GraphSAGE

oxirs_vec::gnn_embeddings

Struct GraphSAGE 

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pub struct GraphSAGE { /* private fields */ }
Expand description

GraphSAGE (Graph Sample and Aggregate) embedding model

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impl GraphSAGE

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pub fn new(config: KGEmbeddingConfig) -> Self

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pub fn with_aggregator(self, aggregator: AggregatorType) -> Self

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pub fn with_sampling_strategy(self, strategy: SamplingStrategy) -> Self

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pub fn with_sample_size(self, size: usize) -> Self

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pub fn dimensions(&self) -> usize

Get embedding dimensions

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impl KGEmbeddingModel for GraphSAGE

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fn train(&mut self, triples: &[Triple]) -> Result<()>

Train the model on triples
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fn get_entity_embedding(&self, entity: &str) -> Option<Vector>

Get entity embedding
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fn get_relation_embedding(&self, relation: &str) -> Option<Vector>

Get relation embedding
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fn score_triple(&self, triple: &Triple) -> f32

Score a triple
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fn predict_tail( &self, head: &str, relation: &str, k: usize, ) -> Vec<(String, f32)>

Predict tail entities for (head, relation, ?)
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fn predict_head( &self, relation: &str, tail: &str, k: usize, ) -> Vec<(String, f32)>

Predict head entities for (?, relation, tail)
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fn get_entity_embeddings(&self) -> HashMap<String, Vector>

Get all entity embeddings
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fn get_relation_embeddings(&self) -> HashMap<String, Vector>

Get all relation embeddings

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