drc3.0-1 package

Analysis of Dose-Response Curves

anova.drc

ANOVA for dose-response model fits

AR

Asymptotic regression model

backfit

Calculation of backfit values from a fitted dose-response model

barley

Leaf length of barley

baro5

The modified baro5 function

BC

The Brain-Cousens hormesis models

boxcox.drc

Transform-both-sides Box-Cox transformation

braincousens

The Brain-Cousens hormesis models

bread.drc

Bread and meat for the sandwich

cedergreen

The Cedergreen-Ritz-Streibig model

CIcompX

Calculation of combination index for binary mixtures

coef.drc

Extract Model Coefficients

comped

Comparison of effective dose values

compParm

Comparison of parameters

confint.drc

Confidence Intervals for model parameters

CRS.4a

The Cedergreen-Ritz-Streibig model

CRS.5a

Cedergreen-Ritz-Streibig dose-reponse model for describing hormesis

drm

Fitting dose-response models

drmc

Sets control arguments

ED.drc

Estimating effective doses

EDcomp

Comparison of relative potencies between dose-response curves

EXD

Exponential decay model

fitted.drc

Extract fitted values from model

fplogistic

Fractional polynomial-logistic dose-response models

gammadr

Gamma dose-response model

gaussian

Normal and log-normal biphasic dose-response models

getInitial

Showing starting values used

getMeanFunctions

Display available dose-response models

gompertz

Mean function for the Gompertz dose-response or growth curve

gompertzd

The derivative of the Gompertz function

hatvalues.drc

Model diagnostics for nonlinear dose-response models

isobole

Creating isobolograms

lin.test

Lack-of-fit test for the mean structure based on cumulated residuals

LL.2

The two-parameter log-logistic function

LL.3

The three-parameter log-logistic function

LL.4

The four-parameter log-logistic function

LL.5

The five-parameter log-logistic function

llogistic

The log-logistic function

lnormal

Log-normal dose-response model

logistic

The logistic model

logLik.drc

Extracting the log likelihood

maED

Estimation of ED values using model-averaging

MAX

Maximum mean response

mixture

Fitting binary mixture models

MM

Michaelis-Menten model

modelFit

Assessing the model fit

mr.test

Mizon-Richard test for dose-response models

mselect

Dose-response model selection

multi2

Multistage dose-response model with quadratic terms

NEC

Dose-response model for estimation of no effect concentration (NEC).

neill.test

Neill's lack-of-fit test for dose-response models

noEffect

Testing if there is a dose effect at all

plot.drc

Plotting fitted dose-response curves

PR

Expected or predicted response

predict.drc

Prediction

print.drc

Printing key features

print.summary.drc

Printing summary of non-linear model fits

rdrm

Simulating a dose-response curve

residuals.drc

Extracting residuals from the fitted dose-response model

searchdrc

Searching through a range of initial parameter values to obtain conver...

simDR

Simulating ED values under various scenarios

summary.drc

Summarising non-linear model fits

twophase

Two-phase dose-response model

update.drc

Updating and re-fitting a model

ursa

Model function for the universal response surface approach (URSA) for ...

vcov.drc

Calculating variance-covariance matrix for objects of class 'drc'

W2

The two-parameter Weibull functions

W3

The three-parameter Weibull functions

W4

The four-parameter Weibull functions

weibull1

Weibull model functions

yieldLoss

Calculating yield loss parameters

Analysis of dose-response data is made available through a suite of flexible and versatile model fitting and after-fitting functions.

  • Maintainer: Christian Ritz
  • License: GPL-2 | file LICENCE
  • Last published: 2016-08-30