Methodology Proposal of EMG Hand Movement Classification Based on Cross Recurrence Plots

Table 3

Sensitivity, specificity, and accuracy metrics for CRQA determinism for each SEMG movement performed in this experiment.

Determinism	Initial	Pronotion	Supination	Extension	Flexion	Cubital	Radial	Picking	Closed	Open
Sensitivity (SE)	0.9236	0.9341	0.9586	0.9479	0.9727	0.8047	0.9177	0.9062	0.8995	0.9733
SE left hand	0.9012	0.9132	0.9441	0.9283	0.9681	0.7883	0.8991	0.8982	0.8116	0.969
SE right hand	0.9461	0.9551	0.9732	0.9676	0.9773	0.8212	0.9364	0.9143	0.9215	0.9776
Specificity (SP)	0.8216	0.8646	0.8646	0.9773	0.8779	0.7558	0.8789	0.8482	0.8543	0.883
SP left hand	0.8007	0.8498	0.8575	0.8633	0.8696	0.8613	0.8442	0.8451	0.8505	0.8713
SP right hand	0.8425	0.8794	0.8717	0.8914	0.8862	0.7504	0.8916	0.8514	0.8582	0.8947
Accuracy (ACC)	0.9044	0.8835	0.9437	0.944	0.9464	0.8011	0.9055	0.8819	0.8749	0.906
ACC left hand	0.8773	0.8673	0.923	0.9209	0.9371	0.8014	0.8848	0.8672	0.8686	0.9542
ACC right hand	0.9316	0.8997	0.9644	0.9672	0.9557	0.8009	0.9263	0.8967	0.8813	0.9668