search for: tp3618778p3618902

Displaying 1 result from an estimated 1 matches for "tp3618778p3618902".

2011 Jun 22
1
lme convergence failure within a loop
Hi R-users, I'm attempting to fit a number of mixed models, all with the same structure, across a spatial grid with data points collected at various time points within each grid cell. I'm trying to use a 'for' loop to try the model fit on each grid cell. In some cells lme does not converge, giving me the error: Error message: In lme.formula(logarea ~ year + summ_d, data =