moa.recommender.predictor

Interface RatingPredictor

All Superinterfaces:

Serializable

All Known Implementing Classes:

BaselinePredictor, BRISMFPredictor

public interface RatingPredictor
extends Serializable

Rating predicting algorithm. The core of any recommender system is its rating prediction algorithm. Its purpose is to estimate the rating (a numeric score) that a certain user would give to a certain item, based on previous ratings given of the user and the item.

Method Summary

Methods

Modifier and Type	Method and Description
RecommenderData	getData()
double	predictRating(int userID, int itemID)
List<Double>	predictRatings(int userID, List<Integer> itemIDS)
void	train()

Method Detail

predictRating

double predictRating(int userID,
                   int itemID)

predictRatings

List<Double> predictRatings(int userID,
                          List<Integer> itemIDS)

getData

RecommenderData getData()

train

void train()