Direvative of the link function

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Description

Direvative of the link function η(x), η'(x), used in gLRT2, gLRT3, and gLRT4,.

Usage

1
LinkfuncDir(x, rho = 0, gamma = 0)

Arguments

x

a value between 0 and 1

rho

a non-negative parameter in [0, 1]

gamma

a non-negative parameter in [0, 1]

Value

The first derivative of the function.

Note

This is not to be called by the user.

Author(s)

Qiang Zhao and Jianguo Sun

References

X. Zhao, Q. Zhao, J. Sun, Q. and J. S. Kim (2008), "Generalized Log-rank Tests for Partly Interval-Censored Failure Time Data", Biometrical Journal, 50 (3): 375-385.

See Also

Linkfunc

Examples

1
LinkfuncDir(0.2, rho=0, gamma=1)

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