| make.link {stats} | R Documentation |
This function is used with the family functions in
glm().
Given the name of a link, it returns a link function, an inverse link
function, the derivative dmu/deta and a function
for domain checking.
make.link(link)
link |
character or numeric; one of "logit",
"probit", "cauchit", "cloglog", "identity",
"log", "sqrt", "1/mu^2",
"inverse", or (deprecated) a non-negative number,
say lambda resulting
in power link mu ^ lambda.
Also (deprecated) a string like "power(0.5)" to
indicate a call to power.
|
A object of class "link-glm", a list with components
linkfun |
Link function function(mu) |
linkinv |
Inverse link function function(eta) |
mu.eta |
Derivative function(eta) dmu/deta |
valideta |
function(eta){ TRUE if
eta is in the domain of linkinv }. |
name |
a name to be used for the link |
.
utils::str(make.link("logit"))