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locfit (version 1.5-9.5)

Local Regression, Likelihood and Density Estimation

Description

Local regression, likelihood and density estimation methods as described in the 1999 book by Loader.

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Version

Install

install.packages('locfit')

Monthly Downloads

66,506

Version

1.5-9.5

License

GPL (>= 2)

Maintainer

Andy Liaw

Last Published

March 3rd, 2022

Functions in locfit (1.5-9.5)

ais

Australian Institute of Sport Dataset

Compute Mallows' Cp for local regression models.

gcvplot

Compute a generalized cross-validation plot.

cpplot

Compute a Cp plot.

cltest

Test dataset for classification

cpar

Conditionally parametric term for a Locfit model.

cldem

Example data set for classification

ang

Angular Term for a Locfit model.

geyser

Old Faithful Geyser Dataset

crit

Compute critical values for confidence intervals.

lcvplot

Compute the likelihood cross-validation plot.

left

One-sided left smooth for a Locfit model.

density.lf

Density estimation using Locfit

heart

Survival Times of Heart Transplant Recipients

gam.slist

Vector of GAM special terms

border

Cricket Batting Dataset

dat

Locfit - data evaluation structure.

bad

Example dataset for bandwidth selection

gcv

Compute generalized cross-validation statistic.

km.mrl

Mean Residual Life using Kaplan-Meier estimate

aic

Compute Akaike's Information Criterion.

formula.locfit

Formula from a Locfit object.

lcv

Compute Likelihood Cross Validation Statistic.

locfit.censor

Censored Local Regression

locfit.raw

Local Regression, Likelihood and Density Estimation.

livmet

liver Metastases dataset

locfit

Local Regression, Likelihood and Density Estimation.

Add locfit line to existing plot

locfit.robust

Robust Local Regression

none

Locfit Evaluation Structure

chemdiab

Chemical Diabetes Dataset

claw54

Claw Dataset

panel.locfit

Locfit panel function

cltrain

Training dataset for classification

penny

Penny Thickness Dataset

panel.xyplot.lf

Locfit panel function

geyser.round

Discrete Old Faithful Geyser Dataset

gam.lf

Locfit call for Generalized Additive Models

smooth.lf

Local Regression, Likelihood and Density Estimation.

co2

Carbon Dioxide Dataset

hatmatrix

Weight diagrams and the hat matrix for a local regression model.

plot.locfit.2d

Plot a two-dimensional "preplot.locfit" object.

spence.15

Spencer's 15 point graduation rule.

kappa0

Critical Values for Simultaneous Confidence Bands.

ethanol

Exhaust emissions

trimod

Generated sample from a bivariate trimodal normal mixture

mine

Fracture Counts in Coal Mines

preplot.locfit.raw

Prediction from a Locfit object.

summary.preplot.locfit

Summary method for a preplot.locfit object.

plot.locfit.1d

Plot a one dimensional preplot.locfit object.

mcyc

Acc(De?)celeration of a Motorcycle Hitting a Wall

print.locfit

Print method for "locfit" object.

print.preplot.locfit

Print method for preplot.locfit objects.

plot.lfeval

Plot a Locfit Evaluation Structure.

preplot.locfit

Prediction from a Locfit object.

expit

Inverse logistic link function

spence.21

Spencer's 21 point graduation rule.

lscv.exact

Exact LSCV Calculation

Locfit term in Additive Model formula

lfeval

Extract Locfit Evaluation Structure.

fitted.locfit

Fitted values for a `"locfit"' object.

lscvplot

Compute the LSCV plot.

spencer

Spencer's Mortality Dataset

summary.gcvplot

Summary method for a gcvplot structure.

summary.locfit

Print method for a locfit object.

plot.preplot.locfit

Plot a "preplot.locfit" object.

iris

Fisher's Iris Data (subset)

plot.locfit

Plot an object of class locfit.

lflim

Construct Limit Vectors for Locfit fits.

kangaroo

Kangaroo skull measurements dataset

rbox

Local Regression, Likelihood and Density Estimation.

sjpi

Sheather-Jones Plug-in bandwidth criterion.

lfmarg

Generate grid margins.

scb

Simultaneous Confidence Bands

regband

Bandwidth selectors for local regression.

locfit.matrix

Reconstruct a Locfit model matrix.

kdeb

Bandwidth selectors for kernel density estimation.

lfgrid

Locfit - grid evaluation structure.

lfknots

Extraction of fit-point information from a Locfit object.

locfit.quasi

Local Quasi-Likelihood with global reweighting.

mmsamp

Test dataset for minimax Local Regression

right

One-sided right smooth for a Locfit model.

plot.locfit.3d

Plot a high-dimensional "preplot.locfit" object using trellis displays.

residuals.locfit

Fitted values and residuals for a Locfit object.

lscv

Least Squares Cross Validation Statistic.

plot.eval

Plot evaluation points from a 2-d locfit object.

points.locfit

Add `locfit' points to existing plot

morths

Henderson and Sheppard Mortality Dataset

Local Polynomial Model Term

predict.locfit

Prediction from a Locfit object.

print.summary.locfit

Print a Locfit summary object.

print.scb

Print method for simultaneous confidence bands

Residual variance from a locfit object.

plot.scb

Plot method for simultaneous confidence bands

plot.gcvplot

Produce a cross-validation plot.

plotbyfactor

x-y scatterplot, colored by levels of a factor.

rva

Substitute variance estimate on a locfit object.

print.gcvplot

Print method for gcvplot objects

print.lfeval

Print the Locfit Evaluation Points.

stamp

Stamp Thickness Dataset

store

Save S functions.

xbar

Locfit Evaluation Structure