{"id":"https://openalex.org/W2170493692","doi":"https://doi.org/10.1109/globalsip.2015.7418194","title":"Conjugate gradient acceleration of non-linear smoothing filters","display_name":"Conjugate gradient acceleration of non-linear smoothing filters","publication_year":2015,"publication_date":"2015-12-01","ids":{"openalex":"https://openalex.org/W2170493692","doi":"https://doi.org/10.1109/globalsip.2015.7418194","mag":"2170493692"},"language":"en","primary_location":{"id":"doi:10.1109/globalsip.2015.7418194","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globalsip.2015.7418194","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE Global Conference on Signal and Information Processing (GlobalSIP)","raw_type":"proceedings-article"},"type":"preprint","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/1509.01514","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5064449686","display_name":"Andrew Knyazev","orcid":"https://orcid.org/0000-0002-1635-3711"},"institutions":[{"id":"https://openalex.org/I4210159266","display_name":"Mitsubishi Electric (United States)","ror":"https://ror.org/053jnhe44","country_code":"US","type":"company","lineage":["https://openalex.org/I1306287861","https://openalex.org/I4210133125","https://openalex.org/I4210159266"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Andrew Knyazev","raw_affiliation_strings":["Mitsubishi Electric Research Laboratories (MERL), Cambridge, MA, USA"],"affiliations":[{"raw_affiliation_string":"Mitsubishi Electric Research Laboratories (MERL), Cambridge, MA, USA","institution_ids":["https://openalex.org/I4210159266"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103060694","display_name":"Alexander Malyshev","orcid":null},"institutions":[{"id":"https://openalex.org/I4210159266","display_name":"Mitsubishi Electric (United States)","ror":"https://ror.org/053jnhe44","country_code":"US","type":"company","lineage":["https://openalex.org/I1306287861","https://openalex.org/I4210133125","https://openalex.org/I4210159266"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Alexander Malyshev","raw_affiliation_strings":["Mitsubishi Electric Research Laboratories (MERL), Cambridge, MA, USA"],"affiliations":[{"raw_affiliation_string":"Mitsubishi Electric Research Laboratories (MERL), Cambridge, MA, USA","institution_ids":["https://openalex.org/I4210159266"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5064449686"],"corresponding_institution_ids":["https://openalex.org/I4210159266"],"apc_list":null,"apc_paid":null,"fwci":0.1872,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.58990484,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"35","issue":null,"first_page":"245","last_page":"249"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11019","display_name":"Image Enhancement Techniques","score":0.9998000264167786,"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/T11019","display_name":"Image Enhancement Techniques","score":0.9998000264167786,"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9994999766349792,"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/T10481","display_name":"Computer Graphics and Visualization Techniques","score":0.9907000064849854,"subfield":{"id":"https://openalex.org/subfields/1704","display_name":"Computer Graphics and Computer-Aided Design"},"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/smoothing","display_name":"Smoothing","score":0.9004709720611572},{"id":"https://openalex.org/keywords/acceleration","display_name":"Acceleration","score":0.8627272844314575},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.7049843072891235},{"id":"https://openalex.org/keywords/edge-preserving-smoothing","display_name":"Edge-preserving smoothing","score":0.6664971709251404},{"id":"https://openalex.org/keywords/enhanced-data-rates-for-gsm-evolution","display_name":"Enhanced Data Rates for GSM Evolution","score":0.5814940929412842},{"id":"https://openalex.org/keywords/conjugate-gradient-method","display_name":"Conjugate gradient method","score":0.5689454078674316},{"id":"https://openalex.org/keywords/noise-reduction","display_name":"Noise reduction","score":0.4597265124320984},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.45781201124191284},{"id":"https://openalex.org/keywords/hodrick\u2013prescott-filter","display_name":"Hodrick\u2013Prescott filter","score":0.4570891559123993},{"id":"https://openalex.org/keywords/linearity","display_name":"Linearity","score":0.42570969462394714},{"id":"https://openalex.org/keywords/bilateral-filter","display_name":"Bilateral filter","score":0.40044069290161133},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.3887399435043335},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.37880396842956543},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.349327027797699},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.25276970863342285},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1943325400352478},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.1451064646244049},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.12821915745735168},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.12483090162277222},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.0806378424167633}],"concepts":[{"id":"https://openalex.org/C3770464","wikidata":"https://www.wikidata.org/wiki/Q775963","display_name":"Smoothing","level":2,"score":0.9004709720611572},{"id":"https://openalex.org/C117896860","wikidata":"https://www.wikidata.org/wiki/Q11376","display_name":"Acceleration","level":2,"score":0.8627272844314575},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.7049843072891235},{"id":"https://openalex.org/C141651230","wikidata":"https://www.wikidata.org/wiki/Q5337637","display_name":"Edge-preserving