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An Efficient Cross-Validation Algotithm for Window Width Selection in the Context of Nonparametric Kernel Estimation of a Conditinal Mean.
Racine, J., (1991)
The Reverse Regression Problem: Statistical Paradox or Artifact of Misspecification.
Racine, J., (1992)
A Nonparametric Variable Kernel Method for Lacal Adaptive Smoothing of Regression Functions and Associated Response Coefficients.