//---------------------------------------------------------------------------------------------------------------------
//Индекс оптимального значения гаммы
private int GetOptimalGammaValueIndex(double[] intensitiesByCyclingShift, double[] gammaValues)
{
Dictionary <int, double> rootMeanSquareErrors = new Dictionary <int, double>();
for (int index = 0; index < gammaValues.Length; index++)
{
double gamma = gammaValues[index];
double[] correctedIntensities = ArrayOperator.GetValuesInPower(intensitiesByCyclingShift, gamma);
double rootMeanSquareError = Statistician.GetRootMeanSquareError(intensitiesByCyclingShift, correctedIntensities);
rootMeanSquareErrors.Add(index, rootMeanSquareError);
}
int optimalIndex = 0;
double optimalError = rootMeanSquareErrors[0];
foreach (KeyValuePair <int, double> pair in rootMeanSquareErrors)
{
if (pair.Value < optimalError)
{
optimalIndex = pair.Key;
}
}
return(optimalIndex);
}
//---------------------------------------------------------------------------------------------------------------------
public RealMatrix[] GetCorrectedInterferograms(RealMatrix[] interferograms, double[] gammaValues)
{
int width = interferograms[0].ColumnCount;
int height = interferograms[0].RowCount;
RealMatrix[] gammaCorrectedInterferograms = new RealMatrix[interferograms.Length];
for (int index = 0; index < gammaCorrectedInterferograms.Length; index++)
{
gammaCorrectedInterferograms[index] = new RealMatrix(height, width);
}
for (int x = 0; x < width; x++)
{
for (int y = 0; y < height; y++)
{
double[] intensities = MatricesManager.GeValuesFromMatrices(y, x, interferograms);
int cyclingShiftsCount = 0;
double[] intensitiesByCyclingShift =
ArrayOperator.GetArrayByCyclingShiftWithMinimumValueInOrigin(intensities, out cyclingShiftsCount);
int optimalGammaValueIndex = this.GetOptimalGammaValueIndex(intensitiesByCyclingShift, gammaValues);
double gamma = gammaValues[optimalGammaValueIndex];
double[] gammaCorrectedIntensities = ArrayOperator.GetValuesInPower(intensities, gamma);
double[] resultValues =
ArrayOperator.GetArrayByReverseCyclingShift(gammaCorrectedIntensities, cyclingShiftsCount);
MatricesManager.SetValuesInMatrices(gammaCorrectedInterferograms, resultValues, y, x);
}
}
return(gammaCorrectedInterferograms);
}
