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Quotient Space Based Problem Solving by Bo Zhang, Ling Zhang

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2.3. The Extraction of Information on Coarsely Granular Levels

Solving a problem in space image means investigating the attribute function of each element and the relationships among elements of X, i.e., the structure T, through analyzing and reasoning on domain X. If the multi-granular computing is adopted, the same attribute function f and structure T will be gained by analyzing and reasoning on a certain coarse granular world [X] of X. Thus, [f] and [T] in space image must represent f and T to some extent, respectively. In Chapter 2, we have already discussed ...

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