{"id":"https://openalex.org/W2541363304","doi":"https://doi.org/10.1109/acssc.2011.6190356","title":"On l&lt;inf&gt;1&lt;/inf&gt; mean and variance filtering","display_name":"On l&lt;inf&gt;1&lt;/inf&gt; mean and variance filtering","publication_year":2011,"publication_date":"2011-11-01","ids":{"openalex":"https://openalex.org/W2541363304","doi":"https://doi.org/10.1109/acssc.2011.6190356","mag":"2541363304"},"language":"en","primary_location":{"id":"doi:10.1109/acssc.2011.6190356","is_oa":false,"landing_page_url":"https://doi.org/10.1109/acssc.2011.6190356","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 Conference Record of the Forty Fifth Asilomar Conference on Signals, Systems and Computers (ASILOMAR)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-55870","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5045354671","display_name":"Bo Wahlberg","orcid":"https://orcid.org/0000-0002-1927-1690"},"institutions":[{"id":"https://openalex.org/I86987016","display_name":"KTH Royal Institute of Technology","ror":"https://ror.org/026vcq606","country_code":"SE","type":"education","lineage":["https://openalex.org/I86987016"]}],"countries":["SE"],"is_corresponding":true,"raw_author_name":"Bo Wahlberg","raw_affiliation_strings":["Automatic Control Laboratory and ACCESS, School of Electrical Engineering, KTH Royal Institute of Technology, Stockholm, Sweden"],"affiliations":[{"raw_affiliation_string":"Automatic Control Laboratory and ACCESS, School of Electrical Engineering, KTH Royal Institute of Technology, Stockholm, Sweden","institution_ids":["https://openalex.org/I86987016"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057105677","display_name":"Cristian R. Rojas","orcid":"https://orcid.org/0000-0003-0355-2663"},"institutions":[{"id":"https://openalex.org/I86987016","display_name":"KTH Royal Institute of Technology","ror":"https://ror.org/026vcq606","country_code":"SE","type":"education","lineage":["https://openalex.org/I86987016"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Cristian R. Rojas","raw_affiliation_strings":["Automatic Control Laboratory and ACCESS, School of Electrical Engineering, KTH Royal Institute of Technology, Stockholm, Sweden"],"affiliations":[{"raw_affiliation_string":"Automatic Control Laboratory and ACCESS, School of Electrical Engineering, KTH Royal Institute of Technology, Stockholm, Sweden","institution_ids":["https://openalex.org/I86987016"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5016779232","display_name":"Mariette Annergren","orcid":null},"institutions":[{"id":"https://openalex.org/I86987016","display_name":"KTH Royal Institute of Technology","ror":"https://ror.org/026vcq606","country_code":"SE","type":"education","lineage":["https://openalex.org/I86987016"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Mariette Annergren","raw_affiliation_strings":["Automatic Control Laboratory and ACCESS, School of Electrical Engineering, KTH Royal Institute of Technology, Stockholm, Sweden"],"affiliations":[{"raw_affiliation_string":"Automatic Control Laboratory and ACCESS, School of Electrical Engineering, KTH Royal Institute of Technology, Stockholm, Sweden","institution_ids":["https://openalex.org/I86987016"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5045354671"],"corresponding_institution_ids":["https://openalex.org/I86987016"],"apc_list":null,"apc_paid":null,"fwci":0.819,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.7332236,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"9","issue":null,"first_page":"1913","last_page":"1916"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13487","display_name":"Statistical and numerical algorithms","score":0.9975000023841858,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T13487","display_name":"Statistical and numerical algorithms","score":0.9975000023841858,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12205","display_name":"Time Series Analysis and Forecasting","score":0.9968000054359436,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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":0.9921000003814697,"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/piecewise","display_name":"Piecewise","score":0.6067378520965576},{"id":"https://openalex.org/keywords/constant","display_name":"Constant (computer programming)","score":0.5928016901016235},{"id":"https://openalex.org/keywords/variance","display_name":"Variance (accounting)","score":0.5715181231498718},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5493407845497131},{"id":"https://openalex.org/keywords/total-variation-denoising","display_name":"Total variation denoising","score":0.5458638072013855},{"id":"https://openalex.org/keywords/lasso","display_name":"Lasso (programming language)","score":0.49844861030578613},{"id":"https://openalex.org/keywords/value","display_name":"Value (mathematics)","score":0.4881492555141449},{"id":"https://openalex.org/keywords/regularization","display_name":"Regularization (linguistics)","score":0.4591684937477112},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.4570787250995636},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.3660431504249573},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.3409348726272583},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3275853395462036},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.30067119002342224},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.22899746894836426},{"id":"https://openalex.org/keywords/noise-reduction","display_name":"Noise reduction","score":0.18947595357894897},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.15208864212036133}],"concepts":[{"id":"https://openalex.org/C164660894","wikidata":"https://www.wikidata.org/wiki/Q2037833","display_name":"Piecewise","level":2,"score":0.6067378520965576},{"id":"https://openalex.org/C2777027219","wikidata":"https://www.wikidata.org/wiki/Q1284190","display_name":"Constant (computer programming)","level":2,"score":0.5928016901016235},{"id":"https://openalex.org/C196083921","wikidata":"https://www.wikidata.org/wiki/Q7915758","display_name":"Variance (accounting)","level":2,"score":0.5715181231498718},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5493407845497131},{"id":"https://openalex.org/C207282899","wikidata":"https://www.wikidata.org/wiki/Q7828156","display_name":"Total variation denoising","level":3,"score":0.5458638072013855},{"id":"https://openalex.org/C37616216","wikidata":"https://www.wikidata.org/wiki/Q3218363","display_name":"Lasso (programming language)","level":2,"score":0.49844861030578613},{"id":"https://openalex.org/C2776291640","wikidata":"https://www.wikidata.org/wiki/Q2912517","display_name":"Value (mathematics)","level":2,"score":0.4881492555141449},{"id":"https://openalex.org/C2776135515","wikidata":"https://www.wikidata.org/wiki/Q17143721","display_name":"Regularization (linguistics)","level":2,"score":0.4591684937477112},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.4570787250995636},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.3660431504249573},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.3409348726272583},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3275853395462036},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.30067119002342224},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.22899746894836426},{"id":"https://openalex.org/C163294075","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Noise reduction","level":2,"score":0.18947595357894897},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.15208864212036133},{"id":"https://openalex.org/C121955636","wikidata":"https://www.wikidata.org/wiki/Q4116214","display_name":"Accounting","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.0},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/acssc.2011.6190356","is_oa":false,"landing_page_url":"https://doi.org/10.1109/acssc.2011.6190356","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 Conference Record of the Forty Fifth Asilomar Conference on Signals, Systems and Computers (ASILOMAR)","raw_type":"proceedings-article"},{"id":"pmh:oai:DiVA.org:kth-55870","is_oa":true,"landing_page_url":"http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-55870","pdf_url":null,"source":{"id":"https://openalex.org/S4306401559","display_name":"KTH Publication Database DiVA (KTH Royal Institute of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference paper"}],"best_oa_location":{"id":"pmh:oai:DiVA.org:kth-55870","is_oa":true,"landing_page_url":"http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-55870","pdf_url":null,"source":{"id":"https://openalex.org/S4306401559","display_name":"KTH Publication Database DiVA (KTH Royal Institute of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference paper"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W210359992","https://openalex.org/W1480376833","https://openalex.org/W1501567504","https://openalex.org/W1591116419","https://openalex.org/W1972676371","https://openalex.org/W2029460515","https://openalex.org/W2089700840","https://openalex.org/W2113642685","https://openalex.org/W2118237987","https://openalex.org/W2128519721","https://openalex.org/W2132555912","https://openalex.org/W2140514146","https://openalex.org/W2151128232","https://openalex.org/W2164278908","https://openalex.org/W2502276222","https://openalex.org/W3127711384","https://openalex.org/W4235713725","https://openalex.org/W4238253035","https://openalex.org/W4292363360","https://openalex.org/W6682227116"],"related_works":["https://openalex.org/W2588406281","https://openalex.org/W2591933621","https://openalex.org/W4296900887","https://openalex.org/W2344001031","https://openalex.org/W1605636162","https://openalex.org/W2756378021","https://openalex.org/W4292601995","https://openalex.org/W2890366747","https://openalex.org/W4297923868","https://openalex.org/W2611470343"],"abstract_inverted_index":{"This":[0,189,235],"paper":[1],"addresses":[2],"the":[3,14,19,26,55,64,69,73,77,84,90,98,113,117,139,151,167,170,177,181,212,217,220,248],"problem":[4,250],"of":[5,34,176,180,206,219,251],"segmenting":[6],"a":[7,32,186,203,226],"time-series":[8],"with":[9,41],"respect":[10],"to":[11,67,108,122,138,153,158,194,247],"changes":[12],"in":[13,18,61,103,166],"mean":[15,45,56,74,85,232,242],"value":[16,46,57,86],"or":[17],"variance.":[20,49],"The":[21,50,79,94,198],"first":[22],"case":[23,81],"is":[24,29,53,58,66,82,87,96,100,183,191,201,214],"when":[25,83],"time":[27,178],"data":[28],"modeled":[30],"as":[31,185,225],"sequence":[33],"independent":[35],"and":[36,63,72,105,112,143,239],"normal":[37],"distributed":[38],"random":[39],"variables":[40],"unknown,":[42],"possibly":[43],"changing,":[44],"but":[47,89],"fixed":[48],"main":[51,199],"assumption":[52,95],"that":[54,97,202,237],"piecewise":[59,101],"constant":[60,102],"time,":[62,104],"task":[65],"estimate":[68,109],"change":[70,110],"times":[71,111],"values":[75,115],"within":[76,116],"segments.":[78,118],"second":[80],"constant,":[88],"variance":[91,99,114,208,252],"can":[92,222,244],"change.":[93],"we":[106,125],"want":[107],"To":[119,163],"find":[120],"solutions":[121],"these":[123],"problems,":[124],"will":[126],"study":[127],"an":[128],"l":[129,144,171,228],"<sub":[130,145,172,229],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[131,146,173,230],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">1</sub>":[132,147,174,231],"regularized":[133],"maximum":[134],"likelihood":[135],"method,":[136],"related":[137,193],"fused":[140],"lasso":[141],"method":[142],"trend":[148],"filtering,":[149],"where":[150,211],"parameters":[152,182],"be":[154,223,245],"estimated":[155,168],"are":[156],"free":[157],"vary":[159],"at":[160],"each":[161],"sample.":[162],"penalize":[164],"variations":[165],"parameters,":[169],"-norm":[175],"difference":[179],"used":[184],"regularization":[187],"term.":[188],"idea":[190],"closely":[192],"total":[195],"variation":[196],"denoising.":[197],"contribution":[200],"convex":[204],"formulation":[205],"this":[207],"estimation":[209,233,243],"problem,":[210],"parametrization":[213],"based":[215],"on":[216],"inverse":[218],"variance,":[221],"formulated":[224],"certain":[227],"problem.":[234],"implies":[236],"results":[238],"methods":[240],"for":[241],"applied":[246],"challenging":[249],"segmentation/estimation.":[253]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}