Questions tagged [transformation]

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How can I input joint angles to transformation matrix to get position in matlab?

I am trying to get the forward kinematics for a robot model in matlab (rigid body tree). I created a 4 x4 transformation matrix from the base to the end-effector using the gettransform() function. I ...
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Expressing wrench on different location for a flexible structure

I am working on a flexible robotic arm. At a point (c) on its surface a wrench is exerted, causing the deformation of the arm. For rigid bodies it is possible to transform a wrench from one coordinate ...
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calculation sequences when using RPY-transformation vs Euler-transformation

I have trouble understanding calculation sequences for RPY-transformation and Euler-transformation. Let's assume that there are 3 (rotation/translation) instructions. I will notate transformation ...
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When a permutation matrix is desired for transforming camera frame to world frame?

When dealing with rectified images, why would the inverse of a simple permutation matrix $$P = {\begin{bmatrix} 0 & -1 & 0 \\ 0 & 0 & -1 \\ 1 & 0 & 0 \end{bmatrix}}^{-1}$$ ...