Journal of Big Data

Table 5 Standard deviations of the predictions measured for K-means and DENCAST and the result of the Wilcoxon signed-rank tests

From: DENCAST: distributed density-based clustering for multi-target regression

	30 days		60 days		90 days
	DENCAST	K-means	DENCAST	K-means	DENCAST	K-means
Single-target (ST)
PVItaly	0.0419	0.0497	0.0388	0.0510	0.0389	0.0520
PVNREL	0.0217	0.0379	0.0196	0.0385	0.0213	0.0386
LightSource	0.0079	0.0055	0.0061	0.0068	0.0082	0.0090
WindNREL	0.1063	0.1948	0.1086	0.2113	0.1081	0.2188
Bike sharing	0.0399	0.0417	0.0398	0.0422	0.0391	0.0425
Burlington	0.0655	0.0820	0.0636	0.0867	0.0665	0.0862
Average	0.0472	0.0686	0.0461	0.0727	0.0470	0.0745
Winner	DENCAST		DENCAST		DENCAST
p-value	0.0374		0.0139		0.0139
Multi-target (MT)
PVItaly	0.0360	0.0743	0.0363	0.0740	0.0335	0.0753
PVNREL	0.0184	0.0416	0.0185	0.0380	0.0197	0.0353
LightSource	0.0082	0.0080	0.0064	0.0070	0.0041	0.0025
WindNREL	0.1139	0.1247	0.1137	0.0926	0.1119	0.0794
Bike sharing	0.0402	0.0918	0.0433	0.0895	0.0459	0.0885
Burlington	0.0678	0.1427	0.0726	0.1339	0.0673	0.1404
Average	0.0474	0.0805	0.0485	0.0725	0.0470	0.0702
Winner	DENCAST		DENCAST		DENCAST
p-value	0.0232		0.0579		0.0865

Statistically significant results are marked in italics

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