Combining nearest neighbor predictions and model-based predictions of realized variance: Does it pay?

Combining nearest neighbor predictions and model-based predictions of realized variance: Does it pay?
J. Andrada-Félix, F. Fernández-Rodríguez, A.M. Fuertes. International Journal of Forecasting, 2016, 32 (3), pp. 695 - 715.   Fulltext   Abstract
Journal article