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locfit (version 1.1-6)

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

1.1-6

License

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

Maintainer

Andy Liaw

Last Published

March 5th, 2025

Functions in locfit (1.1-6)

geyser

Old Faithful Geyser Dataset
mine

Fracture Counts in Coal Mines
claw54

Claw Dataset
penny

Penny Thickness Dataset
kangaroo

Kangaroo skull measurements dataset
morths

Henderson and Sheppard Mortality Dataset
formula.locfit

Formula method for a Locfit object.
aicplot

Compute an AIC plot.
gcv

Compute generalized cross-validation statistic.
right

One-sided right smooth for a Locfit model.
kdeb

Bandwidth selectors for kernel density estimation.
knots

Extraction of fit-point information from a Locfit object.
cldem

Example data set for classification
hatmatrix

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

Angular Term for a Locfit model.
gam.lf

Locfit call for Generalized Additive Models
print.preplot.locfit

Print method for preplot.locfit objects.
plot.locfit.1d

Plot a one dimensional "preplot.locfit" object.
co2

Carbon Dioxide Dataset
locfit.matrix

Reconstruct a Locfit model matrix.
chemdiab

Chemical Diabetes Dataset
cltest

Test dataset for classification
cltrain

Training dataset for classification
aic

Compute Akaike's Information Criterion.
cp

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

Local Regression, Likelihood and Density Estimation.
locfit

Local Regression, Likelihood and Density Estimation.
lcv

Compute Likelihood Cross Validation Statistic.
panel.xyplot.lf

Locfit panel function
left

One-sided left smooth for a Locfit model.
diab

Exhaust emissions
plot.lfeval

Plot a Locfit Evaluation Structure.
plot.locfit.3d

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

Density estimation using Locfit
points.locfit

Add `locfit' points to existing plot
locfit.censor

Censored Local Regression
print.scb

Print method for simultaneous confidence bands
lscv

Least Squares Cross Validation Statistic.
gam.slist

Vector of GAM special terms
geyser.round

Discrete Old Faithful Geyser Dataset
locfit.robust

Robust Local Regression
heart

Survival Times of Heart Transplant Recipients
mmsamp

Test dataset for minimax Local Regression
ais

Australian Institute of Sport Dataset
crita

Substitute critical values on ``locfit'' object.
border

Cricket Batting Dataset
fitted.locfit

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

Fisher's Iris Data (subset)
lfeval

Extract Locfit Evaluation Structure.
plot.eval

Plot evaluation points from a 2-d locfit object.
lfmarg

Generate grid margins.
preplot.locfit.raw

Prediction from a Locfit object.
gcvplot

Compute a generalized cross-validation plot.
plot.preplot.locfit

Plot a "preplot.locfit" object.
plot.locfit.2d

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

Mean Residual Life using Kaplan-Meier estimate
print.gcvplot

Print method for gcvplot objects
ethanol

Exhaust emissions
predict.locfit

Prediction from a Locfit object.
rv

Residual variance from a "locfit" object.
lflim

Construct Limit Vectors for Locfit fits.
print.locfit

Print method for "locfit" object.
scb

Simultaneous Confidence Bands
preplot.locfit

Prediction from a Locfit object.
kappa0

Critical Values for Simultaneous Confidence Bands.
trimod

Generated sample from a bivariate trimodal normal mixture
livmet

liver Metastases dataset
lscv.exact

Exact LSCV Calculation
lcvplot

Compute the likelihood cross-validation plot.
print.summary.locfit

Print a Locfit summary object.
spence.15

Spencer's 15 point graduation rule.
summary.locfit

Print method for a locfit object.
summary.gcvplot

Summary method for a gcvplot structure.
stamp

Stamp Thickness Dataset
regband

Bandwidth selectors for local regression.
lscvplot

Compute the LSCV plot.
rva

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

Add `locfit' line to existing plot
spencer

Spencer's Mortality Dataset
panel.locfit

Locfit panel function
plot.scb

Plot method for simultaneous confidence bands
sjpi

Sheather-Jones Plug-in bandwidth criterion.
spence.21

Spencer's 21 point graduation rule.
cpplot

Compute a Cp plot.
print.lfeval

Print the Locfit Evaluation Points.
store

Save S functions.
bad

Example dataset for bandwidth selection
summary.preplot.locfit

Summary method for a preplot.locfit object.
crit

Compute critical values for confidence intervals.
cpar

Conditionally parametric term for a Locfit model.
locfit.quasi

Local Quasi-Likelihood with global reweighting.
expit

Inverse logistic link function
lfbas

User-specified basis functions for Locfit.
plot.locfit

Plot an object of class locfit.
mcyc

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

Insect Dataset
lf

Locfit term in Additive Model formula
plot.gcvplot

Produce a cross-validation plot.
plotbyfactor

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

Fitted values for a `"locfit"' object.