Update doc.
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@ -95,6 +95,7 @@ Point3 Similarity3::operator*(const Point3& p) const {
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return transformFrom(p);
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}
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// Refer to: http://www5.informatik.uni-erlangen.de/Forschung/Publikationen/2005/Zinsser05-PSR.pdf Chapter 3
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Similarity3 Similarity3::Align(const std::vector<Point3Pair>& abPointPairs) {
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const size_t n = abPointPairs.size();
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if (n < 3) throw std::runtime_error("input should have at least 3 pairs of points"); // we need at least three pairs
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@ -138,6 +139,8 @@ Similarity3 Similarity3::Align(const std::vector<Point3Pair>& abPointPairs) {
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return Similarity3(aRb, aTb, s);
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}
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// Use the geodesic L2 mean to solve the mean of rotations,
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// Refer to: http://users.cecs.anu.edu.au/~hongdong/rotationaveraging.pdf (on page 18)
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Rot3 Similarity3::rotationAveraging(const std::vector<Rot3>& rotations, double error) {
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Rot3 R = rotations[0];
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const size_t n = rotations.size();
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