A computer-implemented method, an apparatus and a recording medium are provided for predicting a score associated with a first user and with a first item are provided. The method comprises: storing one or more first scores in a first database, each first score being associated with a user and with an item; calculating, based on the first scores, one or more latent user features associated with one or more users including the first user and one or more latent item features associated with one or more items including the first item; calculating, based on the latent user features and the latent item features, a second score associated with the first user and with the first item; and providing the second score as a predicted score associated with the first item and with the first user. The recording medium comprises instructions to configure the apparatus to perform the method.