Description Usage Arguments Details Value Author(s) References See Also Examples
This function performs the logarithm map at (0, 0, 1) on the unit sphere.
1 | Logmap(vec)
|
vec |
element of the unit sphere in three-dimensional Euclidean vector space. |
This function performs the logarithm map at (0, 0, 1) on the unit sphere. Note that, vec
is normalized to be contained in the unit sphere.
two-dimensional vector.
Jongmin Lee
Fletcher, P. T., Lu, C., Pizer, S. M. and Joshi, S. (2004). Principal geodesic analysis for the study of nonlinear statistics of shape. IEEE Transactions on Medical Imaging, 23, 995-1005.
1 |
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