Association Rule Mining is generally performed in Generation of frequent item sets & Rule generation. Mining association rules is not full of reward until it can be utilized to improve decision-making process of an organization. This paper is concerned with discovering positive and negative association rules. We present an Apriori-based algorithm that is able to find all valid positive and nega...

Typical association rules consider only items enumerated in transactions. Such rules are referred to as positive association rules. Negative association rules also consider the same items, but in addition consider negated items (i.e. absent from transactions). Negative association rules are useful in market-basket analysis to identify products that conflict with each other or products that comp...