Search Archives
Search tips
from:Name
Search by author name, e.g. from:Duncan Murdoch
"exact phrase"
Match an exact phrase
word1 word2
Match messages containing both words
Date range
Use the date pickers to filter results to a time period
Use the list dropdown to narrow results to a specific mailing list. Combine from: with other terms to filter by author and content.
Hi, I am trying to add a function in a linear quantile regresion to find a breakpoint. The function I want to add is: y=(k+ax)(x<B)+(k+(a-d)B+dx)(x>B) How do...
Hi everyone, I'm wondering how to select the "best" model when using logistf? AIC does not work neither does anova. I tried fitting a glm model but got the separation warning message so I tried using the logistf package...
Hi, I have a question regarding the cv.glm function in the package boot. What is exactly the cost? Is it the threshold value for an estimated value to be classified as either 0 or 1? I have troubles understanding...
Hi, I have problems writing a script for a logistic model. My data looks something like this: PI A N1 N2 N3 0 9 0 1 0 1 4 1 0 1 0 8 0 0 0 1 6 0...
Hi, I've written a logistic function using nls and I'd like to do cross validation for this. Is there a package for that? Below is an example of my data and the function. N terms are presence/absence...
Dear List As I was working on a project, I realized that when I use dnearneigh from spdep, two (or more) points that have the exact same coordinates are not considered neighbours and thus are not linked (even when the...
Hi all, I am trying to make a script that prints all possible models from a model I've created using nls(). It is a logisitc model which in total includes 13 variables. So its >8000 models I need to...
Dear List As I was working on a project, I realized that when I use dnearneigh from spdep, two (or more) points that have the exact same coordinates are not considered neighbours and thus are not linked (even when the...
Dear Roger, Thank you for your answer, (And sorry for the HTML posting). The issue persists if I specify "GE" for the lower bound, but only when the parameter latlong is set to TRUE (see example below). Regarding the nature...
Thank you Roger, Your patched version now works as expected! And thank you for your suggestions, I am currently looking into all of that. Best Ma?l On 12/04/2017 09:00, Roger Bivand wrote: > On Wed, 12 Apr...
Can't find what you're looking for? Try searching with Google .