Efficient Sampling for Gaussian Pro cess Inference using Control Variables (T50) Michalis K. Titsias, Neil D. Lawrence and Magnus Rattray · What is ab out: Sample smo oth functions. Deal with high correlation by using Control Points. 2 1.5 1 0.5 0 -0.5 -1 -1.5 -2 -2.5 0 0.2 0.4 0.6 0.8 1 2 1.5 1 0.5 0 -0.5 -1 -1.5 -2 -2.5 0 0.2 0.4 0.6 0.8 1