聚类编号

聚类大小

Silhouette值

文献平均年份

聚类标签

0

62

0.585

1993

discourse status

1

60

0.796

1997

research article

2

59

0.671

1990

discourse marker

3

47

0.959

1996

epistemics group

4

44

0.994

1982

semantics

5

31

0.998

1972

case

6

26

0.984

1983

English existential

7

25

0.958

1984

information status

8

18

0.977

1981

English conversation