Package: sharpPen 1.9

sharpPen: Penalized Data Sharpening for Local Polynomial Regression

Functions and data sets for data sharpening. Nonparametric regressions are computed subject to smoothness and other kinds of penalties.

Authors:W.J. Braun [aut], D. Wang [aut, cre], X.J. Hu [aut, ctb]

# Install 'sharpPen' in R:

install.packages('sharpPen', repos = c('https://wdy9.r-universe.dev', 'https://cloud.r-project.org'))

Datasets:

On CRAN:

This package does not link to any Github/Gitlab/R-forge repository. No issue tracker or development information is available.

Last updated 1 years agofrom:eb525ea637. Checks:OK: 7 NOTE: 2. Indexed: yes.

Help page	Topics
Penalized data sharpening for Local Linear, Quadratic and Cubic Regression	data_sharpening
Shape Constraint Matrix Construction	derivOperator
Select a Bandwidth for Local Quadratic and Cubic Regression	dpilc
Shape-Constrained Local Linear Regression via Douglas-Rachford	DR_sharpen
Local Polynomial Estimator Matrix Construction	lprOperator
Noon Temperatures in Winnipeg, Manitoba	noontemp
Numerical Derivative of Smooth Function	numericalDerivative
Projection operator for rectangle or nonnegative space	projection_C
Projection operator for norm balls.	projection_nb
Ridge/Enet/LASSO Sharpening via the local polynomial regression with large bandwidth.	relsharp_bigh
Ridge/Enet/LASSO Sharpening via the local polynomial regression with large bandwidth and then applying the residual sharpening method.	relsharp_bigh_c
Ridge/Enet/LASSO Sharpening via the linear regression.	relsharp_linear
Ridge/Enet/LASSO Sharpening via the linear regression and then applying the residual sharpening method.	relsharp_linear_c
Ridge/Enet/LASSO Sharpening via the Mean	relsharp_mean
Ridge/Enet/LASSO Sharpening via the Mean and then applying the residual sharpening method.	relsharp_mean_c
Ridge/Enet/LASSO Sharpening via the penalty matrix.	relsharpen
Ridge/Enet/LASSO Sharpening via the mean/local polynomial regression with large bandwidth/linear regression.	RELsharpening
Functions for Testing Purposes	testfun