i want to find angle between two 3d dots in kinect skeleton

1 次查看(过去 30 天)
if i want to find angle of btween kneejoint and hipjoint, how can i do? just i knew only x,y,z values of joints... somebody help me plz..

回答(1 个)

Youssef  Khmou
Youssef Khmou 2014-10-31
try to verify these relations :
r=sqrt(x^2+y^2+z^2);
phi=acos(z/r); % radian
theta=acos(x/(r*cos(phi)); radian

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by