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Table 7 Results of the evaluation the subsumption pairs in the output of Step 8a.

From: Issues in learning an ontology from text

Number of terms sampled

408

Number of valid terms

198

Number of incorrect terms

210

Term precision on this sample

0.49

Number of subsumption pairs in this sample

204

Number of valid subsumption pairs in this sample

57

Number of incorrect subsumption pairs in this sample

147

Precision of the subsumption pairs in this sample

0.28