Infrequent Item Set Mining

Now a days some uninteresting items are considered as importantwhich appear very less in the dataset with low support and high confidence.It is known as Rare or Infrequent items.Finding infrequent itemset is useful in many current field such as medicalbiologymarket basket analysissecurity.For example in market basket analysis some set of itemssuch as milk and bread occur frequently and can be considered as regular cases.when compared to milk and bread some sets of items like a gold chain and ring are infrequently associated itemsets