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Table 3 Comparative evaluation of Theme-generated terms with LDA using the NPMI coherence metric on the SNP dataset

From: Discovering themes in biomedical literature using a projection-based algorithm

# Cl

Method

Topic terms

  

Top 5

Top 10

Top 20

100

LDA

2.52

8.47

29.33

100

Theme uni

3.34

9.78

27.38

100

Theme

3.83

10.38

28.02

1000

LDA

3.04

11.46

44.70

1623

Theme uni

3.34

10.72

30.91

1066

Theme

3.80

11.80

33.21