Table 2.

Computations used to obtain the segment axis.

Static Method	Functional Method
Acceleration	Angular Velocity			Acceleration
Mean	Mean	Principle Component Analysis	Least-Squares Method	Principle Component Analysis
[33,41,42,43,44,54,55,56,59,60,65]	[34,36,37,54,55,56,69]	[31,43,44,49,57,66]	[40,67,70]	[44]