Clustering Categorical Data Using Community Detection Techniques

Table 11

Clustering results for Nursery data.

(a) Confusion matrix

	Class
	Not_recom	Recommend	Very_recom	Priority	Spec_prior
Not_recom	1440	0	132	1484	1264
recommend	0	0	0	0	0
Very_recom	0	0	0	0	0
Priority	1440	2	196	1924	758
Spec_prior	1440	0	0	858	2022

(b) Performance comparison

	Random	Cao	Khan	Proposed
AC	0.3331	0.3673	0.2804	0.4156
PR	0.2902	0.2978	0.2304	0.6494
RE	0.2592	0.2273	0.2044	0.2569