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Table 1 Performance index (RMSE) for the filters

From: Global Kalman filter approaches to estimate absolute angles of lower limb segments

Filters type

Segm.

Matricial local

MJLS-based

Matricial global

Body

1.923

0.775

1.964

Thigh

0.772

0.779

0.664

Shank

0.660

0.768

0.568

Foot

1.453

1.447

1.470

Average

1.202

0.942

1.167

Acc.Rel.

36.1%

21.7%

22.2%