Package index • grasps

Main functionality

grasps(): Groupwise Regularized Adaptive Sparse Precision Solution

Simulation tools

gen_prec_sbm(): Block-Structured Precision Matrix based on SBM
sparsify_block_banded(): Groupwise Block-Banded Sparsifier

Performance evaluation

performance(): Performance Measures for Precision Matrix Estimation

Penalty utilities

compute_penalty(): Penalty Function Computation
compute_derivative(): Penalty Derivative Computation

Visualization

plot(<blkmat>): Plot Function for Block-Structured Precision Matrices (Visualize a Matrix with Group Boundaries)
plot(<penderiv>): Plot Function for S3 Class "penderiv"