public void SchedulePixelComparisons_Simple()
{
// arrange - instantiate scheduler
PixelComparisonScheduler scheduler = new PixelComparisonScheduler(2, 1, 2, 2);
// get scheduled comparisons
PixelComparisonGroupF[] scheduledComparisons = scheduler.ScheduledPixelComparisons;
// assert - number of base classifiers
Assert.AreEqual(2, scheduler.BaseClassifierCount);
// assert - comparisons per classifier
Assert.AreEqual(1, scheduler.ComparisonsPerClassifier);
// gather all comparisons in one list
List <PixelComparisonF> comparisons = new List <PixelComparisonF>();
for (int i = 0; i < scheduler.BaseClassifierCount; i++)
{
for (int j = 0; j < scheduler.ComparisonsPerClassifier; j++)
{
comparisons.Add(scheduledComparisons[i].Value[j]);
}
}
// assert - all comparisons are unique
CollectionAssert.AllItemsAreUnique(comparisons);
}
public void SchedulePixelComparisons_NotEnoughPixelComparisons()
{
// arrange - instantiate scheduler
PixelComparisonScheduler scheduler = new PixelComparisonScheduler(5, 10, 3, 2);
// assert - every classifier got only 1 comparison
Assert.AreEqual(1, scheduler.ComparisonsPerClassifier);
}
public void SchedulePixelComparisons_BiggerCase()
{
// arrange - instantiate scheduler
PixelComparisonScheduler scheduler = new PixelComparisonScheduler(5, 10, 10, 10);
// get scheduled comparisons
PixelComparisonGroupF[] scheduledComparisons = scheduler.ScheduledPixelComparisons;
// gather all comparisons in one list
List <PixelComparisonF> comparisons = new List <PixelComparisonF>();
for (int i = 0; i < scheduler.BaseClassifierCount; i++)
{
for (int j = 0; j < scheduler.ComparisonsPerClassifier; j++)
{
comparisons.Add(scheduledComparisons[i].Value[j]);
}
}
// assert - all comparisons are unique
CollectionAssert.AllItemsAreUnique(comparisons);
}
private static IDetector LoadDetector(IObjectModel objectModel)
{
// scanning window generator
IScanningWindowGenerator scanningWindowGenerator = new ScanningWindowGenerator
(
1.2f,
0.1f,
0.1f,
100
);
// cascaded classifier
// variance classifier
IClassifier varianceClassifier = new VarianceClassifier(scanningWindowGenerator, 0.5);
// ensemble classifier
int width = objectModel.PatchSize.Width;
int height = objectModel.PatchSize.Height;
IPixelComparisonScheduler pcs = new PixelComparisonScheduler(12, 3, width, height);
IClassifier ensembleClassifier = new EnsembleClassifier(scanningWindowGenerator, pcs, 2);
// nn classifier
NnClassifier nnClassifier = new NnClassifier(scanningWindowGenerator, objectModel, 0.75f, 0.55f);
// instantiate cascaded classifier
IClassifier cascadedClassifier = new CascadedClassifier(varianceClassifier, ensembleClassifier, nnClassifier);
IDetector detector = new Detector
(
scanningWindowGenerator,
cascadedClassifier,
Service.NonMaximalBoundingBoxSuppress
);
return(detector);
}
