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In the real world, many decision-making problems contain uncertain data in the decision process. Although fuzzy set theory can deal with the uncertain problem, the decision maker always cannot express his opinion exactly in the decision-making process. Because the subjective judgments of decision makers are always vagueness, linguistic variables and interval-valued fuzzy sets are suitable used to...
Fuzzy synthetic evaluation is an effective decision-making method in the comprehensive evaluation of things affected by multiple factors. During the evaluation, the evaluation results are expressed in the fuzzy sets, but not denoted in the positive or negative manner absolutely. When evaluating the stamping performance, die engineers generally used some descriptions as ??good forming performance??,...
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