private static void TestFeeds(FeedService feedService)
{
List <Feed> feeds = feedService.GetFeeds();
BagOfWords bag1 = feedService.AnalyzeFeed(feeds[0]);
BagOfWords bag2 = feedService.AnalyzeFeed(feeds[1]);
BagOfWords bag3 = feedService.AnalyzeFeed(feeds[2]);
BagOfWords bag4 = feedService.AnalyzeFeed(feeds[3]);
List <string> commonLabels = feedService.CompareBags(bag1, bag2);
OutputCommonLabels(bag1, bag2, commonLabels);
commonLabels = feedService.CompareBags(bag1, bag3);
OutputCommonLabels(bag1, bag3, commonLabels);
commonLabels = feedService.CompareBags(bag1, bag4);
OutputCommonLabels(bag1, bag4, commonLabels);
commonLabels = feedService.CompareBags(bag2, bag3);
OutputCommonLabels(bag2, bag3, commonLabels);
commonLabels = feedService.CompareBags(bag2, bag4);
OutputCommonLabels(bag2, bag4, commonLabels);
commonLabels = feedService.CompareBags(bag3, bag4);
OutputCommonLabels(bag3, bag4, commonLabels);
double similarity = feedService.CalculateSimilarity(bag1, bag2, true);
OutputSimilarity(bag1, bag2, similarity);
similarity = feedService.CalculateSimilarity(bag1, bag3, true);
OutputSimilarity(bag1, bag3, similarity);
similarity = feedService.CalculateSimilarity(bag1, bag4, true);
OutputSimilarity(bag1, bag4, similarity);
similarity = feedService.CalculateSimilarity(bag2, bag3, true);
OutputSimilarity(bag2, bag3, similarity);
similarity = feedService.CalculateSimilarity(bag2, bag4, true);
OutputSimilarity(bag2, bag4, similarity);
similarity = feedService.CalculateSimilarity(bag3, bag4, true);
OutputSimilarity(bag3, bag4, similarity);
//Clustering cluster = new Clustering();
//cluster.Clusterize(items);
}