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. 2015 Jun 12;10(6):e0127040. doi: 10.1371/journal.pone.0127040

Table 4. Mean error rate using multiple channels combinations.

EMG Channel All speakers Speaker 1 Speaker 2 Speaker 3
1 + 3 35.0% 30.1% 24.7% 29.5%
2 + 3 36.3% 28.0% 31.3% 33.9%
2 + 4 34.9% 31.4% 30.2% 33.0%
3 + 4 32.9% 28.7% 33.0% 27.6%
2 + 3 + 4 35.7% 29.0% 33.5% 32.1%
1 + 3 + 4 + 5 39.1% 36.3% 32.5% 34.9%