Struct GraphWeightOptimizer 

pub struct GraphWeightOptimizer { /* private fields */ }

Graph weight optimizer using simplified DW-GRPO approach

Implementations

impl GraphWeightOptimizer

pub fn new() -> Self

Create a new optimizer with default configuration

pub fn with_config(config: OptimizerConfig) -> Self

Create optimizer with custom configuration

pub fn with_ollama_client(self, client: OllamaClient) -> Self

Set Ollama client for LLM-based evaluation

pub async fn optimize_weights( &mut self, graph: &mut KnowledgeGraph, test_queries: &[TestQuery], ) -> Result<()>

Optimize graph relationship weights based on test queries

Arguments

• graph - Mutable reference to the knowledge graph
• test_queries - Test queries with expected answers for evaluation

Returns

Result indicating success or error

pub fn history(&self) -> &[OptimizationStep]

Get optimization history

pub fn final_metrics(&self) -> Option<(f32, f32, f32, f32)>

Get final metrics after optimization

pub fn total_improvement(&self) -> f32

Get improvement from first to last iteration

Trait Implementations

impl Default for GraphWeightOptimizer

fn default() -> Self

Returns the “default value” for a type.