{"title":"Prediction of the Number of Community Sports Fitness Facilities in Shanghai—Based on GM(1,1) Model","authors":"馨怡 姚","doi":"10.12677/orf.2022.123063","DOIUrl":null,"url":null,"abstract":"","PeriodicalId":396898,"journal":{"name":"Operations Research and Fuzziology","volume":"107 1","pages":"0"},"PeriodicalIF":0.0000,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Operations Research and Fuzziology","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.12677/orf.2022.123063","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}