Association Rule Discovery a Supermarket shelf management- Market-basket model ■Goal o Identify items that are bought together by sufficiently many customers ■ Approach e Process the sales data collected with barcode scanners to find dependencies among items ■ a classic ru|e If someone buys diaper and milk, then he/she is likely to buy beer Don't be surprised if you find six-packs next to diapers!Association Rule Discovery 3 ◼ Supermarket shelf management – Market-basket model ◼ Goal: ◆ Identify items that are bought together by sufficiently many customers ◼ Approach: ◆ Process the sales data collected with barcode scanners to find dependencies among items ◼ A classic rule: ◆ If someone buys diaper and milk, then he/she is likely to buy beer ◆ Don’t be surprised if you find six-packs next to diapers!