Table 1.
Electrode | Proposed method | Standard AR | ||||||
---|---|---|---|---|---|---|---|---|
P = 3 | P = 5 | P = 10 | P = 15 | P = 3 | P = 5 | P = 10 | P = 15 | |
RMSE of Subject A | ||||||||
| ||||||||
7 | 0.1878 | 0.1320 | 0.0419 | 0.0523 | 1.0044 | 0.8149 | 0.5294 | 0.5399 |
15 | 0.3766 | 0.5306 | 0.9532 | 0.9942 | 0.9947 | 0.9514 | 0.9985 | 1.3158 |
20 | 0.2629 | 0.1525 | 0.1943 | 0.3741 | 1.0003 | 1.0071 | 1.0478 | 1.0128 |
27 | 0.1226 | 0.0757 | 0.1347 | 0.0897 | 1.0093 | 1.0961 | 1.2423 | 1.3061 |
35 | 0.0213 | 0.0559 | 0.0348 | 0.0563 | 0.9995 | 0.9299 | 0.8068 | 0.8334 |
50 | 0.1271 | 0.1436 | 0.1093 | 0.1339 | 1.0038 | 0.9907 | 1.0183 | 1.1479 |
60 | 0.0356 | 0.0273 | 0.0332 | 0.0070 | 0.8364 | 0.5043 | 0.7012 | 0.5120 |
70 | 0.0554 | 0.0449 | 0.0369 | 0.0402 | 0.9960 | 0.9987 | 0.9937 | 1.0352 |
80 | 0.0101 | 0.0068 | 0.0078 | 0.0110 | 0.4783 | 0.3180 | 0.2287 | 0.2108 |
87 | 0.1368 | 0.1458 | 0.1524 | 0.1370 | 1.0011 | 0.9736 | 1.0224 | 1.3125 |
95 | 0.0999 | 0.0677 | 0.0902 | 0.0385 | 1.0025 | 1.0141 | 1.0118 | 0.9709 |
| ||||||||
Average | 0.1306 | 0.1257 | 0.1626 | 0.1758 | 0.9388 | 0.8726 | 0.8728 | 0.9270 |
| ||||||||
RMSE of Subject C | ||||||||
| ||||||||
7 | 0.0302 | 0.0427 | 0.0372 | 0.0939 | 0.9501 | 0.5978 | 0.6480 | 0.6142 |
15 | 0.8090 | 0.7386 | 0.8873 | 1.5213 | 1.4048 | 1.1270 | 1.2222 | 1.8517 |
20 | 0.0384 | 0.0305 | 0.0335 | 0.0798 | 0.9979 | 0.9496 | 0.8857 | 0.8286 |
27 | 0.1288 | 0.1376 | 0.1122 | 0.1107 | 0.9469 | 1.02888 | 1.0845 | 0.7823 |
35 | 0.0495 | 0.0394 | 0.0428 | 0.1079 | 1.0635 | 1.0051 | 0.9715 | 0.9691 |
50 | 0.0369 | 0.0500 | 0.0437 | 0.0694 | 1.0187 | 0.9474 | 0.9118 | 0.8815 |
60 | 0.0319 | 0.0412 | 0.0282 | 0.1105 | 0.9208 | 0.6429 | 0.7676 | 0.7703 |
70 | 0.1612 | 0.1302 | 0.1527 | 0.0376 | 1.0973 | 1.3006 | 1.2392 | 1.3000 |
80 | 0.1068 | 0.1126 | 0.1087 | 0.1012 | 1.2428 | 1.4660 | 1.4313 | 1.4892 |
87 | 0.1478 | 0.1470 | 0.1621 | 0.0706 | 1.1839 | 1.5971 | 1.6903 | 1.9786 |
95 | 0.1158 | 0.1105 | 0.1141 | 0.0710 | 1.6958 | 1.7924 | 1.6513 | 1.6922 |
| ||||||||
Average | 0.1506 | 0.1437 | 0.1566 | 0.2158 | 1.1384 | 1.1322 | 1.1367 | 1.1962 |
| ||||||||
RMSE of Subject E | ||||||||
| ||||||||
7 | 0.2225 | 0.0098 | 0.0074 | 0.0272 | 0.9566 | 0.9761 | 0.7667 | 0.7669 |
15 | 0.0709 | 0.0749 | 0.0763 | 0.0739 | 1.0041 | 0.9226 | 0.9306 | 0.9534 |
20 | 0.1757 | 0.0540 | 0.1248 | 0.1429 | 1.2710 | 1.1595 | 0.9591 | 0.3047 |
27 | 0.0661 | 0.0494 | 0.0822 | 0.1094 | 1.1139 | 0.9623 | 1.1128 | 0.8602 |
35 | 0.1138 | 0.0375 | 0.0605 | 0.0774 | 1.0139 | 1.0181 | 1.2581 | 2.8540 |
50 | 0.0345 | 0.0310 | 0.0121 | 0.1890 | 0.7694 | 0.8749 | 0.8942 | 1.6892 |
60 | 0.0062 | 0.0343 | 0.0109 | 0.0794 | 0.8563 | 0.6543 | 0.8975 | 1.0238 |
70 | 0.0975 | 0.0246 | 0.0590 | 0.0450 | 0.1912 | 1.1594 | 1.7443 | 1.5908 |
80 | 0.0642 | 0.0237 | 0.0517 | 0.1455 | 0.5931 | 0.5950 | 3.4392 | 9.2907 |
87 | 0.0039 | 0.0802 | 0.1155 | 0.1507 | 1.0098 | 0.5522 | 0.5753 | 0.6716 |
95 | 0.1567 | 0.0389 | 0.1023 | 0.1285 | 1.2754 | 1.1505 | 1.0432 | 0.619 |
| ||||||||
Average | 0.0920 | 0.0417 | 0.0639 | 0.1063 | 0.9141 | 0.9114 | 1.2383 | 1.8749 |