Struct rusty_machine::learning::glm::Log

pub struct Log;

The log link function.

Used primarily as the canonical link in Poisson Regression.

Trait Implementations

impl Debug for Log

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Copy for Log

impl Clone for Log

fn clone(&self) -> Log

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl LinkFunc for Log

The log link function.

g(u) = ln(u)

fn func(x: f64) -> f64

The link function.

fn func_grad(x: f64) -> f64

The gradient of the link function.

fn func_inv(x: f64) -> f64

The inverse of the link function. Often called the 'mean' function.