Activation.h

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#ifndef RC_ACTIVATION_H
#define RC_ACTIVATION_H
 
#include <math.h>
 
namespace Passer {
namespace RoboidControl {
 
class Activation {
 public:
  static float HeavisideStep(float inputValue, float bias = 0);  // Range: {0,1}
 
  static float Tanh(float inputValue);  // Range: (-1, 1)
 
  static float Sigmoid(float inputValue);  // Range: (0, 1)
 
  static float Linear(float inputValue, float bias = 0, float range = 0);
 
  static float Quadratic(float inputValue,
                         float bias = 0,
                         float range = 0);  // minValue = bias
 
  static float ParticleLife(float minValue,
                            float maxValue,
                            float attraction,
                            float inputValue);  // minValue = bias
};
 
}  // namespace RoboidControl
}  // namespace Passer
using namespace Passer::RoboidControl;
 
#endif