2-D Gaussian function.
Namespace:
AForge.MathAssembly: AForge.Math (in AForge.Math.dll) Version: 2.2.5.0 (2.2.5.0)
Syntax
Return Value
Returns function's value at point (x, y).
Remarks
The function calculates 2-D Gaussian function:

f(x, y) = exp( x * x + y * y / ( -2 * s * s ) ) / ( s * s * 2 * PI )