Feng, Zhenghui; Zhu, Lixing - In: Computational Statistics & Data Analysis 56 (2012) 6, pp. 1981-1993
Sufficient dimension reduction techniques are to deal with curse of dimensionality when the underlying model is of a very general semiparametric multi-index structure and to estimate the central subspace spanned by the indices. However, the cost is that they can only identify the central...