Novel Two-Dimensional Visualization Approaches for Multivariate Centroids of Clustering Algorithms

Table 2

The A_c, F_m, R_e, and P_r values (%) calculated separately for 14 datasets and the standard and the weighted K-means++ clustering approaches.

Datasets		Standard	Correlation	Gain ratio	Info gain	Relief
Blocks Classification	Ac	94.81	95.13	94.93	95.12	95.13
	Fm	95.37	95.59	95.45	95.58	95.59
	Re	96.86	96.95	96.89	96.95	96.95
	Pr	92.69	92.03	94.44	94.81	94.45
Cardiac Arrhythmia Database	Ac	97.64	98.08	96.91	97.66	95.85
	Fm	94.35	95.97	93.22	93.77	90.67
	Re	96.07	96.60	94.69	95.44	93.28
	Pr	92.69	95.35	91.79	92.15	88.21
Column 3C Weka	Ac	85.77	84.73	84.29	86.81	83.81
	Fm	79.79	81.03	80.46	83.58	79.86
	Re	80.24	81.42	80.93	83.95	80.37
	Pr	79.35	80.64	80.00	83.22	79.35
Glass Identification Database	Ac	81.05	75.39	77.62	81.55	75.57
	Fm	56.85	51.55	50.49	58.48	48.10
	Re	79.85	56.54	66.47	79.99	55.27
	Pr	44.13	47.38	40.70	46.09	42.57
Heart Statlog	Ac	69.20	73.61	73.61	73.61	73.61
	Fm	74.16	77.19	77.19	77.19	77.19
	Re	75.81	78.11	78.11	78.11	78.11
	Pr	72.59	72.59	72.22	86.29	80.74
Iris Plants Database	Ac	91.97	95.98	96.87	96.87	97.32
	Fm	88.01	94.00	95.33	95.33	97.32
	Re	88.03	94.01	95.33	95.33	96.04
	Pr	88.00	94.00	95.33	95.33	96.00
Johns Hopkins University Ionosphere Database	Ac	67.22	67.17	67.56	68.21	67.17
	Fm	73.60	73.55	73.85	74.30	73.55
	Re	78.58	78.46	78.77	79.05	78.46
	Pr	69.23	69.23	69.51	70.08	69.23
Optical Recognition of Handwritten Digits	Ac	84.51	84.52	86.17	85.47	84.50
	Fm	19.68	19.54	31.97	26.03	19.49
	Re	25.15	24.56	41.63	33.02	24.59
	Pr	16.17	16.23	25.95	21.48	16.14
Pima Indians Diabetes Database	Ac	77.77	77.77	77.51	78.01	77.10
	Fm	80.98	80.98	80.81	81.10	80.53
	Re	83.31	83.31	83.26	83.27	83.10
	Pr	78.77	78.77	78.51	79.03	78.12
Protein Localization Sites	Ac	92.38	92.05	95.30	91.75	91.85
	Fm	79.44	78.44	88.61	78.01	77.37
	Re	81.63	80.66	90.06	79.28	79.86
	Pr	77.38	76.33	87.20	76.78	75.03
Vowel Context Data	Ac	88.48	88.81	88.68	88.77	87.75
	Fm	42.26	43.49	41.30	41.96	35.87
	Re	53.06	54.95	49.54	53.97	43.59
	Pr	35.11	35.99	35.41	34.33	30.48
Waveform Database Generator	Ac	83.26	83.24	83.38	83.17	83.09
	Fm	79.41	79.39	79.54	79.32	79.23
	Re	82.67	82.66	82.80	82.65	82.54
	Pr	76.40	76.38	76.54	76.26	76.18
Wine Recognition Data	Ac	96.39	94.77	95.94	97.48	97.51
	Fm	95.14	92.85	94.45	96.36	96.40
	Re	95.35	93.01	94.53	96.65	96.75
	Pr	94.94	92.69	94.38	96.06	96.06
Wisconsin Breast Cancer	Ac	71.69	72.43	72.58	72.58	72.58
	Fm	77.19	77.69	77.79	77.79	77.79
	Re	82.48	82.71	82.76	82.76	82.76
	Pr	72.53	73.24	73.39	73.39	73.39

The A_c, F_m, R_e, and P_r values (%) higher than the standard approach.