3Baudat G, Anouar F. Generalized discriminate analysis a kernel function [J]. Neural Computing, 2000, 12 ( 12 ) : 2385 -2404.
4Ernst & Sohn. Calculation of construction cost in early stages of a project -a procedure based on specific planning and cost parameters [J]. Bautechnik,2001 (12) :882-888.
5Wagman, David. Construction cost control [J]. Power Engineering,2008 ( 9 ) : 68-72.
6Vaclav midl. On bayesian principal component analysis [J]. Computational Statistics and Data Analysis, 2007 ( 9 ) : 4101-4123.
7Johnson R A, Wichers D W. Applied multivariate statistical analysis [M]. Beijing: Tsinghua University Press, 2005: 177-192.
