Simulation Study on Clustering Approaches for Short-Term Electricity Forecasting

Table 8

Results for the relevant number of clusters based on the partition type and the time series similarity measure.

	KL	CH	Hartigan	Cindex	DB	Silhouette	Duda	Ratkowsky	Ball	Ptbiserial	Frey	McClain	Dunn	SDindex
acf	5	4	4	2	9	2	2	4	3	3	2	2	9	2
ccor	2	2	9	9	6	5	8	2	3	6	1	4	9	2
dtw	3	2	3	4	2	2	3	2	3	2	3	2	2	6
edr	3	2	3	2	2	2	7	3	3	3	1	2	3	2
euclidean	2	2	3	4	5	2	4	2	3	2	2	2	2	5
fourier	2	2	3	3	5	2	4	2	3	2	2	2	2	5
int.per	9	2	3	8	2	2	8	2	3	2	2	2	9	3
lcss	5	5	5	2	9	9	6	8	3	9	1	2	9	9
sts	2	2	5	2	9	9	2	6	3	9	1	2	9	8
tquest	7	7	6	9	5	4	2	7	3	6	1	2	6	3