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Bonyou Koo

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Book Open access Aug 2026

Joint Global-Local Representations via Relation-Entity Pair Encoding for Hyper-Relational Knowledge Graphs

Hyper-relational knowledge graphs (HKGs) extend knowledge graphs with qualifiers to represent complex n-ary facts. However, existing methods often (1) rely on relation-agnostic node aggregation that mixes heterogeneous multi-hop evidence, which can lead to entity-role ambiguity and representation collapse, and (2) fail...

Sangjun Ji, Sangjune Kim, Youngho Lee et al. · 0 citations

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