R: Compressive Sampling: Sparse Signal Recovery Utilities

# Compressive Sampling: Sparse Signal Recovery Utilities

## Documentation for package ‘R1magic’ version 0.3.4

- DESCRIPTION file
- Package NEWS
- Package README

## Help Pages

CompareL1_L2_TV1 | Compare L1, L2 and TV on a sparse signal.
DFTMatrix0 | Generate Discrete Fourier Transform Matrix using DFTMatrixPlain.
DFTMatrixPlain | Generate Plain Discrete Fourier Transform Matrix without the coefficient
GaussianMatrix | Generate Gaussian Random Matrix
Lnorm | L-p norm of a given complex vector
mutualCoherence | Cumulative mutual coherence
objective1TV | 1-D Total Variation Penalized Objective Function
objectiveL1 | Objective function for ridge L1 penalty
objectiveL2 | Objective function for Tikhinov L2 penalty
oo | Frequency expression for DFT
scaleBack.lm | Transform back multiple regression coefficients to unscaled regression coefficients Original question posed by Mark Seeto on the R mailing list.
solve1TV | 1-D Total Variation Penalized Nonlinear Minimization
solveL1 | l1 Penalized Nonlinear Minimization
solveL2 | l2 Penalized Nonlinear Minimization
sparseSignal | Sparse digital signal Generator.
TV1 | 1-D total variation of a vector.