],"sensing":[1],"images":[2],"contain":[3],"repetitive":[4],"image":[5,81,139],"patches,":[6],"which":[7,101],"makes":[8],"nonlocal":[9],"means":[10],"(NLM)":[11],"algorithm":[12,44,153],"particularly":[13],"suitable":[14],"to":[15,87,103],"denoise":[16,88],"them.":[17],"Blockwise":[18],"NLM":[19,42,112],"(BNLM)":[20],"improves":[21,72],"NLM's":[22],"shortage":[23],"of":[24,33,58,78,94,106,129,138,169],"high":[25],"time":[26],"complexity,":[27],"but":[28,70,124],"still":[29],"has":[30],"the":[31,56,68,84,89,95,116,121,127,150,163],"problems":[32],"edge":[34,160],"blurring":[35],"and":[36,50,110,113,159,173],"details":[37],"losing.":[38],"A":[39],"patch":[40,60,135,140],"grouping-based":[41],"(NLMPG)":[43],"is":[45,154],"proposed":[46,151],"in":[47,54,67,73,83,143,167],"this":[48],"letter,":[49],"it":[51,71],"follows":[52],"BNLM":[53,114],"estimating":[55],"value":[57,128],"a":[59],"by":[61,136],"its":[62],"similarity":[63],"with":[64],"other":[65],"patches":[66,82,98],"image,":[69,123],"two":[74],"aspects:":[75],"first,":[76],"instead":[77],"using":[79],"all":[80],"search":[85],"window":[86],"center":[90,134],"patch,":[91],"only":[92],"numbers":[93],"most":[96],"similar":[97],"are":[99],"selected,":[100],"helps":[102],"get":[104],"rid":[105],"less":[107],"relevant":[108],"information,":[109],"second,":[111],"use":[115],"same":[117],"filtering":[118,130],"constant":[119,131],"for":[120,132],"whole":[122],"NLMPG":[125,152],"customizes":[126],"each":[133],"ratio":[137],"variances,":[141],"resulting":[142],"better":[144],"performance.":[145],"Experimental":[146],"results":[147],"verify":[148],"that":[149],"good":[155],"at":[156],"structure":[157],"maintenance":[158],"preservation,":[161],"achieving":[162],"state-of-the-art":[164],"denoising":[165],"performance":[166],"terms":[168],"both":[170],"quantitative":[171],"criteria":[172],"subjective":[174],"visual":[175],"quality.":[176]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}