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
TV1                     1-D total variation of a 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.
