public static List <int> RecommendForDiversityEnhancedBookSimilarity(int bookId, string userId = null, int howMany = 6)
{
var timer = new Stopwatch();
timer.Start();
List <int> result = RecommenderDiversityEnhancedBookSimilarity.Recommend(bookId, userId, 0.2, howMany);
//List<int> result = RecommenderDummy.Recommend(bookId, userId, howMany);
System.Console.WriteLine($"DiversityEnhancedBookSimilarity recommendation took: {timer.ElapsedMilliseconds}ms");
return(result);
}
private static void TestRecDiversityEnhancedBookSimilarity(List <int> bookIds, double lambda)
{
List <Recommendation> recommendationsRDEBS = new List <Recommendation>();
String commentRDEBS = "userId=null, lambda=" + lambda;
foreach (int bookIdI in bookIds)
{
List <int> recommendationListI = RecommenderDiversityEnhancedBookSimilarity.Recommend(bookIdI, null, lambda, HOW_MANY_REC);
Recommendation recommendationI = new Recommendation(bookIdI, recommendationListI);
recommendationsRDEBS.Add(recommendationI);
System.Console.WriteLine(recommendationI.exportAsString());
}
String fileName = "RecommenderDiversityEnhancedBookSimilarityLambda0" + (int)lambda * 10 + ".rec";
ExportsRecommendationsToFile(recommendationsRDEBS, commentRDEBS, fileName);
}
