Struct rusty_machine::learning::toolkit::cost_fn::CrossEntropyError [−] [src]

pub struct CrossEntropyError;

The cross entropy error cost function.

Trait Implementations

`impl CostFunc<Matrix<f64>> for CrossEntropyError`
[src]

`fn cost(output: &Matrix<f64>, target: &Matrix<f64>) -> f64`

The cost function.

`fn grad_cost(output: &Matrix<f64>, target: &Matrix<f64>) -> Matrix<f64>`

The gradient of the cost function.

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