Sentences with phrase «principal rotation axis»

the only way out is a combo — surgical symmetrical bisection, addition and transformation about their mutual principal rotation axis.

Not exact matches

The hip muscles act on three mutually perpendicular main axes, all of which pass through the center of the femoral head, resulting in three degrees of freedom and three pair of principal directions: Flexion and extension around a transverse axis (left - right); lateral rotation and medial rotation around a longitudinal axis (along the thigh); and abduction and adduction around a sagittal axis (forward - backward); [29] and a combination of these movements (i.e. circumduction, a compound movement in which the leg describes the surface of an irregular cone).

Principal Component Analysis is a translation of the data so the new origin is the mean and then a rotation so that the first axis is in the direction which explains the largest amount of variance, the second axis is the axis orthogonal to the first that explains the largest amount of the remaining variance, the third is the axis orthogonal to the first two that explains the largest amount of what remains and so on.