Research on searching algorithm of products based on imilarity

In traditional E-C System,we search merchandise by matching .This can only get the records which include these keywords.We can improve the algorithm in a cell-phone store on-line by using fuzzy system and ID3 algorithm of information gaining.When we use it,we can not only display the exact matching merchandise,but also those which are approximated to our demand.To the their business men,it can increase their business,develop potential customer,and also enhance are service for individuation.