public AnalyzeEngine(bool tf)
{
categoryPoints = new ConcurrentDictionary <string, double>();
this.Categorie = CheckinOperations.getCategorie();
pCategories = CheckinOperations.getPlaceCategories();
likeCategories = CheckinOperations.listLikeCategories();
}
public RecommendationEngine()
{
categories = CheckinOperations.getCategorie();
places = CheckinOperations.getPlaces();
pCategories = CheckinOperations.getPlaceCategories();
aEng = new AnalyzeEngine();
}
/// <summary>
/// Thresholds
/// </summary>
/// <param name="Popularity"></param>
/// <param name="CategoryQuality"></param>
public Engine(double Popularity, double CategoryQuality)
{
PopularityThreshold = Popularity;
CategoryQualityThreshold = CategoryQuality;
places = CheckinOperations.getPlaces().ToList();
placeCategories = CheckinOperations.getPlaceCategories();
CATEGORIES = CheckinOperations.getCategorie();
UserCheckins = CheckinOperations.listCheckIns();
checkinUser = CheckinOperations.listCheckInsReturnedUser();
}
private Dictionary <string, int> getDefaultData()
{
Dictionary <string, int> data = new Dictionary <string, int>();
var categories = CheckinOperations.getCategorie();
foreach (var cat in categories)
{
data.Add(cat.NAME, 0);
}
return(data);
}
public void _Load()
{
categoryPoints = new ConcurrentDictionary <string, double>();
this.Categorie = CheckinOperations.getCategorie();
Engine eng = new Engine(popularityThreshold, CategoryQualityThreshold);
List <string> list_lines = new List <string>();
Parallel.ForEach(Categorie, (cat) =>
{
var catPoint = eng.getCategoryPoint(cat.CATEGORIEID);
categoryPoints.AddOrUpdate(cat.NAME, catPoint, (key, oldvalue) => oldvalue + catPoint);
});
pCategories = CheckinOperations.getPlaceCategories();
likeCategories = CheckinOperations.listLikeCategories();
//var catPoint = eng.getCategoryPoint(896);
//categoryPoints.AddOrUpdate("Amphitheater", catPoint, (key, oldvalue) => oldvalue + catPoint);
}
public string GenerateAttibutes(string arff)
{
var categories = CheckinOperations.getCategorie();
string attributes = string.Empty;
attributes += "@ATTRIBUTE Name string\n";
foreach (var cat in categories)
{
string name = cat.NAME;
foreach (var item in replaceChar)
{
name = name.Replace(item, "");
}
attributes += "@ATTRIBUTE " + name.Replace(" ", "_") + " numeric\n";
}
arff = arff.Replace("@ATTRIBUTE", attributes + "\n\n");
return(arff);
}
