/**
* Sample mode
* @param numbers List of number
* @return Sample median, if table was empty or null then Double.NaN is returned.
*/
public static double mode(CancellationToken token, params double[] numbers)
{
if (numbers == null)
{
return(Double.NaN);
}
if (numbers.Length == 0)
{
return(Double.NaN);
}
if (numbers.Length == 1)
{
return(numbers[0]);
}
foreach (double v in numbers)
{
if (mXparser.isCurrentCalculationCancelled(token))
{
return(Double.NaN);
}
if (Double.IsNaN(v))
{
return(Double.NaN);
}
}
double[,] dist = NumberTheory.getDistValues(token, numbers, true);
return(dist[0, 0]);
}
/**
* Greater or equal relation.
*
* @param a the a number (a >= b)
* @param b the b number (a >= b)
*
* @return if a = Double.NaN or b = Double.NaN return Double.NaN,
* else if a >= b return 1,
* otherwise return 0.
*/
public static double geq(double a, double b)
{
if ((Double.IsNaN(a)) || (Double.IsNaN(b)))
{
return(Double.NaN);
}
double eps = NumberTheory.max(epsilon, MathFunctions.ulp(b));
if (Double.IsInfinity(a) || Double.IsInfinity(b))
{
eps = 0;
}
double result = BooleanAlgebra.FALSE;
if (epsilonComparison)
{
if (a >= b - eps)
{
result = BooleanAlgebra.TRUE;
}
}
else if (a >= b)
{
result = BooleanAlgebra.TRUE;
}
return(result);
}
/**
* Sample median
* @param numbers List of number
* @return Sample median, if table was empty or null then Double.NaN is returned.
*/
public static double median(CancellationToken token, params double[] numbers)
{
if (numbers == null)
{
return(Double.NaN);
}
if (numbers.Length == 0)
{
return(Double.NaN);
}
if (numbers.Length == 1)
{
return(numbers[0]);
}
if (numbers.Length == 2)
{
return((numbers[0] + numbers[1]) / 2.0);
}
foreach (double v in numbers)
{
if (mXparser.isCurrentCalculationCancelled(token))
{
return(Double.NaN);
}
if (Double.IsNaN(v))
{
return(Double.NaN);
}
}
NumberTheory.sortAsc(token, numbers);
if ((numbers.Length % 2) == 1)
{
int i = (numbers.Length - 1) / 2;
return(numbers[i]);
}
else
{
int i = (numbers.Length / 2) - 1;
return((numbers[i] + numbers[i + 1]) / 2.0);
}
}
/**
* Greater or equal relation.
*
* @param a the a number (a >= b)
* @param b the b number (a >= b)
*
* @return if a = Double.NaN or b = Double.NaN return Double.NaN,
* else if a >= b return 1,
* otherwise return 0.
*/
public static double geq(double a, double b)
{
if ((Double.IsNaN(a)) || (Double.IsNaN(b)))
{
return(Double.NaN);
}
double eps = NumberTheory.max(epsilon, MathFunctions.ulp(b));
double result = 0;
if (epsilonComparison)
{
if (a >= b - eps)
{
result = 1;
}
}
else if (a >= b)
{
result = 1;
}
return(result);
}
/**
* Sample median
* @param numbers List of number
* @return Sample median, if table was empty or null then Double.NaN is returned.
*/
public static double median(params double[] numbers)
{
if (numbers == null)
{
return(Double.NaN);
}
if (numbers.Length == 0)
{
return(Double.NaN);
}
if (numbers.Length == 1)
{
return(numbers[0]);
}
if (numbers.Length == 2)
{
return((numbers[0] + numbers[1]) / 2.0);
}
foreach (double v in numbers)
{
if (Double.IsNaN(v))
{
return(Double.NaN);
}
}
NumberTheory.sortAsc(numbers);
if ((numbers.Length % 2) == 1)
{
int i = (numbers.Length - 1) / 2;
return(numbers[i]);
}
else
{
int i = (numbers.Length / 2) - 1;
return((numbers[i] + numbers[i + 1]) / 2.0);
}
}
/**
* Sample mode
* @param numbers List of number
* @return Sample median, if table was empty or null then Double.NaN is returned.
*/
public static double mode(params double[] numbers)
{
if (numbers == null)
{
return(Double.NaN);
}
if (numbers.Length == 0)
{
return(Double.NaN);
}
if (numbers.Length == 1)
{
return(numbers[0]);
}
foreach (double v in numbers)
{
if (Double.IsNaN(v))
{
return(Double.NaN);
}
}
double[,] dist = NumberTheory.getDistValues(numbers, true);
return(dist[0, 0]);
}
