Research Article
Mixed Spline Smoothing and Kernel Estimator in Biresponse Nonparametric Regression
Figure 3
The 3D surface plots of the function for simulation and its estimator. (a) Surface plots of the simulation function for y1. b) Surface plots of the estimator function for y1. (c) Surface plots of the simulation function for y2. (d) Surface plots of the estimator function for y2.
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