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Table 1 Selection of best filter coefficients based on the KTE.

From: Extraction of user's navigation commands from upper body force interaction in walker assisted gait

BBF
Subj. Sensor KTE [kgf] δ [ms] g
1 F Yright (2.194 ± 0.1455)·10-1 (1.583 ± 0.1462)·101 (2.817 ± 0.1795)·10-2
1 F Y left (2.131 ± 0.0893)·10-1 (1.517 ± 0.1951)·101 (2.900 ± 0.2828)·10-2
2 F Yright (1.396 ± 0.1569)·10-1 (1.933 ± 0.3902)·101 (2.517 ± 0.3727)·10-2
2 FY left (1.333 ± 0.1414)·10-1 (1.850 ± 0.4113)·101 (2.633 ± 0.4758)·10-2
3 FY right (2.203 ± 0.4284)·10-1 (1.900 ± 0.4397)·101 (2.425 ± 0.3521)·10-2
3 FY left (2.291 ± 0.3513)·10-1 (1.933 ± 0.2134)·101 (2.542 ± 0.2070)·10-2
4 F Yright (2.105 ± 0.2947)·10-1 (1.967 ± 0.1972)·101 (2.223 ± 0.1863)·10-2
4 F Y left (2.019 ± 0.2605)·10-1 (1.967 ± 1.5986)·101 (2.292 ± 0.1170)·10-2
5 F Yright (2.183 ± 0.2209)·10-1 (2.383 ± 0.2544)·101 (2.041 ± 0.1538)·10-2
5 F Yleft (2.284 ± 0.2446)·10-1 (2.100 ± 0.3215)·101 (2.229 ± 0.2634)·10-2
Mean values (2.014 ± 0.4194)·10-1 (1.9133 ± 0.3721)·101 (2.469 ± 0.3781)·10-2
CDF
Subj. Sensor KTE [kgf] δ[ms] θ
1 F Yright (2.124 ± 0.1447)·10-1 (2.050 ± 0.2432)·101 (9.857 ± 0.01374)·10-1
1 F Y left (2.056 ± 0.0896)·10-1 (1.967 ± 0.2494)·101 (9.850 ± 0.01528)·10-1
2 F Yright (1.321 ± 0.1437)·10-1 (2.533 ± 0.4988)·101 (9.877 ± 0.02054)·10-1
2 F Y left (1.262 ± 0.1311)·10-1 (2.217 ± 0.3891)·101 (9.862 ± 0.02267)·10-1
3 F Yright (2.108 ± 0.3627)·10-1 (2.533 ± 0.6600)·101 (9.882 ± 0.02340)·10-1
3 F Y left (2.174 ± 0.3218)·10-1 (2.617 ± 0.3184)·101 (9.878 ± 0.01344)·10-1
4 F Yright (2.035 ± 0.2687)·10-1 (2.567 ± 0.3815)·101 (9.890 ± 0.01633)·10-1
4 F Y left (1.947 ± 0.2533)·10-1 (2.433 ± 0.1795)·101 (9.883 ± 0.00745)·10-1
5 F Yright (2.094 ± 0.2037)·10-1 (2.967 ± 0.3543)·101 (9.900 ± 0.01155)·10-1
5 F Y left (2.177 ± 0.2495)·10-1 (2.783 ± 0.3288)·101 (9.899 ± 0.01344)·10-1
Mean values (1.923 ± 0.4002)·10-1 (2.467 ± 0.4847)·101 (9.877 ± 0.0225)·10-1
  1. Vilues (mean ± std. deviation) for KTE and delay obtained in the selection of g-h filters for high-frequency noise cancelation. As it can be seen, although the values of KTE are equivalent for both filtering algorithms, the delay is significantly smaller for the Benedict-Bordner Filter.