Struct TreeSA 

pub struct TreeSA {
    pub betas: Vec<f64>,
    pub ntrials: usize,
    pub niters: usize,
    pub initializer: Initializer,
    pub score: ScoreFunction,
    pub decomposition_type: DecompositionType,
}

Configuration for the TreeSA optimizer.

Fields

betas: Vec<f64>

Inverse temperature schedule (β values)

ntrials: usize

Number of independent trials to run

niters: usize

Iterations per temperature level

initializer: Initializer

Initialization method

score: ScoreFunction

Scoring function for evaluating solutions

decomposition_type: DecompositionType

Decomposition type (Tree or Path)

Implementations

impl TreeSA

pub fn new( betas: Vec<f64>, ntrials: usize, niters: usize, initializer: Initializer, score: ScoreFunction, ) -> Self

Create a new TreeSA with custom parameters.

pub fn fast() -> Self

Create a fast TreeSA configuration with fewer iterations.

pub fn path() -> Self

Create a path decomposition variant (linear contraction order).

pub fn with_sc_target(self, sc_target: f64) -> Self

Set the space complexity target.

pub fn with_ntrials(self, ntrials: usize) -> Self

Set the number of trials.

pub fn with_niters(self, niters: usize) -> Self

Set the number of iterations per temperature level.

pub fn with_betas(self, betas: Vec<f64>) -> Self

Set the inverse temperature schedule.

Trait Implementations

impl Clone for TreeSA

fn clone(&self) -> TreeSA

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl CodeOptimizer for TreeSA

fn optimize<L: Label>( &self, code: &EinCode<L>, size_dict: &HashMap<L, usize>, ) -> Option<NestedEinsum<L>>

Optimize the contraction order for an EinCode.

impl Debug for TreeSA

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

Formats the value using the given formatter.

impl Default for TreeSA

fn default() -> Self

Returns the “default value” for a type.