Table 1.
Comparison of signal to noise ratio after ICG signal filtering due to various artifact cancelers (INDBS)
| Artifact type | Sample no. | LMS | eN2 LMS | SR eN2LMS | SE eN2LMS | SS eN2LMS | N3LMS | SR N3LMS | SE N3LMS | SS N3LMS |
|---|---|---|---|---|---|---|---|---|---|---|
| BWA | Data 1 | 4.9815 | 5.8286 | 7.1277 | 5.2723 | 5.0801 | 8.3075 | 8.4956 | 5.7226 | 5.2454 |
| Data 2 | 4.9783 | 5.8251 | 7.1626 | 5.2583 | 5.1438 | 8.3059 | 8.5461 | 5.6331 | 5.3726 | |
| Data 3 | 4.9876 | 5.8359 | 7.1035 | 5.2348 | 4.9496 | 8.3081 | 8.4711 | 5.5724 | 5.3241 | |
| Data 4 | 4.9993 | 5.8307 | 7.1964 | 5.2934 | 5.1364 | 8.3317 | 8.5839 | 5.6587 | 5.4356 | |
| Data 5 | 4.9782 | 5.8289 | 7.1732 | 5.1804 | 5.1423 | 8.3184 | 8.5595 | 5.7144 | 5.3976 | |
| Average | 4.1884 | 5.8298 | 7.1531 | 5.2480 | 5.0904 | 8.3143 | 8.5312 | 5.5502 | 5.3551 | |
| EMA | Data 1 | 4.3813 | 3.9164 | 6.8491 | 3.0812 | 3.0628 | 7.4958 | 7.5570 | 4.8956 | 4.7859 |
| Data 2 | 4.3905 | 3.9213 | 6.9333 | 3.1025 | 3.0994 | 7.4984 | 7.5823 | 4.8425 | 4.6926 | |
| Data 3 | 4.3802 | 3.9172 | 6.7805 | 3.1583 | 3.1133 | 7.4884 | 7.6118 | 4.8520 | 4.7085 | |
| Data 4 | 4.4016 | 3.2729 | 6.8429 | 3.1693 | 3.1501 | 7.5071 | 7.5523 | 4.9425 | 4.6538 | |
| Data 5 | 4.3912 | 3.9256 | 7.1351 | 3.1979 | 3.1612 | 7.4979 | 7.6445 | 4.8078 | 4.6705 | |
| Average | 4.3889 | 3.9216 | 6.9081 | 3.1418 | 3.1173 | 7.5268 | 7.5908 | 4.8701 | 4.7022 | |
| IMA | Data 1 | 4.0359 | 3.8136 | 7.5765 | 6.2971 | 4.5841 | 7.1845 | 8.4466 | 7.8773 | 5.2710 |
| Data 2 | 4.0256 | 3.8371 | 7.5896 | 6.2309 | 4.6642 | 7.1732 | 8.4371 | 7.8473 | 5.1835 | |
| Data 3 | 3.9916 | 3.8096 | 7.5669 | 6.2985 | 4.7363 | 7.1686 | 8.4461 | 7.8435 | 5.1477 | |
| Data 4 | 3.9912 | 3.8140 | 7.5677 | 6.2338 | 4.7059 | 7.1854 | 8.4461 | 7.8435 | 5.1477 | |
| Data 5 | 3.9939 | 3.8079 | 7.5611 | 6.2145 | 4.6768 | 7.1713 | 8.3606 | 7.8658 | 5.2168 | |
| Average | 4.0076 | 3.8164 | 7.5723 | 6.2551 | 4.6633 | 7.1766 | 8.4231 | 7.8578 | 5.1884 |