Piecewise Geodesic Smoothing for Spherical Data


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Documentation for package ‘spheresmooth’ version 0.1.3

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apw_spherical A polar wander dataset
calculate_loss Calculate Loss Function
cartesian_to_spherical Convert Cartesian coordinates to spherical coordinates
cross Compute the cross product of two vectors
dot Compute the dot product of two vectors
edp Compute the equal-distance projection of a point onto the xy plane
exp_map Compute the exponential map on the unit sphere.
geodesic Compute the value of the geodesic curve connecting two points on the unit sphere for a given set of time points t
geodesic_lower Compute the value of the geodesic curve connecting two points on the unit sphere for a given time point t
goni_spherical A tropical cyclone dataset
knots_quantile Generate knots for the piecewise geodesic curve based on the quantiles
norm2 Compute the L2 norm (Euclidean norm) of a vector
normalize Normalize a matrix row-wise
normalize_lower This function normalizes the the input vector v by dividing its L2 norm (Euclidean norm).
penalized_linear_spherical_spline Penalized Linear Spherical Spline
piecewise_geodesic Piecewise Geodesic
spheresmooth Piecewise Geodesic Smoothing for Spherical Data
spherical_dist Calculate spherical distance between two vectors
spherical_to_cartesian Convert spherical coordinates to Cartesian coordinates