搜索结果: 1-3 共查到“管理学 Model-based clustering”相关记录3条 . 查询时间(0.145 秒)
Model-Based Clustering of Large Networks
social networks stochastic block models finite mixture models EM algorithms generalized EM algorithms variational EM algorithms MM algorithms
font style='font-size:12px;'>
2012/9/18
We describe a network clustering framework, based on finite mix-ture models, that can be applied to discrete-valued networks with hundreds of thousands of nodes and billions of edge variables. Rela-ti...
Testing for Differences Among Discrete Distributions: An Application of Model-Based Clustering
Differences Discrete Distributions Model-Based Clustering
font style='font-size:12px;'>
2009/9/17
Testing for Differences Among Discrete Distributions: An Application of Model-Based Clustering。
Penalized model-based clustering with cluster-specific diagonal covariance matrices and grouped variables
EM algorithm High-dimension but low-sample size L1 penalization Microarray gene expression Mixture model Penalized likelihood
font style='font-size:12px;'>
2009/9/16
Clustering analysis is one of the most widely used statistical tools in many emerging areas such as microarray data analysis. For microarray and other high-dimensional data, the presence of many noise...