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jSDM (version 0.2.6)

logit: Generalized logit function

Description

Compute generalized logit function.

Usage

logit(x, min = 0, max = 1)

Value

y Transformed value(s).

Arguments

x

value(s) to be transformed

min

Lower end of logit interval

max

Upper end of logit interval

Author

Gregory R. Warnes <greg@warnes.net>

Details

The generalized logit function takes values on \([min, max]\) and transforms them to span \([ -\infty, +\infty ]\) it is defined as: $$y = log(\frac{p}{(1-p)})$$ $$where$$ $$p=\frac{(x-min)}{(max-min)}$$

Examples

Run this code
x <- seq(0,10, by=0.25)
xt <- jSDM::logit(x, min=0, max=10)
cbind(x,xt)
y <- jSDM::inv_logit(xt, min=0, max=10)
cbind(x,xt,y)  

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