{"id":"https://openalex.org/W2020592869","doi":"https://doi.org/10.1142/s0218488504002606","title":"A NOTE ON A FUZZY TIME SERIES MODEL OF FUZZY NUMBER OBSERVATIONS","display_name":"A NOTE ON A FUZZY TIME SERIES MODEL OF FUZZY NUMBER OBSERVATIONS","publication_year":2004,"publication_date":"2004-02-01","ids":{"openalex":"https://openalex.org/W2020592869","doi":"https://doi.org/10.1142/s0218488504002606","mag":"2020592869"},"language":"en","primary_location":{"id":"doi:10.1142/s0218488504002606","is_oa":false,"landing_page_url":"https://doi.org/10.1142/s0218488504002606","pdf_url":null,"source":{"id":"https://openalex.org/S69518169","display_name":"International Journal of Uncertainty Fuzziness and Knowledge-Based Systems","issn_l":"0218-4885","issn":["0218-4885","1793-6411"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319815","host_organization_name":"World Scientific","host_organization_lineage":["https://openalex.org/P4310319815"],"host_organization_lineage_names":["World Scientific"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Uncertainty, Fuzziness and Knowledge-Based 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/A5062572464","display_name":"Dug Hun Hong","orcid":"https://orcid.org/0000-0001-8268-3551"},"institutions":[{"id":"https://openalex.org/I89440247","display_name":"Myongji University","ror":"https://ror.org/00s9dpb54","country_code":"KR","type":"education","lineage":["https://openalex.org/I89440247"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"DUG HUN HONG","raw_affiliation_strings":["Department of Mathematics,  Myongji University, Yongin, Kyunggi, 449-728, South Korea","Department of Mathematics, Myongji University, Yongin, Kyunggi, 449-728, South Korea"],"affiliations":[{"raw_affiliation_string":"Department of Mathematics,  Myongji University, Yongin, Kyunggi, 449-728, South Korea","institution_ids":["https://openalex.org/I89440247"]},{"raw_affiliation_string":"Department of Mathematics, Myongji University, Yongin, Kyunggi, 449-728, South Korea","institution_ids":["https://openalex.org/I89440247"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5062572464"],"corresponding_institution_ids":["https://openalex.org/I89440247"],"apc_list":null,"apc_paid":null,"fwci":0.434,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.67684548,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"12","issue":"01","first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11326","display_name":"Stock Market Forecasting Methods","score":0.9983999729156494,"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":0.9983999729156494,"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/T12135","display_name":"Fuzzy Systems and Optimization","score":0.9968000054359436,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"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/T10820","display_name":"Fuzzy Logic and Control Systems","score":0.9965999722480774,"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":0.708022952079773},{"id":"https://openalex.org/keywords/fuzzy-logic","display_name":"Fuzzy logic","score":0.6893535852432251},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.6718488931655884},{"id":"https://openalex.org/keywords/homogeneous","display_name":"Homogeneous","score":0.6486234664916992},{"id":"https://openalex.org/keywords/fuzzy-number","display_name":"Fuzzy number","score":0.6362941861152649},{"id":"https://openalex.org/keywords/value","display_name":"Value (mathematics)","score":0.4573298394680023},{"id":"https://openalex.org/keywords/defuzzification","display_name":"Defuzzification","score":0.4368784725666046},{"id":"https://openalex.org/keywords/fuzzy-classification","display_name":"Fuzzy classification","score":0.4236585199832916},{"id":"https://openalex.org/keywords/fuzzy-set-operations","display_name":"Fuzzy set operations","score":0.41608214378356934},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.37196969985961914},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.2920169234275818},{"id":"https://openalex.org/keywords/fuzzy-control-system","display_name":"Fuzzy control system","score":0.2903764247894287},{"id":"https://openalex.org/keywords/fuzzy-set","display_name":"Fuzzy