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Direct association rules reflect relationships existing between items that relatively often co-occur in common transactions direct association rules are dedicated to describe the direct correlations among the items in a frequent item set, indirect association rules are dedicated to describe the indirect correlations between the two items in a infrequent item set. Web usage mining is the application of data mining techniques to discover usage patterns from web data, in order to understand and better serve the needs of web-based applications. When a pair of items (A, B), which seldom.
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