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Table 2 Spearman and Pearson correlation coefficients between similarity value and difference in annotation size as well as between variance in similarity value and difference in annotation size

From: Evaluating the effect of annotation size on measures of semantic similarity

Similarity measure

Spearma

Pearson

 

Yeast

Synthetic GO

Synthetic HPO

Yeast

Synthetic GO

Synthetic GO

 

Average

Variance

Average

Variance

Average

Variance

Average

Variance

Average

Variance

Average

Variance

GIC (Graph Information Content)

–0.895310

–0.931818

–0.999928

–0.999784

–0.999784

–0.997835

–0.875583

–0.503795

–0.964250

–0.484246

–0.963553

–0.496135

NTO (Normalized Term Overlap)

0.901443

–0.233045

0.999784

0.961833

0.999784

0.959524

0.882986

–0.192168

0.990210

0.848649

0.993038

0.849263

UI (Union Intersection)

–0.909524

–0.924459

–1.000000

–0.658658

–1.000000

–0.518687

–0.906605

–0.596963

–0.963476

–0.547645

–0.963569

–0.508495

BMA with Jiang, Conrath 1997

0.283838

–0.925830

–0.902597

–0.521861

–0.891486

–0.770130

0.074788

–0.850654

–0.834208

–0.495874

–0.848264

–0.735985

BMA with Lin 1998

0.462843

–0.674892

–0.901587

–0.552237

–0.891126

–0.731530

0.303157

–0.707318

–0.836486

–0.517670

–0.852998

–0.693744

BMA with Resnik 1995

0.578211

–0.579149

–0.901587

–0.537807

–0.891126

–0.699856

0.442458

–0.487544

–0.835991

–0.507179

–0.854007

–0.670199

BMA with Schlicker 2006

0.462843

–0.674892

–0.901587

–0.552237

–0.891126

–0.731530

0.303157

–0.707318

-0.836486

–0.517670

–0.852998

–0.693744