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RandomWalkProposal

scirs2_stats::mcmc

Struct RandomWalkProposal 

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pub struct RandomWalkProposal {
    pub stepsize: f64,
}
Expand description

Random walk proposal with normal distribution

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§stepsize: f64

Step size (standard deviation)

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impl RandomWalkProposal

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pub fn new(stepsize: f64) -> Result<Self>

Create a new random walk proposal

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impl Clone for RandomWalkProposal

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fn clone(&self) -> RandomWalkProposal

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl Debug for RandomWalkProposal

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl ProposalDistribution for RandomWalkProposal

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fn sample<R: Rng + ?Sized>( &self, current: &Array1<f64>, rng: &mut R, ) -> Array1<f64>

Sample a new proposal given the current state
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fn log_ratio(from: &Array1<f64>, to: &Array1<f64>) -> f64

Compute the log density ratio q(x|y) / q(y|x) for asymmetric proposals

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
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