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BnbConfig

scirs2_optimize::integer::milp_branch_and_bound

Struct BnbConfig 

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pub struct BnbConfig {
    pub max_nodes: usize,
    pub time_limit_secs: f64,
    pub abs_gap: f64,
    pub rel_gap: f64,
    pub int_tol: f64,
    pub branching: BranchingStrategy,
    pub strong_branching_candidates: usize,
}
Expand description

Configuration for the branch-and-bound solver.

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§max_nodes: usize

Maximum number of B&B nodes to explore.

§time_limit_secs: f64

Wall-clock time limit in seconds (0 = no limit).

§abs_gap: f64

Absolute gap tolerance: stop when incumbent − lower_bound ≤ abs_gap.

§rel_gap: f64

Relative gap tolerance: stop when gap / |incumbent| ≤ rel_gap.

§int_tol: f64

Integrality tolerance.

§branching: BranchingStrategy

Variable selection strategy.

§strong_branching_candidates: usize

Number of candidate variables to evaluate in strong branching.

Trait Implementations§

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impl Clone for BnbConfig

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fn clone(&self) -> BnbConfig

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 BnbConfig

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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 Default for BnbConfig

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fn default() -> Self

Returns the “default value” for a type. Read more

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