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Table 1 Encoding the variable D

From: NLR, MLP, SVM, and LDA: a comparative analysis on EMG data from people with trans-radial amputation

D

Description

Example

1

Linear case (LR)

x1, x2, x3, x4, x5, x6

2

max 2nd degree

x1, …, x6, x1x2, x1x3, …, x5x6, x1 2, x2 2, …, x6 2

3

max 3rd degree

x1, …, x6 2, x1x2x3, …, x4x5x6, x1 3, …, x6 3

4

max 4th degree

x1, …, x6 3, x1x2x3x4, …, x3x4x5x6, x1 4, …, x6 4

5

max 5th degree

x1, …, x6 4, x1x2x3x4x5, …, x2x3x4x5x6, x1 5, …, x6 5

6

max 6th degree

x1, …, x6 5, x1x2x3x4x5x6, x1 6, …, x6 6

7

max 7th degree

x1, …, x6 6, x1 7, x2 7, x3 7, x4 7, x5 7, x6 7