Analysis of dose-response curves

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Documentation for package ‘drc’ version 1.5-2

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A B C D E F G H I L M N O P R S T U V W

-- A --

acidiq Acifluorfen and diquat tested on Lemna minor.
anova.drc ANOVA for non-linear model fits
AR.2 Asymptotic regression model
AR.3 Asymptotic regression model
auxins Effect of technical grade and commerecially formulated auxin herbicides

-- B --

B.3 The logistic (Boltzmann) model
B.4 The logistic (Boltzmann) model
B.5 The logistic (Boltzmann) model
b3 The logistic (Boltzmann) model
b4 The logistic (Boltzmann) model
b5 The logistic (Boltzmann) model
baro5 The modified baro5 function
BC.4 The Brain-Cousens hormesis models
BC.5 The Brain-Cousens hormesis models
bcl3 The Brain-Cousens hormesis models
bcl4 The Brain-Cousens hormesis models
beetGrowth Example of plant growth curve from Covarelli and Onofri (1998)
boltzmann The logistic (Boltzmann) model
boxcox.drc Transform-both-sides Box-Cox transformation
braincousens The Brain-Cousens hormesis models
bread.drc Bread and meat for the sandwich

-- C --

cedergreen The Cedergreen-Ritz-Streibig model
coef.drc Extract Model Coefficients
colFct Collapse of levels
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.4b The Cedergreen-Ritz-Streibig model
CRS.4c The Cedergreen-Ritz-Streibig model
CRS.5a The Cedergreen-Ritz-Streibig model
CRS.5b The Cedergreen-Ritz-Streibig model
CRS.5c The Cedergreen-Ritz-Streibig model
CRS.6 The Cedergreen-Ritz-Streibig model

-- D --

daphnids Daphnia test
deguelin Deguelin applied to chrysanthemum aphis
diagnostics Information on estimation
drm Fitting dose-response models
drmc Sets control arguments

-- E --

earthworms Earthworms
ED Estimating effective doses
estfun.drc Bread and meat for the sandwich
EXD.2 Exponential decay model
EXD.3 Exponential decay model

-- F --

finney71 Example from Finney (1971)
fitted.drc Extract fitted values from model

-- G --

G.aparine Herbicide applied to Galium aparine
getMeanFunctions Display available dose-response models
glymet Glyphosate and metsulfuron-methyl tested on algae.
gompertzd The derivative of the Gompertz function
gompGrowth.1 Gompertz growth models
gompGrowth.2 Gompertz growth models
gompGrowth.3 Gompertz growth models

-- H --

heartrate Heart rate baroreflexes for rabbits

-- I --

isobole Creating isobolograms

-- L --

L.3 The logistic (Boltzmann) model
L.4 The logistic (Boltzmann) model
L.5 The logistic (Boltzmann) model
l2 The two-parameter log-logistic function
l3 The three-parameter log-logistic function
l3u The three-parameter log-logistic function
l4 The four-parameter log-logistic function
l5 The five-parameter log-logistic function
leaflength Leaf length of barley
lepidium Dose-response profile of degradation of agrochemical using lepidium
lettuce Isobutylalcohol in nutrient solution in which lettuce plants were grown
LL.2 The two-parameter log-logistic function
LL.3 The three-parameter log-logistic function
LL.3u The three-parameter log-logistic function
LL.4 The four-parameter log-logistic function
LL.5 The five-parameter log-logistic function
LL2.2 The two-parameter log-logistic function
LL2.3 The three-parameter log-logistic function
LL2.3u The three-parameter log-logistic function
LL2.4 The four-parameter log-logistic function
LL2.5 The five-parameter log-logistic function
llogistic The log-logistic function
llogistic2 The log-logistic function
logistic The logistic (Boltzmann) model
logLik.drc Extracting the log likelihood

-- M --

MAX Maximum mean response
mdControl Sets control arguments
mecter Mechlorprop and terbythylazine tested on Lemna minor
methionine Weight gain for different methionine sources
mixdrc Fitting multiple dose-response curves with random effects
mixture Fitting mixture models
ml3a The Cedergreen-Ritz-Streibig model
ml3b The Cedergreen-Ritz-Streibig model
ml3c The Cedergreen-Ritz-Streibig model
ml4a The Cedergreen-Ritz-Streibig model
ml4b The Cedergreen-Ritz-Streibig model
ml4c The Cedergreen-Ritz-Streibig model
MM.2 Michaelis-Menten model
MM.3 Michaelis-Menten model
mrdrm Model-robust dose-response modelling
mselect Model selection
multdrc Fitting multiple dose-response curves

-- N --

nasturtium Dose-response profile of degradation of agrochemical using nasturtium

-- O --

O.mykiss Test data from a 21 day fish test

-- P --

plot.drc Plotting fitted curves for a 'drc' or 'mrdrc' object
plot.mrdrc Plotting fitted curves for a 'drc' or 'mrdrc' object
plotraw Plotting raw dose response data.
PR Expected or predicted response
predict.drc Prediction
predict.mrdrc Prediction
print.drc Printing key features
print.mrdrc Printing key features
print.summary.drc Printing summary of non-linear model fits

-- R --

rdrm Simulating a dose-response curve
relpot Comparing selectivity indices across curves
residuals.drc Extracting residuals from model
richards Richards model
RScompetition Competition between two biotypes
ryegrass Effect of ferulic acid on growth of ryegrass

-- S --

S.alba Potency of two herbicides
searchdrc Searching through a range of initial parameter values to obtain convergence
secalonic Root length
SI Comparing selectivity indices across curves
simDR Simulating ED values under various scenarios
spinach Inhibition of photosynthesis
summary.drc Summarising non-linear model fits

-- T --

terbuthylazin The effect of terbuthylazin on growth rate

-- U --

ucedergreen The Cedergreen-Ritz-Streibig model
UCRS.4a The Cedergreen-Ritz-Streibig model
UCRS.4b The Cedergreen-Ritz-Streibig model
UCRS.4c The Cedergreen-Ritz-Streibig model
UCRS.5a The Cedergreen-Ritz-Streibig model
UCRS.5b The Cedergreen-Ritz-Streibig model
UCRS.5c The Cedergreen-Ritz-Streibig model
uml3a The Cedergreen-Ritz-Streibig model
uml3b The Cedergreen-Ritz-Streibig model
uml3c The Cedergreen-Ritz-Streibig model
uml4a The Cedergreen-Ritz-Streibig model
uml4b The Cedergreen-Ritz-Streibig model
uml4c The Cedergreen-Ritz-Streibig model
update.drc Updating and re-fitting a model

-- V --

vcov.drc Calculating Variance-Covariance Matrix for objects of class 'drc'
vinclozolin Vinclozolin from AR in vitro assay

-- W --

W1.2 The two-parameter Weibull functions
W1.3 The three-parameter Weibull functions
W1.3u The three-parameter Weibull functions
W1.4 The four-parameter Weibull functions
w2 The two-parameter Weibull functions
W2.2 The two-parameter Weibull functions
W2.3 The three-parameter Weibull functions
W2.3u The three-parameter Weibull functions
W2.4 The four-parameter Weibull functions
w3 The three-parameter Weibull functions
w4 The four-parameter Weibull functions
weibull1 The Weibull functions
weibull2 The Weibull functions