Semantic Annotation of Unstructured Documents Using Concepts Similarity

Table 4

Comparing our approach with other methods using LP50 dataset.

Approach	Pearson correlation	Spearman correlation
LSA	0.59	0.53
ESA	0.68	0.59
SSA	0.71	0.64
GED	0.72	0.64
Our approach	0.745	0.65
ConceptsLearned	0.81	0.75