The STK is a (not so) Small Toolbox for Kriging. Its primary focus is on the interpolation/regression technique known as kriging, which is very closely related to Splines and Radial Basis Functions, and can be interpreted as a non-parametric Bayesian method using a Gaussian Process (GP) prior.
machine-learning gaussian-processes geostatistics kriging gaussian-process-regression gaussian-process-optimisation computer-experiment-design
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Updated
Jan 13, 2026 - MATLAB