Trait opensrdk_kernel_method::Kernel

pub trait Kernel<T>: Clone + Debug + Send + Sync {
    fn get_params(&self) -> &[f64];
    fn set_params(&mut self, params: &[f64]) -> Result<(), String>;
    fn value(&self, x: &T, x_prime: &T) -> Result<f64, String>;
    fn grad(
        &self, 
        x: &T, 
        x_prime: &T
    ) -> Result<Box<dyn Fn(&[f64]) -> Result<Vec<f64>, String>>, String>;
}

Required methods

fn get_params(&self) -> &[f64]

fn set_params(&mut self, params: &[f64]) -> Result<(), String>

fn value(&self, x: &T, x_prime: &T) -> Result<f64, String>

fn grad(
    &self,
    x: &T,
    x_prime: &T
) -> Result<Box<dyn Fn(&[f64]) -> Result<Vec<f64>, String>>, String>

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Implementors

impl Kernel<Vec<f64>> for ARD

fn get_params(&self) -> &[f64]

fn set_params(&mut self, params: &[f64]) -> Result<(), String>

fn value(&self, x: &Vec<f64>, x_prime: &Vec<f64>) -> Result<f64, String>

fn grad(
    &self,
    x: &Vec<f64>,
    x_prime: &Vec<f64>
) -> Result<Box<dyn Fn(&[f64]) -> Result<Vec<f64>, String>>, String>

impl Kernel<Vec<f64>> for Exponential

fn get_params(&self) -> &[f64]

fn set_params(&mut self, params: &[f64]) -> Result<(), String>

fn value(&self, x: &Vec<f64>, x_prime: &Vec<f64>) -> Result<f64, String>

fn grad(
    &self,
    x: &Vec<f64>,
    x_prime: &Vec<f64>
) -> Result<Box<dyn Fn(&[f64]) -> Result<Vec<f64>, String>>, String>

impl Kernel<Vec<f64>> for Linear

fn get_params(&self) -> &[f64]

fn set_params(&mut self, _: &[f64]) -> Result<(), String>

fn value(&self, x: &Vec<f64>, x_prime: &Vec<f64>) -> Result<f64, String>

fn grad(
    &self,
    _: &Vec<f64>,
    _: &Vec<f64>
) -> Result<Box<dyn Fn(&[f64]) -> Result<Vec<f64>, String>>, String>

impl Kernel<Vec<f64>> for Periodic

fn get_params(&self) -> &[f64]

fn set_params(&mut self, params: &[f64]) -> Result<(), String>

fn value(&self, x: &Vec<f64>, x_prime: &Vec<f64>) -> Result<f64, String>

fn grad(
    &self,
    x: &Vec<f64>,
    x_prime: &Vec<f64>
) -> Result<Box<dyn Fn(&[f64]) -> Result<Vec<f64>, String>>, String>

impl Kernel<Vec<f64>> for RBF

fn get_params(&self) -> &[f64]

fn set_params(&mut self, params: &[f64]) -> Result<(), String>

fn value(&self, x: &Vec<f64>, x_prime: &Vec<f64>) -> Result<f64, String>

fn grad(
    &self,
    x: &Vec<f64>,
    x_prime: &Vec<f64>
) -> Result<Box<dyn Fn(&[f64]) -> Result<Vec<f64>, String>>, String>

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