robustreg (version 0.1-3)

derivPsiHuber: Derivative of Huber Psi Function

Description

Calculates residual from the first derivative of Huber psi function

Usage

derivPsiHuber(r,c)

Arguments

r

Value to be evaluated by function

c

Tuning constant

Value

• r: Value to be evaluated by function

  c: Tuning constant

Details

Calculates residual from the first derivative of Huber psi function

References

Huber

See Also

psiHuber()