{"id":"https://openalex.org/W2855367150","doi":"https://doi.org/10.3233/jifs-18173","title":"RETRACTED: A two stage forecasting approach for interval-valued time series","display_name":"RETRACTED: A two stage forecasting approach for interval-valued time series","publication_year":2018,"publication_date":"2018-07-06","ids":{"openalex":"https://openalex.org/W2855367150","doi":"https://doi.org/10.3233/jifs-18173","mag":"2855367150"},"language":"en","primary_location":{"id":"doi:10.3233/jifs-18173","is_oa":false,"landing_page_url":"https://doi.org/10.3233/jifs-18173","pdf_url":null,"source":{"id":"https://openalex.org/S179157397","display_name":"Journal of Intelligent & Fuzzy Systems","issn_l":"1064-1246","issn":["1064-1246","1875-8967"],"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 Intelligent & Fuzzy Systems","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/A5101806524","display_name":"Degang Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I27357992","display_name":"Dalian University of Technology","ror":"https://ror.org/023hj5876","country_code":"CN","type":"education","lineage":["https://openalex.org/I27357992"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Degang Wang","raw_affiliation_strings":["School of Control Science and Engineering, Dalian University of Technology, Dalian, China"],"affiliations":[{"raw_affiliation_string":"School of Control Science and Engineering, Dalian University of Technology, Dalian, China","institution_ids":["https://openalex.org/I27357992"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050554304","display_name":"Wenyan Song","orcid":"https://orcid.org/0000-0001-9889-6017"},"institutions":[{"id":"https://openalex.org/I130480701","display_name":"Dongbei University of Finance and Economics","ror":"https://ror.org/05db1pj03","country_code":"CN","type":"education","lineage":["https://openalex.org/I130480701"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenyan Song","raw_affiliation_strings":["School of Economics, Dongbei University of Finance and Economics, Dalian, China"],"affiliations":[{"raw_affiliation_string":"School of Economics, Dongbei University of Finance and Economics, Dalian, China","institution_ids":["https://openalex.org/I130480701"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5003799782","display_name":"Witold Pedrycz","orcid":"https://orcid.org/0000-0002-9335-9930"},"institutions":[{"id":"https://openalex.org/I185163786","display_name":"King Abdulaziz University","ror":"https://ror.org/02ma4wv74","country_code":"SA","type":"education","lineage":["https://openalex.org/I185163786"]},{"id":"https://openalex.org/I99542240","display_name":"Polish Academy of Sciences","ror":"https://ror.org/01dr6c206","country_code":"PL","type":"funder","lineage":["https://openalex.org/I99542240"]},{"id":"https://openalex.org/I66083562","display_name":"Systems Research Institute","ror":"https://ror.org/0111cp837","country_code":"PL","type":"facility","lineage":["https://openalex.org/I66083562","https://openalex.org/I99542240"]},{"id":"https://openalex.org/I154425047","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27","country_code":"CA","type":"education","lineage":["https://openalex.org/I154425047"]}],"countries":["CA","PL","SA"],"is_corresponding":false,"raw_author_name":"Witold Pedrycz","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Faculty of Engineering, King Abdulaziz University, Jeddah, Saudi Arabia","Department of Electrical and Computer Engineering, University of Alberta, Edmonton T6R 2V4, Canada","Systems Research Institute, Polish Academy of Sciences, Warsaw, Poland"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Faculty of Engineering, King Abdulaziz University, Jeddah, Saudi Arabia","institution_ids":["https://openalex.org/I185163786"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Alberta, Edmonton T6R 2V4, Canada","institution_ids":["https://openalex.org/I154425047"]},{"raw_affiliation_string":"Systems Research Institute, Polish Academy of Sciences, Warsaw, Poland","institution_ids":["https://openalex.org/I66083562","https://openalex.org/I99542240"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5101806524"],"corresponding_institution_ids":["https://openalex.org/I27357992"],"apc_list":null,"apc_paid":null,"fwci":0.6352,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.73038416,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"35","issue":"2","first_page":"2501","last_page":"2512"},"is_retracted":true,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11326","display_name":"Stock Market