Class ANN_Maths

Description
  • access: private

Located in /ANN_Maths.php (line 52)


	
			
Class Constant Summary
 PRECISION = 3
Method Summary
[171]   public   static   float :  linearSaturated (float $x)
[190]   public   static   float :  linearSaturated01 (float $x)
[140]   public   static   integer :  random ([integer $min = 0], [integer $max = 10])
[63]   public   static   float :  sigmoid (float $x)
[77]   public   static   float :  sigmoidI (float $x)
[156]   public   static   integer :  sign (float $value)
[89]   public   static   float :  tangensHyperbolicus (float $x)
[101]   public   static   float :  tangensHyperbolicus01 (float $x)
[115]   public   static   float :  tangensHyperbolicusI (float $x)
[127]   public   static   integer :  threshold (float $x)
Methods
public static float linearSaturated (float $x) [171]
  • return: (-1 .. 1)
  • access: public
  • float $x
public static float linearSaturated01 (float $x) [190]
  • float $x
public static integer random (integer $min, [integer $max = 10]) [140]
  • integer $min: (Default: 0)
  • integer $max: (Default: 10)
public static float sigmoid (float $x) [63]
  • float $x
public static float sigmoidI (float $x) [77]

First derivative of sigmoid()

  • return: (between near 0 and near 1)
  • access: public
  • float $x
public static integer sign (float $value) [156]

Return the sign of a number

If $value is positiv the method returns 1 otherwise -1.

  • float $value
public static float tangensHyperbolicus (float $x) [89]
  • return: (between near 0 and near 1)
  • access: public
  • float $x
public static float tangensHyperbolicus01 (float $x) [101]
  • float $x
public static float tangensHyperbolicusI (float $x) [115]

First derivative of tanh()

  • return: (between near 0 and near 1)
  • access: public
  • float $x
public static integer threshold (float $x) [127]
  • float $x
Class Constants
PRECISION = 3 (line 54)

Documentation generated on Tue, 16 Dec 2008 18:36:07 +0100 by phpDocumentor 1.4.1