/// @param degreeOfParallelism number of threads to use for the computation
/// @param maxDurationInHours maximum duration of the computation
/// @param writer {@link SimilarItemsWriter} used to persist the results
/// @return the number of similarities precomputed
/// @throws IOException
/// @throws RuntimeException if the computation takes longer than maxDurationInHours
public abstract int computeItemSimilarities(int degreeOfParallelism, int maxDurationInHours,
ISimilarItemsWriter writer);
/// @param degreeOfParallelism number of threads to use for the computation
/// @param maxDurationInHours maximum duration of the computation
/// @param writer {@link SimilarItemsWriter} used to persist the results
/// @return the number of similarities precomputed
/// @throws IOException
/// @throws RuntimeException if the computation takes longer than maxDurationInHours
public abstract int computeItemSimilarities(int degreeOfParallelism, int maxDurationInHours,
ISimilarItemsWriter writer) ;
