Table 1 The evaluation indexes of empirical mode decomposition and wavelet threshold denoising
From: Detection of stretch reflex onset based on empirical mode decomposition and modified sample entropy
Subjects | empirical mode decomposition denoising | Wavelet threshold denoising | ||||
|---|---|---|---|---|---|---|
SNR | R | P | SNR | R | P | |
S1 | 26.2047 | 0.1662 | 0.9989 | 11.2057 | 0.9343 | 0.9614 |
S2 | 22.9088 | 0.1571 | 0.9975 | 8.3944 | 0.8345 | 0.9248 |
S3 | 18.7250 | 0.4779 | 0.9933 | 9.382 | 1.4012 | 0.9407 |
S4 | 22.8871 | 0.8001 | 0.9975 | 9.5812 | 3.702 | 0.9437 |
S5 | 23.3546 | 0.1599 | 0.9979 | 10.153 | 0.7311 | 0.9509 |
S6 | 22.3851 | 0.1446 | 0.9976 | 7.6112 | 0.792 | 0.9092 |
S7 | 23.1228 | 0.2509 | 0.9976 | 10.9289 | 1.0212 | 0.9588 |
S8 | 22.9941 | 0.1091 | 0.9976 | 7.0581 | 0.6835 | 0.8962 |
S9 | 22.1832 | 0.2532 | 0.9971 | 10.6279 | 0.9577 | 0.9558 |
S10 | 21.7441 | 0.2805 | 0.9967 | 11.9962 | 0.8615 | 0.9679 |