//what about Id???
public void Append(FeatureItem item)
{
item.Id = FeatureItemList.Count; //update Id according to FeatureItemList numeration
FeatureItemList.Add(item);
AssignCluster(item);
//Get items assigned to hyperClusters
for (int i = 0; i < HyperClusterList.Count; i++)
{
HyperClusterList[i].GetHyperClusterItemList();
}
}
public void Append(ICollection <FeatureItem> itemCollection)
{
int currentCount = FeatureItemList.Count;
FeatureItemList.AddRange(itemCollection);
//start from 0 (Chin Xi) or from the currently added collection (RR) ? in my opinion it should be from currentCount, otherwise unecessary and redundant calculations
for (int i = currentCount; i < FeatureItemList.Count; i++)
{
FeatureItemList[i].Id = i; //update Id according to FeatureItemList numeration
AssignCluster(FeatureItemList[i]);
}
//Get items assigned to hyperClusters
for (int i = 0; i < HyperClusterList.Count; i++)
{
HyperClusterList[i].GetHyperClusterItemList();
}
}
public void Create(ICollection <FeatureItem> itemCollection)
{
FeatureItemList.AddRange(itemCollection);
ClusterList.Clear();
HyperClusterList.Clear();
ItemToClusterMap.Clear();
ClusterToHyperClusterMap.Clear();
for (int i = 0; i < FeatureItemList.Count; i++)
{
FeatureItemList[i].Id = i;
AssignCluster(FeatureItemList[i]);
}
//Get items assigned to hyperClusters
for (int i = 0; i < HyperClusterList.Count; i++)
{
HyperClusterList[i].GetHyperClusterItemList();
}
}
public void LoadFile(string fileLocation)
{
string line;
FeatureNameList.Clear();
FeatureNameList.Add("Name");
StreamReader file = new StreamReader(fileLocation);
while ((line = file.ReadLine()) != null)
{
if (line == "ItemList")
{
break;
}
}
if (line == null)
{
throw new Exception("ART File does not have a section marked ItemList!");
}
else
{
while ((line = file.ReadLine()) != null)
{
if (line == "--")
{
break;
}
else
{
FeatureNameList.Add(line);
}
}
FeatureItemSize = FeatureNameList.Count - 1;
//Finished reading itemList, now read all the people
int featureItemId = 0;
while ((line = file.ReadLine()) != null)
{
string featureName = line;
line = file.ReadLine();
double[] featureVector = new double[FeatureItemSize];
int i = 0;
while ((line != null) && (line != "--"))
{
featureVector[i] = Int32.Parse(line); /// 10.00; //here read the values, but normalize in other part.
++i;
line = file.ReadLine();
}
if (line == "--")
{
if (i != FeatureItemSize)
{
//For those who don't have a fully specified prefList, fill with 0s for rest.
for (int j = i; j < FeatureItemSize; ++j)
{
featureVector[j] = 0;
}
}
FeatureItemList.Add(new FeatureItem(featureItemId, featureName, featureVector));
featureItemId++;
}
}
}
file.Close();
}
