The effect of collaborative filter-based product recommendations ‒ a popular tool for optimizing online sales – can widely vary across products with different attributes. While the product features and their interactions can have a highly nonlinear influence on the effect of recommendations,...

Many studies have shown that decision tree induction methods could be used to determine rules for expert systems. Pruning techniques are often used to increase the accuracy of an induced decision tree over the instance space. While recent results of decision tree induction show that large...