compParm
(Package: drc) :
Comparison of parameters
Compare parameters from different assays, either by means of ratios or differences.
● Data Source:
CranContrib
● Keywords: models, nonlinear
● Alias: compParm
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residuals.drc
(Package: drc) :
Extracting residuals from the fitted dose-response model
'residuals' extracts different types of residuals from an object of class 'drc'.
● Data Source:
CranContrib
● Keywords: models, nonlinear
● Alias: residuals.drc
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vcov.drc
(Package: drc) :
Calculating variance-covariance matrix for objects of class 'drc'
'vcov' returns the estimated variance-covariance matrix for the parameters in the non-linear function.
● Data Source:
CranContrib
● Keywords: models, nonlinear
● Alias: vcov.drc
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The two-phase dose-response model is a combination of log-logistic models that should be useful for describing more complex dose-response patterns.
● Data Source:
CranContrib
● Keywords: models, nonlinear
● Alias: twophase
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braincousens
(Package: drc) :
The Brain-Cousens hormesis models
'braincousens' provides a very general way of specifying Brain-Cousens' modified log- logistic model for describing hormesis, under various constraints on the parameters.
● Data Source:
CranContrib
● Keywords: models, nonlinear
● Alias: braincousens
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mixture
(Package: drc) :
Fitting binary mixture models
'mixture' fits a concentration addition, Hewlett or Voelund model to data from binary mixture toxicity experiments.
● Data Source:
CranContrib
● Keywords: models, nonlinear
● Alias: mixture
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EXD
(Package: drc) :
Exponential decay model
Exponential decay model with or without a nonzero lower limit.
● Data Source:
CranContrib
● Keywords: models, nonlinear
● Alias: EXD.2, EXD.3
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A significance test is provided for the comparison of the dose-response model considered and the simple linear regression model with slope 0 (a horizontal regression line corresponding to no dose effect)
● Data Source:
CranContrib
● Keywords: models, nonlinear
● Alias: noEffect
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The function provides a lack-of-fit test for the mean structure based on cumulated residuals from the model fit.
● Data Source:
CranContrib
● Keywords: models, nonlinear
● Alias: lin.test
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EDcomp
(Package: drc) :
Comparing selectivity indices across curves
'EDcomp' compares selectivity indices for arbitrary dosage across curves. The selectivity is the ratio between effective dosages from different curves.
● Data Source:
CranContrib
● Keywords: models, nonlinear
● Alias: EDcomp, SI, relpot
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providing 
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