public RatingDataset(Data.Dataset dataset, RecSysContext context, ISplitter splitter)
{
_allSamples = context.Ratings.Where(r => r.DatasetId == dataset.Id);
splitter.Split(dataset, context, ref _trainSamples, ref _testSamples, ref _evalSamples);
}
public ItemRatingDataset(Data.Dataset dataset)
{
}
public RatingDataset(Data.Dataset dataset)
{
_allSamples = dataset.Ratings.AsQueryable();
_trainSamples = _testSamples = _evalSamples = Enumerable.Empty <Rating>().AsQueryable();
}
private void RemoveDatasetRecord(Dataset dataset)
{
RecSysContext.Datasets.Remove(dataset);
RecSysContext.SaveChanges();
}