{"title":"A lower bound on the expected length of one-to-one codes","authors":"N. Alon, A. Orlitsky","doi":"10.1109/ISIT.1994.394765","DOIUrl":null,"url":null,"abstract":"Shows that the expected length of any one-to-one encoding of a discrete random variable X is at least H(X)-log (H(X)+1)-log e and that this bound is asymptotically achievable.<<ETX>>","PeriodicalId":331390,"journal":{"name":"Proceedings of 1994 IEEE International Symposium on Information Theory","volume":"9 1","pages":"0"},"PeriodicalIF":0.0000,"publicationDate":"1994-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"53","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Proceedings of 1994 IEEE International Symposium on Information Theory","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.1109/ISIT.1994.394765","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 53
Abstract
Shows that the expected length of any one-to-one encoding of a discrete random variable X is at least H(X)-log (H(X)+1)-log e and that this bound is asymptotically achievable.<>