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Table 3 Semantic relatedness results

From: Indirect association and ranking hypotheses for literature based discovery

Correlation Coefficients (ρ) and number of samples (n)

  

Measure

MiniMayo Cod

MiniMayo Phys

UMNSRS Sim

UMNSRS Rel

Random

-0.0300 (29)

-0.1279 (29)

-0.0185 (401)

-0.0113 (430)

LTC

0.5132 (29)

0.5063 (29)

0.2195 (390)

0.2386 (415)

LTA

0.4930 (29)

0.5403 (29)

0.4772 (390)

0.3526 (415)

MWA

0.2902 (29)

0.3231 (29)

0.3617 (390)

0.2606 (415)

SBC

0.6351 (29)

0.5978 (29)

0.5163 (389)

0.5112 (414)

LSA

0.3881 (29)

0.4027 (29)

0.3366 (390)

0.3080 (415)

Dir Cos

0.5946 (29)

0.5165 (29)

0.5315 (390)

0.4015 (415)

Emb Cos

0.7762 (29)

0.6942 (29)

0.7038 (392)

0.5537 (418)

  1. Spearman’s Rank Correlation Coefficient and the number of terms compared for each method on the task of semantic similarity and relatedness. Each row shows the results for a single method, and each column for a different dataset. Bold terms indicate the best performance