"Controls speed of feature learning". Depends on T. Typical value circa 0.005.

Namespace:  Emgu.CV.Structure
Assembly:  Emgu.CV (in Emgu.CV.dll) Version: 2.0.1.0 (2.0.1.0)

Syntax

C#
public float alpha2
Visual Basic (Declaration)
Public alpha2 As Single
Visual C++
public:
float alpha2

See Also