public List <double> GetSynthesis(WaveletAnalysisCollection analysisCollection)
{
var reconstructedValues = new List <double>();
var scaledUpLow = UpscaleLow(analysisCollection.RearrangedLow);
var scaledUpHigh = UpscaleHigh(analysisCollection.RearrangedHigh);
var formattedLow = WaveletValuesListMirroringHelper.GetValuesListWithMirroredExtremities(scaledUpLow);
var formattedHigh = WaveletValuesListMirroringHelper.GetValuesListWithMirroredExtremities(scaledUpHigh);
for (var i = 0; i < analysisCollection.RearrangedLow.Count + analysisCollection.RearrangedHigh.Count; i++)
{
var low = 0d;
var high = 0d;
for (var j = 0; j < 9; j++)
{
low += formattedLow[i + j] * synthesisLowCoefficients[j];
high += formattedHigh[i + j] * synthesisHighCoefficients[j];
}
reconstructedValues.Add(low + high);
}
return(reconstructedValues);
}
public WaveletAnalysisCollection GetAnalysis(List <double> values)
{
var analysisCollection = new WaveletAnalysisCollection();
var formattedValues = WaveletValuesListMirroringHelper.GetValuesListWithMirroredExtremities(values);
for (var i = 0; i < values.Count; i++)
{
var low = 0d;
var high = 0d;
for (var j = 0; j < 9; j++)
{
low += formattedValues[i + j] * analysisLowCoefficients[j];
high += formattedValues[i + j] * analysisHighCoefficients[j];
}
if (i % 2 == 0)
{
low = Math.Round(low, 6);
analysisCollection.RearrangedLow.Add(low);
}
else
{
high = Math.Round(high, 6);
analysisCollection.RearrangedHigh.Add(high);
}
}
return(analysisCollection);
}
private void CopyColumnAnalysis(WaveletAnalysisCollection analysisCollection, int columnNumber)
{
for (var rowNumber = 0; rowNumber < analysisCollection.RearrangedLow.Count; rowNumber++)
{
ImageCodes[rowNumber, columnNumber] = analysisCollection.RearrangedLow[rowNumber];
}
for (var rowNumber = 0; rowNumber < analysisCollection.RearrangedHigh.Count; rowNumber++)
{
ImageCodes[rowNumber + analysisCollection.RearrangedLow.Count, columnNumber] = analysisCollection.RearrangedHigh[rowNumber];
}
}
private void SetupCase1()
{
values = new List <double> {
1, 2, 3, 4, 5, 6, 7, 8, 9, 9, 9, 9, 9, 9, 3, 2, 7, 5, 2, 8, 2, 55, 2, 7, 3, 1, 6, 9, 1, 3, 2, 66
};
expectedResult = new WaveletAnalysisCollection
{
RearrangedLow = new List <double> {
1.333641,
3.073267,
5.000000,
6.963367,
8.833180,
8.802874,
9.533891,
3.550919,
5.705122,
3.143611,
17.770563,
17.422570,
2.318917,
5.911796,
2.183380,
19.369724
},
RearrangedHigh = new List <double>
{
0.250000,
0.000000,
0.000000,
-0.125000,
-0.125000,
-0.547631,
3.767892,
-3.484163,
0.134913,
3.924444,
58.557907,
2.356987,
-4.853240,
6.123066,
-2.014144,
71.067941
}
};
}
