enum gpr::ScgCurvatureMode

Overview

Selects how SCG computes the directional curvature term. More…

#include <Structures.h>
 
enum ScgCurvatureMode {
    EXACT             = 0,
    FINITE_DIFFERENCE = 1,
};

Detailed Documentation

Selects how SCG computes the directional curvature term.

EXACT uses the closed-form analytic curvature derived from the squared exponential covariance + Cholesky factor. FINITE_DIFFERENCE keeps the historical sigma-perturbation probe.