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检索条件"主题词=dimension reduction, Kullback-Leibler discrepancy"
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Approximating Conditional Density Functions Using dimension reduction
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Acta Mathematicae Applicatae Sinica 2009年 第3期25卷 445-456页
作者: Jian-qing Fan Liang Peng Qi-wei Yao Wen-yang Zhang Department of Operations Research and Financial Engineering Princeton University Princeton NJ 08540 USA School of Mathematics Georgia Institute of Technology Atlanta GA 30332-0160 USA Department of Statistics London School of Economics London WC2A 2AE UK Department of Mathematical Sciences University of Bath Bath BA2 7AY UK
We propose to approximate the conditional density function of a random variable Y given a dependent random d-vector X by that of Y given θ^τX, where the unit vector θ is selected such that the average kullback-Leib... 详细信息
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