Pigoli, Davide; Sangalli, Laura M. - In: Computational Statistics & Data Analysis 56 (2012) 6, pp. 1482-1498
A wavelet-based method is proposed to obtain accurate estimates of curves in more than one dimension and of their derivatives. By means of simulation studies, this novel method is compared to another locally-adaptive estimation technique for multidimensional functional data, based on free-knot...