set","score":0.2862013876438141},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.19866257905960083},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.16008859872817993},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.12741127610206604}],"concepts":[{"id":"https://openalex.org/C143724316","wikidata":"https://www.wikidata.org/wiki/Q312468","display_name":"Series (stratigraphy)","level":2,"score":0.708022952079773},{"id":"https://openalex.org/C58166","wikidata":"https://www.wikidata.org/wiki/Q224821","display_name":"Fuzzy logic","level":2,"score":0.6893535852432251},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6718488931655884},{"id":"https://openalex.org/C66882249","wikidata":"https://www.wikidata.org/wiki/Q169336","display_name":"Homogeneous","level":2,"score":0.6486234664916992},{"id":"https://openalex.org/C1883856","wikidata":"https://www.wikidata.org/wiki/Q3407463","display_name":"Fuzzy number","level":4,"score":0.6362941861152649},{"id":"https://openalex.org/C2776291640","wikidata":"https://www.wikidata.org/wiki/Q2912517","display_name":"Value (mathematics)","level":2,"score":0.4573298394680023},{"id":"https://openalex.org/C170260401","wikidata":"https://www.wikidata.org/wiki/Q5251735","display_name":"Defuzzification","level":5,"score":0.4368784725666046},{"id":"https://openalex.org/C127385683","wikidata":"https://www.wikidata.org/wiki/Q1475696","display_name":"Fuzzy classification","level":4,"score":0.4236585199832916},{"id":"https://openalex.org/C148671577","wikidata":"https://www.wikidata.org/wiki/Q5511133","display_name":"Fuzzy set operations","level":4,"score":0.41608214378356934},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.37196969985961914},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2920169234275818},{"id":"https://openalex.org/C195975749","wikidata":"https://www.wikidata.org/wiki/Q1475705","display_name":"Fuzzy control system","level":3,"score":0.2903764247894287},{"id":"https://openalex.org/C42011625","wikidata":"https://www.wikidata.org/wiki/Q1055058","display_name":"Fuzzy set","level":3,"score":0.2862013876438141},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.19866257905960083},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.16008859872817993},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.12741127610206604},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1142/s0218488504002606","is_oa":false,"landing_page_url":"https://doi.org/10.1142/s0218488504002606","pdf_url":null,"source":{"id":"https://openalex.org/S69518169","display_name":"International Journal of Uncertainty Fuzziness and Knowledge-Based Systems","issn_l":"0218-4885","issn":["0218-4885","1793-6411"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319815","host_organization_name":"World Scientific","host_organization_lineage":["https://openalex.org/P4310319815"],"host_organization_lineage_names":["World Scientific"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Uncertainty, Fuzziness and Knowledge-Based Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":3,"referenced_works":["https://openalex.org/W1603455683","https://openalex.org/W1979756370","https://openalex.org/W2016301458"],"related_works":["https://openalex.org/W2184441312","https://openalex.org/W4242970302","https://openalex.org/W2571050636","https://openalex.org/W1485268022","https://openalex.org/W2331106272","https://openalex.org/W1975005191","https://openalex.org/W3176863924","https://openalex.org/W1542808721","https://openalex.org/W2253053392","https://openalex.org/W2060361571"],"abstract_inverted_index":{"Song":[0],"et":[1],"al.[3]":[2],"proposed":[3],"a":[4,56,74],"new":[5,15,23],"fuzzy":[6,18,62,80],"time":[7,63,81],"series":[8],"model":[9,24],"by":[10,47],"means":[11,48],"of":[12,28,36,49],"defining":[13],"some":[14],"operations":[16],"on":[17],"numbers.":[19],"They":[20],"presented":[21],"the":[22,26,34,60,78],"in":[25],"form":[27],"two":[29],"theorems,":[30],"which":[31],"indicate":[32],"that":[33,70],"value":[35],"F(t)":[37],"at":[38],"t+1":[39],"can":[40],"be":[41],"related":[42],"to":[43],"its":[44],"previous":[45],"ones":[46],"forward":[50],"and":[51],"backward":[52],"linguistic":[53],"difference,":[54],"as":[55],"necessary":[57],"condition":[58,76],"for":[59,77],"homogeneous":[61,79],"series.":[64,82],"In":[65],"this":[66],"note,":[67],"we":[68],"prove":[69],"it":[71],"is":[72],"also":[73],"sufficient":[75]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}