public CachingUserNeighborhood(UserNeighborhood neighborhood, DataModel dataModel)
{
this.neighborhood = neighborhood;
int maxEntries = dataModel.getNumUsers();
this.neighborhoodCache = new Cache <long, long[]>(new NeighborhoodRetriever(neighborhood), maxEntries);
}
public GenericUserBasedRecommender(DataModel dataModel,
UserNeighborhood neighborhood,
UserCorrelation correlation)
: base(dataModel)
{
if (neighborhood == null)
{
throw new ArgumentNullException("Neighborhood is null");
}
this.neighborhood = neighborhood;
this.correlation = correlation;
this.refreshLock = new ReentrantLock();
}
public GenericUserBasedRecommender(DataModel dataModel, UserNeighborhood neighborhood, UserSimilarity similarity)
: base(dataModel)
{
Action refreshRunnable = null;
this.neighborhood = neighborhood;
this.similarity = similarity;
if (refreshRunnable == null)
{
refreshRunnable = () => this.capper = this.buildCapper();
}
this.refreshHelper = new RefreshHelper(refreshRunnable);
this.refreshHelper.addDependency(dataModel);
this.refreshHelper.addDependency(similarity);
this.refreshHelper.addDependency(neighborhood);
this.capper = this.buildCapper();
}
public GenericBooleanPrefUserBasedRecommender(DataModel dataModel, UserNeighborhood neighborhood, UserSimilarity similarity)
: base(dataModel, neighborhood, similarity)
{
}
internal NeighborhoodRetriever(UserNeighborhood neighborhood)
{
this.neighborhood = neighborhood;
}