42. The computer program product of claim 41 , wherein the computer readable program code further performs the step of computing the one or more values, for one or more instances of the brand, in the brand-store affinity matrix, based on normalized scores of one or more instances of the store.
42. The computer program product of claim 41 , wherein the computer readable program code further performs the step of computing the one or more values, for one or more instances of the brand, in the brand-store affinity matrix, based on normalized scores of one or more instances of the store. 43. The computer program product of claim 42 , wherein a value, of the one or more values, corresponding to an attribute instance of the brand, represents a product of a normalized score of an instance of store and the number of products of the instance of the brand available in the instance of the store.