Search results with tag "Association analysis"
Data Mining Association Analysis: Basic Concepts and ...
www-users.cse.umn.eduAssociation Rule Mining Task OGiven a set of transactions T, the goal of association rule mining is to find all rules having – support ≥minsup threshold – confidence ≥minconf threshold OBrute-force approach: – List all possible association rules – Compute the support and confidence for each rule – Prune rules that fail the minsup ...
Association Analysis: Basic Concepts and Algorithms
www-users.cse.umn.eduAssociation Analysis: Basic Concepts and Algorithms Many business enterprises accumulate large quantities of data from their day-to-day operations. For example, huge amounts of customer purchase data are collected daily at the checkout counters of grocery stores. Table 6.1 illustrates an example of such data, commonly known as market basket ...
Association Analysis: Basic Concepts and Algorithms
www-users.cse.umn.edu5.1 Preliminaries 359 Table 5.2. A binary 0/1representation of market basket data. TID Bread Milk Diapers Beer Eggs Cola 1 1 1 0 0 0 0 2 1 0 1 1 1 0 3 0 1 1 1 0 1 4 1 ...