public double[][] LoadTaughtPeople(SOMParams somParams)
{
double[][] features;
var fileName = GetTaughtFeaturesFilenameByParams(somParams);
People = new List<Person>();
using (var sr = new StreamReader(fileName))
{
var lineCount = File.ReadAllLines(fileName).Count();
features = new double[lineCount - 1][];
var count = 0;
var line = sr.ReadLine();
var splitStringArray = new string[1] {";"};
line = sr.ReadLine();
var members = line.Split(splitStringArray, StringSplitOptions.None);
var person = new Person(members[0]);
var finger = new Fingerprint(int.Parse(members[1]));
var scan = new Scan(int.Parse(members[2]));
var feature = new Minutia((short)double.Parse(members[3]), (short)double.Parse(members[4]), double.Parse(members[5]))
{
MinutiaType = (MinutiaType)double.Parse(members[6])
};
scan.Features.Add(feature);
features[count] = new double[5];
features[count][2] = double.Parse(members[3]);
features[count][3] = double.Parse(members[4]);
features[count][0] = double.Parse(members[5]);
features[count][1] = double.Parse(members[6]);
features[count][4] = double.Parse(members[7]);
count++;
// Read lines from the file until the end of the file is reached.
while ((line = sr.ReadLine()) != null)
{
members = line.Split(splitStringArray, StringSplitOptions.None);
features[count] = new double[5];
features[count][2] = double.Parse(members[3]);
features[count][3] = double.Parse(members[4]);
features[count][0] = double.Parse(members[5]);
features[count][1] = double.Parse(members[6]);
features[count][4] = double.Parse(members[7]);
count++;
feature = new Minutia((short)double.Parse(members[3]), (short)double.Parse(members[4]), double.Parse(members[5]))
{
MinutiaType = (MinutiaType)double.Parse(members[6])
};
scan.Features.Add(feature);
var scanId = int.Parse(members[2]);
if (scan.Id != scanId)
{
finger.Scans.Add(scan);
scan = new Scan(scanId);
}
var fingerId = int.Parse(members[1]);
if (finger.Id != fingerId)
{
person.Fingerprints.Add(finger);
finger = new Fingerprint(fingerId);
}
if (person.Id != members[0])
{
People.Add(person);
person = new Person(members[0]);
}
}
finger.Scans.Add(scan);
person.Fingerprints.Add(finger);
People.Add(person);
sr.Close();
}
return features;
}
private void ExtractFeatures()
{
var featExtractor = new Ratha1995MinutiaeExtractor();
foreach (var person in existingPeople)
{
var fingerprintOwner = new Person(person);
foreach (var finger in wantedFingers)
{
var fingerprintFinger = new Fingerprint(int.Parse(finger));
foreach (var scan in wantedScans)
{
var fingerprintImg =
ImageLoader.LoadImage(string.Format(@"{0}{1}_{2}_{3}.tif", Folder, person, finger, scan));
var features = featExtractor.ExtractFeatures(fingerprintImg);
var fingerprintScan = new Scan(int.Parse(scan), features);
fingerprintFinger.Scans.Add(fingerprintScan);
}
fingerprintOwner.Fingerprints.Add(fingerprintFinger);
}
People.Add(fingerprintOwner);
}
}
private void LoadPeople()
{
var fileName = string.Format(@"{0}{1}", Folder, FeaturesDatabase);
using (var sr = new StreamReader(fileName))
{
var line = sr.ReadLine();
var splitStringArray = new string[1] {";"};
line = sr.ReadLine();
var members = line.Split(splitStringArray, StringSplitOptions.None);
var person = new Person(members[0]);
var finger = new Fingerprint(int.Parse(members[1]));
var scan = new Scan(int.Parse(members[2]));
var feature = new Minutia(short.Parse(members[3]), short.Parse(members[4]), double.Parse(members[5]))
{
MinutiaType = (MinutiaType) int.Parse(members[6])
};
scan.Features.Add(feature);
// Read lines from the file until the end of the file is reached.
while ((line = sr.ReadLine()) != null)
{
members = line.Split(splitStringArray, StringSplitOptions.None);
feature = new Minutia(short.Parse(members[3]), short.Parse(members[4]), double.Parse(members[5]))
{
MinutiaType = (MinutiaType) int.Parse(members[6])
};
scan.Features.Add(feature);
var scanId = int.Parse(members[2]);
if (scan.Id != scanId)
{
finger.Scans.Add(scan);
scan = new Scan(scanId);
}
var fingerId = int.Parse(members[1]);
if (finger.Id != fingerId)
{
person.Fingerprints.Add(finger);
finger = new Fingerprint(fingerId);
}
if (person.Id != members[0])
{
People.Add(person);
person = new Person(members[0]);
}
}
finger.Scans.Add(scan);
person.Fingerprints.Add(finger);
People.Add(person);
sr.Close();
}
}