Table 4 Statistical table of k-means clustering analysis.

From: Effects of non-landslide sampling strategies on machine learning models in landslide susceptibility mapping

Clustering result

Number of sample points (pieces)

Landslide points (pieces)

Relative landslide ratio(10–4)

1

236,563

37

1.56

2

193,407

29

1.50

3

92,069

9

0.98

4

262,315

46

1.75

5

215,646

67

3.11