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Write short note: FP tree
written 7.3 years ago by gravatar for aartisahitya aartisahitya • 160 modified 4.2 years ago by gravatar for prashantsaini prashantsaini • 0
data warehouse and mining
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written 7.3 years ago by gravatar for aartisahitya aartisahitya • 160

FP-Tree structure

The frequent-pattern tree (FP-tree) is a compact structure that stores quantitative information about frequent patterns in a database .

Han defines the FP-tree as the tree structure defined below:

  1. One root labeled as “null” with a set of item-prefix subtrees as children, and a frequent-item-header table (presented in …

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