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Why the G matrix is 4*4? #22
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A rigid transformation consists of a rotation transformation R(3x3) and a translation vector t(3x1). Together they form a 3x4 (R, t) or a matrix G(4x4) with the last row is fixed to 0, 0, 0, 1 |
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Hello,
Can I ask why the G matrix is a [4, 4] matrix instead of [3, 3]? I thought it's going to transform the coordinates from source to template?
Thanks.
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