Table 3 Number of bins used by the heuristics and a few selected HHs on the test set (BTS-I).

Dataset	Stat	FF	BF	WF	AWF	HHGA\(_{1}\)	HHGA\(_{2}\)	HH\(\mu\)GA\(_{1}\)	HH\(\mu\)GA\(_{2}\)	HHSSGA\(_{1}\)	HHSSGA\(_{2}\)	HHSS\(\mu\)GA\(_{1}\)	HHSS\(\mu\)GA\(_{2}\)
FF-type	Mean	22.53	24.04	24.90	24.05	22.80	22.97	22.73	23.99	23.12	23.04	23.02	23.06
	Stddev	2.07	2.40	2.38	2.42	2.18	2.38	2.11	2.39	2.41	2.39	2.27	2.34
	Error	0	378	594	380	67	110	51	366	148	127	122	133
	Worse	0	250	250	250	59	86	47	249	117	102	100	105
	Equal	250	0	0	0	191	164	203	1	133	148	150	145
	Better	0	0	0	0	0	0	0	0	0	0	0	0
BF-type	Mean	24.58	22.26	25.32	24.61	23.27	23.22	23.35	22.76	22.93	23.05	23.09	22.88
	Stddev	3.47	3.16	3.63	3.49	3.29	3.19	3.31	3.26	3.23	3.20	3.24	3.28
	Error	581	0	765	588	252	240	272	124	168	198	207	156
	Worse	250	0	250	250	187	191	202	101	147	168	172	124
	Eequal	0	250	0	0	63	59	48	149	103	82	78	126
	Better	0	0	0	0	0	0	0	0	0	0	0	0
WF-type	Mean	28.16	28.16	26.19	28.16	28.16	28.16	28.16	28.15	28.16	28.16	27.73	28.16
	Stddev	2.40	2.40	2.21	2.40	2.40	2.40	2.40	2.40	2.40	2.40	2.36	2.40
	Error	492	492	0	493	492	492	492	490	492	492	385	492
	Worse	250	250	0	250	250	250	250	250	250	250	248	250
	Equal	0	0	250	0	0	0	0	0	0	0	2	0
	Better	0	0	0	0	0	0	0	0	0	0	0	0
AWF-type	Mean	24.50	24.50	25.40	23.19	24.50	24.50	24.50	23.78	24.50	24.50	24.55	24.50
	Stddev	2.34	2.34	2.42	2.07	2.34	2.34	2.34	2.27	2.34	2.34	2.32	2.34
	Error	328	327	552	0	327	327	327	149	327	327	340	327
	Worse	250	250	250	0	250	250	250	117	250	250	250	250
	Equal	0	0	0	250	0	0	0	133	0	0	0	0
	Better	0	0	0	0	0	0	0	0	0	0	0	0
Overall	Mean	24.94	24.74	25.45	25.00	24.68	24.71	24.68	24.67	24.68	24.69	24.60	24.65
	Stddev	3.32	3.37	2.75	3.25	3.33	3.32	3.33	3.32	3.36	3.34	3.21	3.37
	Error	1401	1197	1911	1461	1138	1169	1142	1129	1135	1144	1054	1108
	Worse	750	750	750	750	746	777	749	717	764	770	770	729
	Equal	250	250	250	250	254	223	251	283	236	230	230	271
	Better	0	0	0	0	0	0	0	0	0	0	0	0

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