Table 17 The performance for mini-batch K-means algorithm for the last situation Preprocessing 3.

From: Open source Arabic research paper dataset for natural language processing

# K

Silhouette coefficient (euclidean)

Silhouette coefficient (cosine)

ARI

Davies–Bouldin Index

2

0.023

0.042

0.109

5.633

3

0.048

0.086

0.095

3.573

4

0.024

0.041

0.061

2.179

5

0.028

0.050

0.154

3.549

6

0.025

0.044

0.171

3.307

7

0.009

0.013

0.286

3.823

8

0.010

0.014

0.205

3.072

9

0.006

0.007

0.221

3.259

10

0.002

0.001

0.434

3.445