Forecasting Methods","score":0.9986000061035156,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T11326","display_name":"Stock Market Forecasting Methods","score":0.9986000061035156,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10820","display_name":"Fuzzy Logic and Control Systems","score":0.9958000183105469,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/series","display_name":"Series (stratigraphy)","score":0.7218228578567505},{"id":"https://openalex.org/keywords/interval","display_name":"Interval (graph theory)","score":0.7167170643806458},{"id":"https://openalex.org/keywords/residual","display_name":"Residual","score":0.6445310711860657},{"id":"https://openalex.org/keywords/autoregressive-model","display_name":"Autoregressive model","score":0.5770056843757629},{"id":"https://openalex.org/keywords/piecewise","display_name":"Piecewise","score":0.5217260122299194},{"id":"https://openalex.org/keywords/fuzzy-logic","display_name":"Fuzzy logic","score":0.49765780568122864},{"id":"https://openalex.org/keywords/time-series","display_name":"Time series","score":0.48893991112709045},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4852202236652374},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.4741066098213196},{"id":"https://openalex.org/keywords/stage","display_name":"Stage (stratigraphy)","score":0.4458657503128052},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4374941885471344},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.43276089429855347},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.4287142753601074},{"id":"https://openalex.org/keywords/piecewise-linear-function","display_name":"Piecewise linear function","score":0.41109541058540344},{"id":"https://openalex.org/keywords/prediction-interval","display_name":"Prediction interval","score":0.41076067090034485},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.37644851207733154},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3383469581604004},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.31688350439071655},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1830584704875946}],"concepts":[{"id":"https://openalex.org/C143724316","wikidata":"https://www.wikidata.org/wiki/Q312468","display_name":"Series (stratigraphy)","level":2,"score":0.7218228578567505},{"id":"https://openalex.org/C2778067643","wikidata":"https://www.wikidata.org/wiki/Q166507","display_name":"Interval (graph theory)","level":2,"score":0.7167170643806458},{"id":"https://openalex.org/C155512373","wikidata":"https://www.wikidata.org/wiki/Q287450","display_name":"Residual","level":2,"score":0.6445310711860657},{"id":"https://openalex.org/C159877910","wikidata":"https://www.wikidata.org/wiki/Q2202883","display_name":"Autoregressive model","level":2,"score":0.5770056843757629},{"id":"https://openalex.org/C164660894","wikidata":"https://www.wikidata.org/wiki/Q2037833","display_name":"Piecewise","level":2,"score":0.5217260122299194},{"id":"https://openalex.org/C58166","wikidata":"https://www.wikidata.org/wiki/Q224821","display_name":"Fuzzy logic","level":2,"score":0.49765780568122864},{"id":"https://openalex.org/C151406439","wikidata":"https://www.wikidata.org/wiki/Q186588","display_name":"Time series","level":2,"score":0.48893991112709045},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4852202236652374},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.4741066098213196},{"id":"https://openalex.org/C146357865","wikidata":"https://www.wikidata.org/wiki/Q1123245","display_name":"Stage (stratigraphy)","level":2,"score":0.4458657503128052},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4374941885471344},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.43276089429855347},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.4287142753601074},{"id":"https://openalex.org/C17095337","wikidata":"https://www.wikidata.org/wiki/Q2375229","display_name":"Piecewise linear function","level":2,"score":0.41109541058540344},{"id":"https://openalex.org/C103402496","wikidata":"https://www.wikidata.org/wiki/Q1106171","display_name":"Prediction interval","level":2,"score":0.41076067090034485},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.37644851207733154},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3383469581604004},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.31688350439071655},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1830584704875946},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.3233/jifs-18173","is_oa":false,"landing_page_url":"https://doi.org/10.3233/jifs-18173","pdf_url":null,"source":{"id":"https://openalex.org/S179157397","display_name":"Journal