private static Descriptor[] LoadArrayDescriptors(string descriptorFile, string clusteringFile)
{
List <int> idsToExtract = new List <int>();
using (StreamReader reader = new StreamReader(clusteringFile))
{
string line;
while ((line = reader.ReadLine()) != null)
{
string[] tokens = line.Split(':');
int clusterId = int.Parse(tokens[0]);
int descriptorId = int.Parse(tokens[1]);
string descriptors = tokens[2];
idsToExtract.Add(descriptorId);
}
}
using (FeatureReader featureReader = new FeatureReader(descriptorFile, true))
{
Console.WriteLine("Loading {0} descriptors ({1} dimensions).", idsToExtract.Count, featureReader.FeatureDimension);
Descriptor[] descriptors = new Descriptor[idsToExtract.Count];
for (int i = 0; i < idsToExtract.Count; i++)
{
float[] features = featureReader.GetFeatures(idsToExtract[i]); // TODO: optimize
descriptors[i] = new Descriptor(idsToExtract[i], features);
}
return(descriptors);
}
}
private static Descriptor[] LoadArrayDescriptors(string descriptorFile)
{
using (FeatureReader featureReader = new FeatureReader(descriptorFile))
{
Console.WriteLine("Loading {0} descriptors ({1} dimensions).", featureReader.FeatureCount, featureReader.FeatureDimension);
Descriptor[] descriptors = new Descriptor[featureReader.FeatureCount];
for (int i = 0; i < featureReader.FeatureCount; i++)
{
float[] features = featureReader.GetFeatures(i); // TODO: optimize
descriptors[i] = new Descriptor(i, features);
}
return(descriptors);
}
}
