High-dimensional Sparse Inverse Covariance Estimation using Greedy Methods.

Christopher C. Johnson Ali Jalali Pradeep Ravikumar

Published in: AISTATS (2012)

Keyphrases

high dimensional
high dimensional data
machine learning methods
estimation accuracy
pairwise
computational cost
benchmark datasets
variable selection
sparse data
machine learning
clustering algorithm
preprocessing
knn
multi dimensional
sparse representation
high dimensionality