`install.packages('drc')`

27,354

2.5-12

GPL-2 | file LICENCE

April 14th, 2015

W1.4

The four-parameter Weibull functions

W1.3

The three-parameter Weibull functions

coef.drc

Extract Model Coefficients

leaflength

Leaf length of barley

deguelin

Deguelin applied to chrysanthemum aphis

fplogistic

Fractional polynomial-logistic dose-response models

getInitial

Showing starting values used

cedergreen

The Cedergreen-Ritz-Streibig model

fitted.drc

Extract fitted values from model

ursa

Model function for the universal response surface approach (URSA) for the quantitative assessment of drug interaction

lepidium

Dose-response profile of degradation of agrochemical using lepidium

auxins

Effect of technical grade and commercially formulated auxin herbicides

algae

Volume of algae as function of increasing concentrations of a herbicide

glymet

Glyphosate and metsulfuron-methyl tested on algae.

lin.test

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

llogistic

The log-logistic function

P.promelas

Effect of sodium pentachlorophenate on growth of fathead minnow

logLik.drc

Extracting the log likelihood

EDcomp

Comparing selectivity indices across curves

germination

Germination of three crops

W1.2

The two-parameter Weibull functions

nasturtium

Dose-response profile of degradation of agrochemical using nasturtium

spinach

Inhibition of photosynthesis

searchdrc

Searching through a range of initial parameter values to obtain convergence

H.virescens

Mortality of tobacco budworms

boxcox.drc

Transform-both-sides Box-Cox transformation

yieldLoss

Calculating yield loss parameters

daphnids

Daphnia test

LL.4

The four-parameter log-logistic function

gompertz

Mean function for the Gompertz dose-response or growth curve

NEC

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

acidiq

Acifluorfen and diquat tested on Lemna minor.

comped

Comparison of effective dose values

ED.drc

Estimating effective doses

chickweed

Germination of common chickweed (*Stellaria media*)

gompertzd

The derivative of the Gompertz function

gaussian

Normal and log-normal biphasic dose-response models

print.drc

Printing key features

O.mykiss

Test data from a 21 day fish test

modelFit

Assessing the model fit

noEffect

Testing if there is a dose effect at all

bread.drc

Bread and meat for the sandwich

M.bahia

Effect of an effluent on the growth of mysid shrimp

drmc

Sets control arguments

summary.drc

Summarising non-linear model fits

weibull1

Weibull model functions

S.alba

Potency of two herbicides

anova.drc

ANOVA for dose-response model fits

compParm

Comparison of parameters

CRS.5a

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

G.aparine

Herbicide applied to Galium aparine

logistic

The logistic model

LL.5

The five-parameter log-logistic function

EXD

Exponential decay model

lettuce

Hormesis in lettuce plants

finney71

Example from Finney (1971)

MM

Michaelis-Menten model

twophase

Two-phase dose-response model

backfit

Calculation of backfit values from a fitted dose-response model

vinclozolin

Vinclozolin from AR in vitro assay

baro5

The modified baro5 function

isobole

Creating isobolograms

etmotc

Effect of erythromycin on mixed sewage microorganisms

maED

Estimation of ED values using model-averaging

LL.3

The three-parameter log-logistic function

braincousens

The Brain-Cousens hormesis models

plot.drc

Plotting fitted dose-response curves

predict.drc

Prediction

secalonic

Root length measurements

earthworms

Earthworm toxicity test

mixture

Fitting binary mixture models

mselect

Dose-response model selection

selenium

Data from toxicology experiments with selenium

residuals.drc

Extracting residuals from the fitted dose-response model

gammadr

Gamma dose-response model

drm

Fitting dose-response models

BC.5

The Brain-Cousens hormesis models

AR

Asymptotic regression model

PR

Expected or predicted response

LL.2

The two-parameter log-logistic function

lnormal

Log-normal dose-response model

mr.test

Mizon-Richard test for dose-response models

mecter

Mechlorprop and terbythylazine tested on Lemna minor

print.summary.drc

Printing summary of non-linear model fits

neill.test

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

CRS.4a

The Cedergreen-Ritz-Streibig model

diagnostics

Information on estimation

terbuthylazin

The effect of terbuthylazin on growth rate

MAX

Maximum mean response

RScompetition

Competition between two biotypes

confint.drc

Confidence Intervals for model parameters

S.capricornutum

Effect of cadmium on growth of green alga

heartrate

Heart rate baroreflexes for rabbits

getMeanFunctions

Display available dose-response models

methionine

Weight gain for different methionine sources

multi2

Multistage dose-response model with quadratic terms

ryegrass

Effect of ferulic acid on growth of ryegrass

hatvalues.drc

Model diagnostics for nonlinear dose-response models

update.drc

Updating and re-fitting a model

rdrm

Simulating a dose-response curve

vcov.drc

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

simDR

Simulating ED values under various scenarios