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locfit (version 1.1-9)

Local Regression, Likelihood and Density Estimation.

Description

Local Regression, Likelihood and density estimation.

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Version

Install

install.packages('locfit')

Monthly Downloads

69,216

Version

1.1-9

License

Free for non-commercial use, see the file COPYRIGHT for details

Maintainer

Andy Liaw

Last Published

March 5th, 2025

Functions in locfit (1.1-9)

aic

Compute Akaike's Information Criterion.
chemdiab

Chemical Diabetes Dataset
cpar

Conditionally parametric term for a Locfit model.
livmet

liver Metastases dataset
ais

Australian Institute of Sport Dataset
geyser.round

Discrete Old Faithful Geyser Dataset
hatmatrix

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

Construct Limit Vectors for Locfit fits.
heart

Survival Times of Heart Transplant Recipients
left

One-sided left smooth for a Locfit model.
knots

Extraction of fit-point information from a Locfit object.
formula.locfit

Formula method for a Locfit object.
mine

Fracture Counts in Coal Mines
cldem

Example data set for classification
gcv

Compute generalized cross-validation statistic.
claw54

Claw Dataset
lfmarg

Generate grid margins.
gam.slist

Vector of GAM special terms
cpplot

Compute a Cp plot.
border

Cricket Batting Dataset
ang

Angular Term for a Locfit model.
locfit.raw

Local Regression, Likelihood and Density Estimation.
bad

Example dataset for bandwidth selection
crita

Substitute critical values on ``locfit'' object.
gam.lf

Locfit call for Generalized Additive Models
panel.xyplot.lf

Locfit panel function
lscvplot

Compute the LSCV plot.
lf

Locfit term in Additive Model formula
locfit.robust

Robust Local Regression
kdeb

Bandwidth selectors for kernel density estimation.
density.lf

Density estimation using Locfit
aicplot

Compute an AIC plot.
cltrain

Training dataset for classification
locfit

Local Regression, Likelihood and Density Estimation.
mmsamp

Test dataset for minimax Local Regression
print.gcvplot

Print method for gcvplot objects
insect

Insect Dataset
regband

Bandwidth selectors for local regression.
penny

Penny Thickness Dataset
panel.locfit

Locfit panel function
spencer

Spencer's Mortality Dataset
co2

Carbon Dioxide Dataset
lines.locfit

Add `locfit' line to existing plot
cp

Compute Mallows' Cp for local regression models.
fitted.locfit

Fitted values for a `"locfit"' object.
residuals.locfit

Fitted values for a `"locfit"' object.
locfit.matrix

Reconstruct a Locfit model matrix.
ethanol

Exhaust emissions
summary.gcvplot

Summary method for a gcvplot structure.
summary.preplot.locfit

Summary method for a preplot.locfit object.
locfit.censor

Censored Local Regression
morths

Henderson and Sheppard Mortality Dataset
expit

Inverse logistic link function
lfbas

User-specified basis functions for Locfit.
plot.locfit.3d

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

Exhaust emissions
lcv

Compute Likelihood Cross Validation Statistic.
cltest

Test dataset for classification
km.mrl

Mean Residual Life using Kaplan-Meier estimate
rva

Substitute variance estimate on a "locfit" object.
preplot.locfit

Prediction from a Locfit object.
lcvplot

Compute the likelihood cross-validation plot.
lfeval

Extract Locfit Evaluation Structure.
kappa0

Critical Values for Simultaneous Confidence Bands.
print.scb

Print method for simultaneous confidence bands
spence.15

Spencer's 15 point graduation rule.
scb

Simultaneous Confidence Bands
rv

Residual variance from a "locfit" object.
plot.locfit

Plot an object of class locfit.
predict.locfit

Prediction from a Locfit object.
iris

Fisher's Iris Data (subset)
points.locfit

Add `locfit' points to existing plot
print.locfit

Print method for "locfit" object.
store

Save S functions.
lscv.exact

Exact LSCV Calculation
plot.locfit.1d

Plot a one dimensional "preplot.locfit" object.
print.summary.locfit

Print a Locfit summary object.
plotbyfactor

x-y scatterplot, colored by levels of a factor.
plot.locfit.2d

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

Least Squares Cross Validation Statistic.
preplot.locfit.raw

Prediction from a Locfit object.
crit

Compute critical values for confidence intervals.
stamp

Stamp Thickness Dataset
print.preplot.locfit

Print method for preplot.locfit objects.
print.lfeval

Print the Locfit Evaluation Points.
mcyc

Acc(De?)celeration of a Motorcycle Hitting a Wall
plot.scb

Plot method for simultaneous confidence bands
plot.gcvplot

Produce a cross-validation plot.
plot.lfeval

Plot a Locfit Evaluation Structure.
geyser

Old Faithful Geyser Dataset
spence.21

Spencer's 21 point graduation rule.
sjpi

Sheather-Jones Plug-in bandwidth criterion.
right

One-sided right smooth for a Locfit model.
locfit.quasi

Local Quasi-Likelihood with global reweighting.
kangaroo

Kangaroo skull measurements dataset
summary.locfit

Print method for a locfit object.
plot.eval

Plot evaluation points from a 2-d locfit object.
plot.preplot.locfit

Plot a "preplot.locfit" object.
gcvplot

Compute a generalized cross-validation plot.
trimod

Generated sample from a bivariate trimodal normal mixture