# Graph Signal Processing

## Documentation for package ‘gasper’ version 1.1.6

- DESCRIPTION file
- User guides, package vignettes and other documentation
- Package NEWS

## Help Pages

adjacency_mat | Compute the Adjacency Matrix of a Gaussian Weighted Graph
analysis | Compute the Analysis Operator for a Graph Signal
betathresh | Apply Beta Threshold to Data
download_graph | Download Sparse Matrix form the SuiteSparse Matrix Collection
eigendec | Spectral decomposition of a symetric matrix
eigensort | Spectral Decomposition of a Symmetric Matrix
forward_gft | Compute Forward Graph Fourier Transform
forward_sgwt | Compute Forward Spectral Graph Wavelet Transform
full | Conversion of Symmetric Sparse Matrix to Full Matrix
fullup | Convert Symmetric Sparse Matrix to Full Matrix
get_graph_info | Retrieve Information Tables about a Specific Graph from the SuiteSparse Matrix Collection
grid1 | Grid1 Graph from AG-Monien Graph Collection
GVN | Graph Von Neumann Variance Estimator
HPFVN | High Pass Filter Von Neumann Estimator
inverse_gft | Compute Inverse Graph Fourier Transform
inverse_sgwt | Compute Inverse Spectral Graph Wavelet Transform
laplacian_mat | Compute the Graph Laplacian Matrix
LD_SUREthresh | Level Dependent Stein's Unbiased Risk Estimate Thresholding
localize_gft | Localize Kernel at a Graph Vertex Using GFT
localize_sgwt | Localize a Kernel at a Specific Vertex using SGWT
minnesota | Minnesota Road Network
NYCdata | NYC Taxi Network Dataset
pittsburgh | Pittsburgh Census Tracts Network.
plot_filter | Plot Tight-Frame Filters
plot_graph | Plot Graph
plot_signal | Plot a Signal on Top of a Given Graph
PSNR | Compute the Peak Signal to Noise Ratio
randsignal | Generate Random Signal with Varying Regularity
rlogo | R logo graph.
smoothmodulus | Modulus of Smoothness for Graph Signal
SNR | Compute the Signal to Noise Ratio
spectral_coords | Spectral Coordinates for Graph Drawing
SuiteSparseData | Matrix Data from SuiteSparse Matrix Collection
SUREthresh | Stein's Unbiased Risk Estimate
SURE_MSEthresh | Stein's Unbiased Risk Estimate with MSE
swissroll | Swiss Roll Graph Generation
synthesis | Compute the Synthesis Operator for Transform Coefficients
tight_frame | Tight-Frame Computation
zetav | Evaluate Localized Tight-Frame Filter Functions