where belongs to the set of all continuously differentiable functions with square integrable second derivatives, and is a positive constant. Note The computations for a thin-plate smoothing spline are ...
The TSPLINE subroutine computes thin-plate smoothing spline (TPSS) fits to approximate smooth multivariate functions that are observed with noise. The generalized cross validation (GCV) function is ...
The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...
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