搜索结果: 1-1 共查到“数理逻辑与数学基础 covariance estimation”相关记录1条 . 查询时间(0.078 秒)
High-dimensional covariance estimation based on Gaussian graphical models
High-dimensional covariance estimation Gaussian graphical models
font style='font-size:12px;'>
2010/12/15
Undirected graphs are often used to describe high dimensional distributions. Under sparsity
conditions, the graph can be estimated using ℓ1-penalization methods. We propose and study
the follo...