Table 2.
The average number of spike trains assigned to each muscle in the NMS model, for each subject.
| SUP | ECRL | ECU | FCR | FCU | PT | Not assigned | |
|---|---|---|---|---|---|---|---|
| A1 | 14 ± 0 (0) | 12 ± 1 (9 ± 3) | 16 ± 1 (16 ± 1) | 11 ± 3 (11 ± 3) | 18 ± 0 (18 ± 0) | 13 ± 0 (0) | 5 ± 1 |
| A2 | 5 ± 1 (1 ± 0) | 18 ± 1 (14 ± 1) | 12 ± 1 (12 ± 1) | 12 ± 1 (11 ± 1) | 9 ± 1 (9 ± 1) | 4 ± 0 (1) | 3 ± 1 |
| A3 | 5 ± 1 (0) | 23 ± 1 (23 ± 1) | 21 ± 1 (20 ± 1) | 21 ± 1 (17 ± 1) | 16 ± 1 (14 ± 1) | 5 ± 1 (0) | 5 ± 1 |
| A4 | 7 (0) | 16 ± 0 (11 ± 5) | 18 ± 0 (18 ± 1) | 24 ± 5 (23 ± 5) | 31 ± 1 (29 ± 1) | 14 (0) | 1 ± 1 |
| A5 | 14 ± 0 (0) | 5 (5) | 13 ± 0 (11 ± 0) | 5 (5) | 11 ± 0 (11 ± 0) | 3 (0) | 5 ± 1 |
| A6 | 10 ± 1 (1) | 28 ± 2 (17 ± 6) | 20 ± 1 (20 ± 1) | 11 ± 6 (11 ± 6) | 15 ± 1 (13 ± 1) | 10 ± 3 (1) | 15 ± 3 |
| D1 | 8 ± 1 (0) | 29 ± 1 (27 ± 2) | 17 ± 1 (17 ± 1) | 33 ± 2 (32 ± 2) | 22 ± 1 (22 ± 1) | 13 ± 1 (0) | 13 ± 2 |
| D2 | 8 (0) | 19 ± 0 (19 ± 1) | 20 ± 1 (20 ± 1) | 17 ± 1 (17 ± 1) | 19 ± 1 (18 ± 1) | 5 (0) | 2 ± 1 |
The table also shows the number of units among these assigned to other muscles (in brackets), because the NMs model allows for one spike train to estimate the excitation of multiple muscles.