Chapter 1: Data Mining Patterns 7

Cluster analysis 8

K-means clustering 9

Usage 9

Example 10

K-medoids clustering 13

Usage 14

Example 15

Hierarchical clustering 18

Usage 19

Example 19

Expectation-maximization 21

Usage 21

List of model names 22

Example 23

Density estimation 27

Usage 27

Example 29

Anomaly detection 30

Show outliers 31

Example 31

Example 32

Another anomaly detection example 33

Calculating anomalies 34

Usage 34

Example 1 35

Example 2 35

Association rules 36

Mine for associations 37

Usage 37

Example 37