讨论了对称阵的稀疏主成分分析,并给出估计的渐近结果。基于蒙特卡洛分析的模拟实验展示了在充分降维中稀疏主成分的优势。
Sparse principal component analysis(SPC) for symmetric matrix and application are discussed.Asymptotic properties are obtained.Monte Carlo based simulations are used to illustrate the efficacy of the new method.