smoothing","level":4,"score":0.6664971709251404},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.5814940929412842},{"id":"https://openalex.org/C81184566","wikidata":"https://www.wikidata.org/wiki/Q1191895","display_name":"Conjugate gradient method","level":2,"score":0.5689454078674316},{"id":"https://openalex.org/C163294075","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Noise reduction","level":2,"score":0.4597265124320984},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.45781201124191284},{"id":"https://openalex.org/C63382987","wikidata":"https://www.wikidata.org/wiki/Q455204","display_name":"Hodrick\u2013Prescott filter","level":3,"score":0.4570891559123993},{"id":"https://openalex.org/C77170095","wikidata":"https://www.wikidata.org/wiki/Q1753188","display_name":"Linearity","level":2,"score":0.42570969462394714},{"id":"https://openalex.org/C156140930","wikidata":"https://www.wikidata.org/wiki/Q860417","display_name":"Bilateral filter","level":3,"score":0.40044069290161133},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3887399435043335},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.37880396842956543},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.349327027797699},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.25276970863342285},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1943325400352478},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.1451064646244049},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12821915745735168},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.12483090162277222},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0806378424167633},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C83873408","wikidata":"https://www.wikidata.org/wiki/Q192311","display_name":"Business cycle","level":2,"score":0.0},{"id":"https://openalex.org/C165556158","wikidata":"https://www.wikidata.org/wiki/Q83937","display_name":"Keynesian economics","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/globalsip.2015.7418194","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globalsip.2015.7418194","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE Global Conference on Signal and Information Processing (GlobalSIP)","raw_type":"proceedings-article"},{"id":"pmh:oai:arXiv.org:1509.01514","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1509.01514","pdf_url":"https://arxiv.org/pdf/1509.01514","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:1509.01514","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1509.01514","pdf_url":"https://arxiv.org/pdf/1509.01514","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities","score":0.8100000023841858}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1545189828","https://openalex.org/W1560263223","https://openalex.org/W1988392304","https://openalex.org/W1995194116","https://openalex.org/W1998419211","https://openalex.org/W2035773017","https://openalex.org/W2099244020","https://openalex.org/W2101491865","https://openalex.org/W2125188192","https://openalex.org/W2128101319","https://openalex.org/W2150134853","https://openalex.org/W2165220841","https://openalex.org/W4205624883","https://openalex.org/W4241191626","https://openalex.org/W4300666158","https://openalex.org/W4301014524","https://openalex.org/W4394660409","https://openalex.org/W6632687447","https://openalex.org/W6682138525"],"related_works":["https://openalex.org/W2147345308","https://openalex.org/W4317791997","https://openalex.org/W2189489016","https://openalex.org/W2053745843","https://openalex.org/W2018299549","https://openalex.org/W2100925004","https://openalex.org/W2744626287","https://openalex.org/W3088540525","https://openalex.org/W1976863416","https://openalex.org/W2012296563"],"abstract_inverted_index":{"The":[0,78],"most":[1],"efficient":[2],"signal":[3],"edge-preserving":[4],"smoothing":[5,36,42],"filters,":[6],"e.g.,":[7],"for":[8],"denoising,":[9],"are":[10],"non-linear.":[11],"Thus,":[12],"their":[13,76],"acceleration":[14,99,107],"is":[15,18,81],"challenging":[16],"and":[17,87,105],"often":[19],"performed":[20],"in":[21,39],"practice":[22],"by":[23,29,65,84],"tuning":[24],"filter":[25,79,104],"parameters,":[26],"such":[27],"as":[28],"increasing":[30],"the":[31,34,48,60,101,109],"width":[32],"of":[33,43,50,100,108],"local":[35],"neighborhood,":[37],"resulting":[38],"more":[40],"aggressive":[41],"a":[44,69],"single":[45],"sweep":[46],"at":[47],"cost":[49],"increased":[51],"edge":[52],"blurring.":[53],"We":[54],"propose":[55],"an":[56],"alternative":[57],"technology,":[58],"accelerating":[59],"original":[61],"filters":[62],"without":[63],"tuning,":[64],"running":[66],"them":[67],"through":[68],"special":[70],"conjugate":[71],"gradient":[72],"method,":[73],"not":[74],"affecting":[75],"quality.":[77],"non-linearity":[80],"dealt":[82],"with":[83],"careful":[85],"freezing":[86],"restarting.":[88],"Our":[89],"initial":[90],"numerical":[91],"experiments":[92],"on":[93],"toy":[94],"one-dimensional":[95],"signals":[96],"demonstrate":[97],"20\u00d7":[98],"classical":[102],"bilateral":[103],"3-5\u00d7":[106],"recently":[110],"developed":[111],"guided":[112],"filter.":[113]},"counts_by_year":[{"year":2016,"cited_by_count":1}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}