Variants
The traditional sequential pattern mining is modified including some constraints and some behaviour. Aloysius George, D. Binu ], they have integrated three significant marketing scenarios for mining promotion-oriented sequential patterns. The promotion-based market scenarios considered in their research are 1) product Downturn, 2) product Revision and 3) product Launch (DRL). By considering these, they developed a DRL-Prefix Span algorithm (tailored from of the Prefix Span) for mining all length DRL patterns.
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