Table 1.

Weighted average error scores for the best channel subset. Scores decreased with an increasing number of channels up until six. Small increases were observed when using more than six channels.

#of Channels	Best Channel Subset	Weighted Average Error	Average Error
1	T3	33.5%	35.2%
2	L2, T3	16.7%	17.8%
3	L2, L3, T3	12.6%	14.8%
4	L2, L4, T1, T3	10.8%	12.7%
5	L2, L3, L4, T2, T3	9.7%	11.8%
6	L2, L3, L4, T1, T3, T4	8.9%	10.9%
7	L2, L3, L4, T1, T2, T3, T4	9.9%	12.3%
8	L1, L2, L3, L4, T1, T2, T3, T4	10.7%	13.4%