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Table 1 The calibration movements for right-handed subjects, all recorded on day 1

From: Learning regularized representations of categorically labelled surface EMG enables simultaneous and proportional myoelectric control

Movement class

Description

Ternary movement encoding

\(m=0\)

Rest

\({\varvec{y}}=[0, 0]\)

\(m=1\)

Wrist flexion

\({\varvec{y}}=[-1, 0]\)

\(m=2\)

Wrist extension

\({\varvec{y}}=[1, 0]\)

\(m=3\)

Flexion of the digits

\({\varvec{y}}=[0,-1]\)

\(m=4\)

Extension of the digits

\({\varvec{y}}=[0, 1]\)

\(m=5\)

Wrist flexion and Flexion of the digits

\({\varvec{y}}=[-1, -1]\)

\(m=6\)

Wrist flexion and extension of the digits

\({\varvec{y}}=[-1, 1]\)

\(m=7\)

Wrist extension and flexion of the digits

\({\varvec{y}}=[1, -1]\)

\(m=8\)

Wrist extension and extension of the digits

\({\varvec{y}}=[\mathrm{1,1}]\)