Sparse Estimation of Multivariate Poisson Log-Normal Model and Inverse Covariance for Count Data.
Hao WuXinwei DengNaren RamakrishnanPublished in: CoRR (2016)
Keyphrases
- experimental data
- data sets
- log normal
- simulation data
- computational model
- data structure
- test data
- input data
- prior knowledge
- data sources
- database
- parameter estimates
- probability distribution
- data processing
- data analysis
- original data
- raw data
- objective function
- estimation process
- predictive model
- empirical data
- probabilistic model
- association rules
- data collection
- statistical methods
- network structure
- data mining
- training data
- sparse data
- learned models
- model selection
- neural network
- poisson distribution
- xml documents