Probabilistic Distance Clustering: Algorithm and Applications - Clustering Challenges in Biological Network - page 45

2 2

1.5 1.5

1 1

0.5 0.5

0 0

0 0.5 1 1.5 2 0 0.5 1 1.5 2

(a) A data set with three clusters (b) The level sets of the JDF

Fig. 2.5. The results of PDQ Algorithm for Example 2.6

The PDQ Algorithm, does not require or depend on such assumptions, and still
gives decent estimates. This is illustrated in Table 2.3.

Table 2.3. A comparison of methods for the data of Example 2.6