private static MetricRange TryGetMetricRange(
double[] values,
int minPercentile, int maxPercentile)
{
Code.BugIf(minPercentile > maxPercentile, "minPercentile>maxPercentile");
if (!CheckValues(values))
{
return(MetricRange.Empty);
}
minPercentile = _percentileRange.Clamp(minPercentile);
maxPercentile = _percentileRange.Clamp(maxPercentile);
var statValues = new Statistics(values);
var minValue = statValues.Percentiles.Percentile(minPercentile);
var maxValue = statValues.Percentiles.Percentile(maxPercentile);
// NB: min may be less then max due to rounding errors
if (minValue > maxValue)
{
minValue = maxValue;
}
return(MetricValueHelpers.CreateMetricRange(minValue, maxValue));
}
public MetricRange TryGetRelativeLimitValues(double[] values, double[] baselineValues)
{
var result = TryGetRelativeMeanValue(values, baselineValues);
if (result == null)
{
return(MetricRange.Empty);
}
var minRatio = result * 0.98; // 0.99*0.99 accuracy
var maxRatio = result * 1.02; // 1.01*1.01 accuracy
return(MetricValueHelpers.CreateMetricRange(minRatio, maxRatio));
}
public MetricRange TryGetLimitValues(double[] values)
{
var result = TryGetMeanValue(values);
if (result == null)
{
return(MetricRange.Empty);
}
var minRatio = result * 0.99; // 0.99 accuracy
var maxRatio = result * 1.01; // 1.01 accuracy
return(MetricValueHelpers.CreateMetricRange(minRatio, maxRatio));
}
private static MetricRange TryGetMetricRange(
double[] values, double[] baselineValues,
int minPercentile, int maxPercentile)
{
Code.BugIf(minPercentile > maxPercentile, "minPercentile>maxPercentile");
if (!CheckValues(values, baselineValues))
{
return(MetricRange.Empty);
}
minPercentile = _percentileRange.Clamp(minPercentile);
maxPercentile = _percentileRange.Clamp(maxPercentile);
var statBaseline = new Statistics(baselineValues);
var minBaseline = statBaseline.Percentiles.Percentile(minPercentile);
var maxBaseline = statBaseline.Percentiles.Percentile(maxPercentile);
if (minBaseline.Equals(0) || maxBaseline.Equals(0))
{
return(MetricRange.Empty);
}
var statValues = new Statistics(values);
var minValue = statValues.Percentiles.Percentile(minPercentile);
var maxValue = statValues.Percentiles.Percentile(maxPercentile);
// NB: min may be less then max due to rounding errors
if (minValue > maxValue)
{
minValue = maxValue;
}
var minRatio = minValue / minBaseline;
var maxRatio = maxValue / maxBaseline;
if (minRatio > maxRatio)
{
minRatio = maxRatio;
}
return(MetricValueHelpers.CreateMetricRange(minRatio, maxRatio));
}
private static MetricRange TryGetMetricRange(
double[] values, double[] baselineValues,
int minPercentile, int maxPercentile)
{
Code.BugIf(minPercentile > maxPercentile, "minPercentile>maxPercentile");
if (!CheckValues(values, baselineValues))
{
return(MetricRange.Empty);
}
minPercentile = _percentileRange.Clamp(minPercentile);
maxPercentile = _percentileRange.Clamp(maxPercentile);
var statBaseline = new Statistics(baselineValues);
var minBaseline = statBaseline.Percentiles.Percentile(minPercentile);
var maxBaseline = statBaseline.Percentiles.Percentile(maxPercentile);
// ReSharper disable CompareOfFloatsByEqualityOperator
if (minBaseline == 0 || maxBaseline == 0)
{
// ReSharper restore CompareOfFloatsByEqualityOperator
return(MetricRange.Empty);
}
var statValues = new Statistics(values);
var minValues = statValues.Percentiles.Percentile(minPercentile);
var maxValues = statValues.Percentiles.Percentile(maxPercentile);
var minRatio = minValues / minBaseline;
var maxRatio = maxValues / maxBaseline;
if (minRatio > maxRatio)
{
minRatio = maxRatio;
}
return(MetricValueHelpers.CreateMetricRange(minRatio, maxRatio));
}
public MetricRange TryGetRelativeActualValues(double[] values, double[] baselineValues)
{
var result = TryGetRelativeMeanValue(values, baselineValues);
return(result == null ? MetricRange.Empty : MetricValueHelpers.CreateMetricRange(result, result));
}
public MetricRange TryGetActualValues(double[] values)
{
var result = TryGetMeanValue(values);
return(result == null ? MetricRange.Empty : MetricValueHelpers.CreateMetricRange(result, result));
}
