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330 WIP - updates the demodulator viewer with an eye diagram and symbol

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chart.  Testing various configurations to see which yields the best
PLL and symbol timing locks.
This commit is contained in:
Denny
2018-02-18 16:20:45 -05:00
parent eaf7c7d11e
commit dda37a1198
20 changed files with 844 additions and 279 deletions
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12
src/main/java/io/github/dsheirer/buffer/DoubleCircularBuffer.java
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@@ -18,6 +18,7 @@
package io.github.dsheirer.buffer;
import org.apache.commons.math3.stat.descriptive.moment.Mean;
import org.apache.commons.math3.stat.descriptive.moment.StandardDeviation;
import org.apache.commons.math3.stat.descriptive.moment.Variance;
import org.apache.commons.math3.stat.descriptive.rank.Max;
import org.apache.commons.math3.stat.descriptive.rank.Min;
@@ -30,6 +31,7 @@ import java.util.Arrays;
*/
public class DoubleCircularBuffer
{
private StandardDeviation mStandardDeviation;
private Variance mVariance;
private Max mMax;
private Mean mMean;
@@ -140,6 +142,16 @@ public class DoubleCircularBuffer
return mMin.evaluate(mBuffer, 0, mBuffer.length);
}
public double standardDeviation()
{
if(mStandardDeviation == null)
{
mStandardDeviation = new StandardDeviation();
}
return mStandardDeviation.evaluate(mBuffer);
}
/**
* Calculates the variance of the values contained in this buffer
*/