/**********************************************************
* Experiment 1
*
* This experiment is to evaluate the top-N recommendation
* performance of NMF on MovieLens 20M data set with default
* factor count = 50
* However, the Given data size is varied from 30, 40, 50, 60
* Repeat ten times
* ********************************************************/
public static void NMFonMovieLens100K()
{
for (int seed = 1; seed <= 10; seed++)
{
foreach (int givenSize in GivenSizes)
{
ExperimentEngine experiment = new ExperimentEngine(
MovieLens20MFile,
givenSize + minTestSize,
maxCountOfRatings,
givenSize,
shuffle,
seed,
relevantCriteria,
neighborCount,
seed * 0.1);
string log = experiment.RunNMF(defaultMaxEpoch, defaultLearnRate, defaultRegularization, factorCount, topN);
using (StreamWriter w = File.AppendText("NMFonMovieLens100K_Log.txt"))
{
w.WriteLine("=========================================" + seed + "/" + givenSize);
w.WriteLine(log);
}
}
}
}
/**********************************************************
* Experiment 1
*
* This experiment is to evaluate the top-N recommendation
* performance of NMF on MovieLens 20M data set with default
* factor count = 50
* However, the Given data size is varied from 30, 40, 50, 60
* Repeat ten times
* ********************************************************/
public static void NMFonMovieLens100K()
{
for(int seed = 1; seed <= 10; seed++)
{
foreach(int givenSize in GivenSizes)
{
ExperimentEngine experiment = new ExperimentEngine(
MovieLens20MFile,
givenSize + minTestSize,
maxCountOfRatings,
givenSize,
shuffle,
seed,
relevantCriteria,
neighborCount,
seed * 0.1);
string log = experiment.RunNMF(defaultMaxEpoch, defaultLearnRate, defaultRegularization, factorCount, topN);
using (StreamWriter w = File.AppendText("NMFonMovieLens100K_Log.txt"))
{
w.WriteLine("=========================================" + seed + "/" + givenSize);
w.WriteLine(log);
}
}
}
}
static void Main(string[] args)
{
//ExperimentOfSpeed.SpeedOfAccessRandomElement();
Control.UseMultiThreading();
//CIKMExpDesign.NMFonMovieLens20M();
ExperimentEngine aExperiment = new ExperimentEngine("MovieLens100K.data", 60, 500, 50, true, 1, 5.0, 200, 0.2);
aExperiment.GetReadyForOrdinal();
aExperiment.GetReadyForNumerical();
aExperiment.GetReadyAll();
//aExperiment.RunPrefNMF(50, 0.001, 0.001, 0.0005, 50, 10);
//aExperiment.RunPrefNMFbasedOMF(50, 0.001, 0.001, 0.0005, 50, Config.Preferences.quantizerThree, 10);
aExperiment.RunPrefMRF(0.1, 0.01, 300, Config.Preferences.quantizerThree, 10);
aExperiment.RunNMF(100, 0.1, 0.15, 50, 10);
aExperiment.RunNMFbasedOMF(100, 0.1, 0.15, 50, Config.Preferences.quantizerFive, 10);
aExperiment.RunNMFbasedORF(0.05, 0.01, 100, Config.Preferences.quantizerFive, 10);
aExperiment.RunGlobalMean();
aExperiment.RunMostPopular(10);
aExperiment.RunUserKNN(10);
aExperiment.RunPrefKNN(10);
Utils.Pause();
//Utils.RemoveColdUsers(70, "MovieLens20M.data");
Utils.Pause();
}
