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.
Dear all, I am still trying to fit a model for habituation with lme (Dogs are trotting on a treadmill once a week during 4 consecutive weeks). I have maybe found a good one. In order to validate it, I...
Dear all, I try to compare the performances of several parameters to diagnose lameness in dogs. I have several ROC curves from the same dataset. I plotted the ROC curves and calculated AUC with the ROCR package. I would like...
Dear all, I am looking at habituation of dogs trotting on a treadmill. I record the ground reaction force and I analyze it with several discrete variables (maximum, minimum,...) For each variable, I get between 40 and 50 data per...
Dear all, I am looking at habituation of dogs trotting on a treadmill. Each record is made of 40 to 50 data for the same variable (for example Peak). I get each record at several minutes (1, 2 and 4...
Dear R-gurus, I have an interpretation problem regarding lme models. I am currently working on dog locomotion, particularly on some variation factors. I try to figure out which limb out of 2 generated more dispersed data. I record a...
I thank you for your answer. It was really helpful. I purchased Pinheiro and Bates last year for the reasons you mentionned. I checked Sec. 5.2 and think I might use the following : model.var <- update(model2,weights=varIdent...
Can't find what you're looking for? Try searching with Google .