//Přesunout MeansPointy do správných clusterů
private bool UpdateClusterMembership()
{
MinIndex min = new MinIndex();
bool changed = false;
double[] distances = new double[_numberOfClusters];
double[] sse_count = new double[_numberOfClusters];
double result = 0;
for (int i = 0; i < _normalizedDataToCluster.Count; ++i)
{
for (int k = 0; k < _numberOfClusters; ++k)
{
distances[k] = ElucDist.Get(_normalizedDataToCluster[i], _clusters[k]);
}
int newClusterId = min.Get(distances);
if (newClusterId != _normalizedDataToCluster[i].Cluster)
{
changed = true;
_normalizedDataToCluster[i].Cluster = _rawDataToCluster[i].Cluster = newClusterId;
if (print)
{
Console.WriteLine("Width: " + _rawDataToCluster[i].Width + ", Lenght: " +
_rawDataToCluster[i].Length + " ----> Cluster " + newClusterId);
}
}
//SSE pro cluster
sse_count[newClusterId] = sse_count[newClusterId] + distances.Min();
}
//SSE celkové
for (int o = 0; o < sse_count.Length; o++)
{
result = result + sse_count[o];
}
sse = result;
if (changed == false)
{
return(false);
}
if (IsClusterEmpty(_normalizedDataToCluster))
{
return(false);
}
return(true);
}
private bool AddDataRow(int key, TValue val)
{
if (HasDataRow(key))
{
return(false);
}
dataSet.Add(key, val);
if (MinData == null || MinIndex.CompareTo(key) > 0)
{
MinData = val;
MinIndex = key;
}
if (MaxData == null || MaxIndex.CompareTo(key) < 0)
{
MaxData = val;
MaxIndex = key;
}
return(true);
}
