Struct rusty_machine::learning::toolkit::cost_fn::CrossEntropyError
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pub struct CrossEntropyError;
The cross entropy error cost function.
Trait Implementations
impl CostFunc<Matrix<f64>> for CrossEntropyError[src]
fn cost(outputs: &Matrix<f64>, targets: &Matrix<f64>) -> f64
The cost function.
fn grad_cost(outputs: &Matrix<f64>, targets: &Matrix<f64>) -> Matrix<f64>
The gradient of the cost function.