The number of Topic

15

20

25

30

35

40

45

consistency score

0.448717

0.461249

0.445073

0.450096

0.452616

0.442233

0.474482

The number of Topic

50

55

60

65

70

75

80

consistency score

0.448378

0.441599

0.349508

0.352140

0.342051

0.356929

0.328431