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R: Extracting values of x from a logistic curve fitted with nls...

Adding a covariate to an asymptotic regression model in R with nlme and SSasympOrig...

How to plot nonlinear regression function (nls) with ggplot2 geom_smooth using a self-starter functi...

Fitting exponential decline using nls() either fails or give wrong fit...

Fitting of nls model in R - manual versus brute force issues...

Warning: lmdif: info = 0. Improper input parameters for nls.lm() function...

Handling Error Propagation Above Biological Thresholds in R with predictNLS...

Connecting to Oracle from Perl...

How get plot from nls in R?...

Error in xy.coords with lines function when using nls in R...

Testing how well my test data fits to a sinusoidal template in R...

How to return NA when nls model is unable to fit data?...

How to do exponential curve fitting for y = a*(1- exp(-b*t)...

Method to calculate complex residuals between a complex function and data containing real and imagin...

Calculating the gradient of sigmoidal curve at specific point...

Computing ECDF of a data for parameter estimation using weighted nonlinear least square in R...

Extract model parameters for nls model using for loop and graph results...

Fitting data to a Boltzmann sigmoid function, and estimating parameters with a non-linear least squa...

How to use correclty TO_NUMBER() Oracle function considering NLS_NUMERIC_CHARACTERS defined on Datab...

Fitting complex non-linear function with nls() in R gives singular gradient error...

error messages fitting a non-linear exponential model between two variables...

Predict function in R...

Specify `nls` restrictions correctly in R...

nls issue: Missing value or an infinity produced when evaluating the model...

How do I run an exponential nls with seasonal dummies in R?...

non-linear least squares fitting: parameters without starting value...

In nlsplot(), how to see the model equation in R?...

Singular gradient in nls model - how can I make it work?...

Adding categorical control variables to nlsLM regression...