of Intelligent & Fuzzy Systems","issn_l":"1064-1246","issn":["1064-1246","1875-8967"],"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 Intelligent & Fuzzy Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Climate action","id":"https://metadata.un.org/sdg/13","score":0.800000011920929}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320324887","display_name":"Shandong Academy of Sciences","ror":"https://ror.org/04y8d6y55"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":58,"referenced_works":["https://openalex.org/W1587515898","https://openalex.org/W1606326889","https://openalex.org/W1896949208","https://openalex.org/W1972745723","https://openalex.org/W1982570325","https://openalex.org/W1990368529","https://openalex.org/W2019851168","https://openalex.org/W2023070290","https://openalex.org/W2025336950","https://openalex.org/W2033613958","https://openalex.org/W2038529478","https://openalex.org/W2039480584","https://openalex.org/W2039853520","https://openalex.org/W2040410870","https://openalex.org/W2049995592","https://openalex.org/W2050104415","https://openalex.org/W2072097014","https://openalex.org/W2073849139","https://openalex.org/W2078301133","https://openalex.org/W2082759946","https://openalex.org/W2087677959","https://openalex.org/W2089786637","https://openalex.org/W2091358819","https://openalex.org/W2093709255","https://openalex.org/W2099877220","https://openalex.org/W2109566816","https://openalex.org/W2113076747","https://openalex.org/W2117014758","https://openalex.org/W2118782187","https://openalex.org/W2125804487","https://openalex.org/W2126964472","https://openalex.org/W2130426550","https://openalex.org/W2133257032","https://openalex.org/W2141178894","https://openalex.org/W2141834727","https://openalex.org/W2142635246","https://openalex.org/W2144543663","https://openalex.org/W2148944734","https://openalex.org/W2261233885","https://openalex.org/W2297059917","https://openalex.org/W2316020619","https://openalex.org/W2331687785","https://openalex.org/W2340494682","https://openalex.org/W2342273427","https://openalex.org/W2376327285","https://openalex.org/W2392897035","https://openalex.org/W2394226702","https://openalex.org/W2460492485","https://openalex.org/W2462901270","https://openalex.org/W2474895418","https://openalex.org/W2475933805","https://openalex.org/W2493976044","https://openalex.org/W2501454939","https://openalex.org/W2553029681","https://openalex.org/W2740125792","https://openalex.org/W2743606042","https://openalex.org/W4230080154","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W3182827720","https://openalex.org/W1596838019","https://openalex.org/W2133947431","https://openalex.org/W2490196280","https://openalex.org/W3208509670","https://openalex.org/W2100864966","https://openalex.org/W2109304297","https://openalex.org/W2349019353","https://openalex.org/W2083709218","https://openalex.org/W2154965898"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"a":[3,58,97],"two":[4,48],"stage":[5],"forecasting":[6,25,95],"process":[7],"is":[8,30,66,83,101],"proposed":[9,43,113],"for":[10,106],"interval-valued":[11,27,51],"time":[12,15,28],"series":[13,16,29,108],"viz.":[14],"whose":[17],"values":[18,88],"are":[19],"intervals":[20],"instead":[21],"of":[22,26,39,47,73,89,109,121,136,145],"numbers.":[23],"The":[24,42,112,125],"realized":[31],"through":[32],"predicting":[33],"the":[34,37,40,70,74,78,87,94,107,118,122,133,137,143,146],"centers":[35],"and":[36],"radii":[38],"intervals.":[41],"model":[44,55,76,114],"con":[45],"sists":[46],"functional":[49],"modules:":[50],"threshold":[52,71],"autoregression":[53],"(ITAR)":[54],"followed":[56],"by":[57],"granular":[59,98],"fuzzy":[60,99],"system.":[61,124],"Fuzzy":[62],"C-Means":[63],"(FCM)":[64],"method":[65],"used":[67,84],"to":[68,85,103,131],"determine":[69],"parameters":[72],"ITAR":[75],"while":[77],"least":[79],"square":[80],"error":[81],"algorithm":[82],"estimate":[86],"its":[90],"coefficients.":[91],"To":[92],"improve":[93],"accuracy,":[96],"system":[100],"designed":[102],"further":[104],"compensate":[105],"residual":[110],"errors.":[111],"can":[115,129],"effectively":[116],"capture":[117],"nonlinear":[119],"feature":[120],"original":[123],"piecewise":[126],"compensation":[127],"scheme":[128],"help":[130],"boost":[132],"prediction":[134],"capability":[135],"hybrid":[138],"model.":[139,147],"Some":[140],"experiments":[141],"demonstrate":[142],"performance":[144]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2018-07-19T00:00:00"}