The AHP Method for the Evaluation and Selection of Complementary Products

This article describes how when having already purchased one product, it is likely that a consumer may look for complementary ones. That is why almost recommender systems integrate modules for managing complementarity between products and services. An Analytic Hierarchy Process (AHP) based model is described in the present paper, whose objective is to help recommend to customers among a set of complementary products the best ones. Selecting the best complementary products is done through an evaluation process of the alternatives according to a number of criteria.