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

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TAEYUN
TAEYUN il 30 Ott 2014
Commentato: NURUL AMIRA MHD RIZAL il 30 Apr 2018
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..

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Youssef Khmou
Youssef Khmou il 31 Ott 2014
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

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