Before revision: Despite their large-scale coverage, existing cross-domain knowledge graphs invariably suffer from inherent incompleteness and sparsity , necessitating link prediction that requires inferring a target entity, given a source entity and a query relation.
After revision: Despite their large-scale coverage, existing cross-domain knowledge graphs invariably suffer from inherent incompleteness and sparsity . Link prediction can alleviate this by inferring a target entity, given a source entity and a query relation.