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. Author manuscript; available in PMC: 2015 Nov 3.
Published in final edited form as: IEEE J Biomed Health Inform. 2014 Jun 2;19(2):471–477. doi: 10.1109/JBHI.2014.2328497

TABLE II.

EXPERIMENTAL SURFACE EMG DECOMPOSITION RESULTS (MEAN ± STD. DEV.) ACHIEVED FROM DIFFERENT NUMBERS OF CHANNELS AT DIFFERENT FORCE LEVELS OF CONTRACTION (TEST 3)

Method Parameters Contraction force
2N 4N 6N 8N
CKC NMU-64 4.7±1.5 5.7±2.5 3.3±2.3 2.7±2.5

GCKC NMU-64 5.7±2.5 8.0±0 5.7±4.0 6.7±2.3

KmCKC NMU-64 10.7±4.2 10.7±1.5 10.7±3.1 12.7±0.6
NMU-48 7.7±2.8 10.5±1.2 8.2±2.3 8.3±1.6
NMUG1 6.7±2.5 9.3±1.5 8.0±1.7 5.7±2.1
NMUG2 6.7±1.5 8.0±1.0 7.3±2.5 6.0±2.6
NCOMMU 5.7±2.5 7.7±0.6 6.3±2.1 5.0±2.6
PCOMPUL (%) 92.2±5.6 92.2±5.4 94.3±4.2 97.0±4.1
NMU-16 3.3±1.6 4.2±1.2 3.7±1.9 2.5±1.5