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How To Estimate Amount Of Useful Information, In Particular Under Imprecise Probability, Luc Longpre, Olga Kosheleva, Vladik Kreinovich
How To Estimate Amount Of Useful Information, In Particular Under Imprecise Probability, Luc Longpre, Olga Kosheleva, Vladik Kreinovich
Departmental Technical Reports (CS)
Traditional Shannon's information theory describes the overall amount of information, without distinguishing between useful and unimportant information. Such a distinction is needed, e.g., in privacy protection, where it is crucial to protect important information while it is not that crucial to protect unimportant information. In this paper, we show how Shannon's definition can be modified so that it will describe only the amount of useful information.