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Using Fuzzy Decision Tree And Data Mining

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2.5 Fuzzy Decision Tree Choosing proper manufacturing techniques form alternatives using fuzzy decision tree and data mining. Manufacturing process has many complex issues and many attributes to decide. Experts decide things using their past experiences and knowledge. Algorithm with artificial intelligence takes past cases and analyses them to implement those rules to the new case which helps to make decision. This method also makes present cases experiences for future decision practices. There are two main stages in this process [4]: 1. Preparatory stage – Preparation of the dataset by defining membership functions 2. Classification stage – applying the algorithm on the dataset to get FDT (Fuzzy Decision Tree) and analyse them to get results. Figure 15: Flow chart for fuzzy logic working scheme 2.5.1 Preparatory stage A database is set up giving the fuzzy score on a scale of 1-10, to each attribute. Key performance indicators are indentified based on cost evaluation factors, technical analytic factors and environmental factors and are stored in the database. Cost evaluation factors Scores given out of 10 Technical factors Scores given out of 10 Financial factors- Scores given out of 10 Fuzzification All successful and unsuccessful cases are given scores. Unsuccessful cases are taken to learn about the mistakes and to know about machine learning. Ranking methods,

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