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13 results for “from:Chris89”

Simulate from an ARIMA Model with fixed errors
Chris89 · Feb 14, 2014 · r-help

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Hide return values
Chris89 · Nov 18, 2013 · r-help

Awesome, thanks! -Chris -- View this message in context: http://r.789695.n4.nabble.com/Hide-return-values-tp4680611p4680666.html Sent from the R help mailing list archive at Nabble.com.

Adding additional points to ggplot2
Chris89 · Aug 19, 2013 · r-help

That worked great! Best regards, Chris -- View this message in context: http://r.789695.n4.nabble.com/Adding-additional-points-to-ggplot2-tp4673928p4674059.html Sent from the R help mailing list archive at Nabble.com.

R-squared and GLM
Chris89 · Jul 18, 2013 · r-help

Haha, true true! ;) It was to be used as a measure on how good the models I use are, but I found out that the AIC would be much easier to implement, and as I understand, a better measure of...

regression imputation in R
Chris89 · Sep 9, 2013 · r-help

Hi! For example if "data" is the complete dataset with both x and y values: tempdata = data[complete.cases(data[,1:2]),] # Regression data model = lm(y~x, data = tempdata) # Linear model >From this you can calculate the regression value...

Adding additional points to ggplot2
Chris89 · Aug 16, 2013 · r-help

Hi! I am having a difficulty adding additional points to a plot using ggplot2.. The case is that I want to plot both original and estimated values in the same graph, and general I would use plot and then lines...

R-squared and GLM
Chris89 · Jul 17, 2013 · r-help

Dear users, I want to compute r-squared values from a glm regression using a gamma distribution and an "identity" link-function, but find no such thing when using the summary() or names() function. My next guess was to calculate...

Hide return values
Chris89 · Nov 17, 2013 · r-help

Hi everyone! I am in the process of writing an R-package and while writing a summary function, I have come across a problem. I am able to print a summary table (as in a standard glm() summary) by using...

Regression using ggplot2
Chris89 · Sep 9, 2013 · r-help

Hi! I am currently working with a project where I want to plot the regression line in a plot using ggplot. The problem occurs when I want to add the second variable, i.e. the z in the source code...

Extracting AICc and BIC from an ARIMA model.
Chris89 · Oct 19, 2013 · r-help

Hi everyone! I am making some time series models, and as i want to compare a lot of models I thought it would be smart to compare the AIC, AICc and BIC values from the models. My question is, how...

General Copula theory
Chris89 · Apr 11, 2014 · r-help

Hi everyone! Firstly, let me specify that I an new to copula theory, so be gentle! I have two data sets containing wind data for 14 years, and I am to use Gumbel marginals and a Gumbel copula. The question...

Lognormal AR(0,1) model
Chris89 · Apr 4, 2014 · r-help

Hi everyone! I am trying to make two log-normal AR(0,1) model using R with a given correlation between them, \rho, on the form: X_t = \alpha X_{t-1} + a_t Y_t = \beta Y_{t-1...

Finding parameters for residuals using GAMLSS and a lognormal dist.
Chris89 · Jul 16, 2013 · r-help

Hi everyone! First of all: I am new to the forum, so please excuse my lack of knowledge on how to post a question... I am working on a project where I need to use the GAMLSS package, and the...

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