{"id":"https://openalex.org/W2990986980","doi":"https://doi.org/10.1109/isgteurope.2019.8905683","title":"A Computationally Efficient Solution Algorithm for Least Absolute Value State Estimation Problem","display_name":"A Computationally Efficient Solution Algorithm for Least Absolute Value State Estimation Problem","publication_year":2019,"publication_date":"2019-09-01","ids":{"openalex":"https://openalex.org/W2990986980","doi":"https://doi.org/10.1109/isgteurope.2019.8905683","mag":"2990986980"},"language":"en","primary_location":{"id":"doi:10.1109/isgteurope.2019.8905683","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isgteurope.2019.8905683","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 IEEE PES Innovative Smart Grid Technologies Europe (ISGT-Europe)","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/A5049582283","display_name":"Ashwin Venkatraman","orcid":"https://orcid.org/0000-0001-5311-9214"},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]},{"id":"https://openalex.org/I4210142812","display_name":"Institute of Power Engineering","ror":"https://ror.org/03b3baf09","country_code":"PL","type":"facility","lineage":["https://openalex.org/I4210142812"]}],"countries":["CH","PL"],"is_corresponding":false,"raw_author_name":"Ashwin Venkatraman","raw_affiliation_strings":["Power Systems Laboratory, ETH Zürich,Switzerland","Power Systems Laboratory, ETH Z\u00fcrich, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Power Systems Laboratory, ETH Zürich,Switzerland","institution_ids":["https://openalex.org/I4210142812"]},{"raw_affiliation_string":"Power Systems Laboratory, ETH Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025515277","display_name":"Dmitry Shchetinin","orcid":"https://orcid.org/0000-0003-4359-7460"},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]},{"id":"https://openalex.org/I4210142812","display_name":"Institute of Power Engineering","ror":"https://ror.org/03b3baf09","country_code":"PL","type":"facility","lineage":["https://openalex.org/I4210142812"]}],"countries":["CH","PL"],"is_corresponding":false,"raw_author_name":"Dmitry Shchetinin","raw_affiliation_strings":["Power Systems Laboratory, ETH Zürich,Switzerland","Power Systems Laboratory, ETH Z\u00fcrich, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Power Systems Laboratory, ETH Zürich,Switzerland","institution_ids":["https://openalex.org/I4210142812"]},{"raw_affiliation_string":"Power Systems Laboratory, ETH Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5029570783","display_name":"Gabriela Hug","orcid":"https://orcid.org/0000-0002-4312-616X"},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]},{"id":"https://openalex.org/I4210142812","display_name":"Institute of Power Engineering","ror":"https://ror.org/03b3baf09","country_code":"PL","type":"facility","lineage":["https://openalex.org/I4210142812"]}],"countries":["CH","PL"],"is_corresponding":false,"raw_author_name":"Gabriela Hug","raw_affiliation_strings":["Power Systems Laboratory, ETH Zürich,Switzerland","Power Systems Laboratory, ETH Z\u00fcrich, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Power Systems Laboratory, ETH Zürich,Switzerland","institution_ids":["https://openalex.org/I4210142812"]},{"raw_affiliation_string":"Power Systems Laboratory, ETH Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.1686,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.51330582,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"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/T10876","display_name":"Fault Detection and Control Systems","score":0.9950000047683716,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10876","display_name":"Fault Detection and Control Systems","score":0.9950000047683716,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems Engineering"},"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/T11236","display_name":"Control Systems and Identification","score":0.9850999712944031,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems Engineering"},"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/T11447","display_name":"Blind Source Separation Techniques","score":0.982699990272522,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/least-absolute-deviations","display_name":"Least absolute deviations","score":0.8038147687911987},{"id":"https://openalex.org/keywords/outlier","display_name":"Outlier","score":0.7438610792160034},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.7239607572555542},{"id":"https://openalex.org/keywords/leverage","display_name":"Leverage (statistics)","score":0.6977068781852722},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.671753466129303},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5047088861465454},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5028390288352966},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3623947501182556},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.15046849846839905},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.10823202133178711}],"concepts":[{"id":"https://openalex.org/C31441030","wikidata":"https://www.wikidata.org/wiki/Q4291882","display_name":"Least absolute deviations","level":3,"score":0.8038147687911987},{"id":"https://openalex.org/C79337645","wikidata":"https://www.wikidata.org/wiki/Q779824","display_name":"Outlier","level":2,"score":0.7438610792160034},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.7239607572555542},{"id":"https://openalex.org/C153083717","wikidata":"https://www.wikidata.org/wiki/Q6535263","display_name":"Leverage (statistics)","level":2,"score":0.6977068781852722},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.671753466129303},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5047088861465454},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5028390288352966},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3623947501182556},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.15046849846839905},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.10823202133178711},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/isgteurope.2019.8905683","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isgteurope.2019.8905683","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 IEEE PES Innovative Smart Grid Technologies Europe (ISGT-Europe)","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":17,"referenced_works":["https://openalex.org/W1598852905","https://openalex.org/W1967643758","https://openalex.org/W1969811075","https://openalex.org/W1977817815","https://openalex.org/W1979282005","https://openalex.org/W1986207258","https://openalex.org/W2011903764","https://openalex.org/W2029219149","https://openalex.org/W2054256383","https://openalex.org/W2093643423","https://openalex.org/W2106424475","https://openalex.org/W2112569865","https://openalex.org/W2124691692","https://openalex.org/W2126314414","https://openalex.org/W2161521575","https://openalex.org/W2163152452","https://openalex.org/W2525291384"],"related_works":["https://openalex.org/W3006513224","https://openalex.org/W2046456988","https://openalex.org/W2357409937","https://openalex.org/W2510582230","https://openalex.org/W2978674666","https://openalex.org/W2074430941","https://openalex.org/W4311044804","https://openalex.org/W2346438587","https://openalex.org/W1978096141","https://openalex.org/W2679491435"],"abstract_inverted_index":{"The":[0,71,89,108,139],"most":[1],"common":[2],"methods":[3],"used":[4],"to":[5,33,42,92,135,145],"solve":[6],"the":[7,12,18,36,94,103,114,149,154],"state":[8],"estimation":[9],"problem":[10,73,81],"are":[11,48],"Weighted":[13],"Least":[14,19],"Squares":[15],"(WLS)":[16],"and":[17,69,117,125],"Absolute":[20],"Value":[21],"(LAV)":[22],"algorithms.":[23],"WLS":[24,116],"is":[25,30,40,56,67,74,91,111,143],"computationally":[26,57],"efficient":[27],"but":[28,54],"it":[29,55],"not":[31,49],"robust":[32,41],"outliers.":[34],"On":[35],"other":[37],"hand,":[38],"LAV":[39,72,101,118,141,151],"outliers":[43],"as":[44,46,76],"long":[45],"they":[47],"present":[50],"in":[51,120],"leverage":[52],"points":[53],"demanding.":[58],"This":[59],"paper":[60],"presents":[61],"a":[62],"new":[63],"LAV-based":[64],"algorithm":[65,110,142],"that":[66,82],"fast":[68],"robust.":[70],"formulated":[75],"an":[77],"unconstrained":[78],"non-linear":[79],"optimization":[80],"can":[83],"be":[84,146],"solved":[85],"using":[86,127],"gradient-based":[87],"approaches.":[88],"motivation":[90],"combine":[93],"desirable":[95],"bad":[96,156],"data":[97,157],"rejection":[98],"properties":[99],"of":[100,106,122,130],"with":[102,113],"computational":[104,123],"efficiency":[105],"WLS.":[107],"proposed":[109,140],"compared":[112],"traditional":[115,150],"algorithms":[119],"terms":[121],"time":[124],"robustness":[126],"test":[128],"cases":[129],"various":[131],"sizes,":[132],"from":[133],"30":[134],"over":[136],"13000":[137],"buses.":[138],"shown":[144],"faster":[147],"than":[148],"while":[152],"possessing":[153],"same":[155],"handling":[158],"properties.":[159]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}