[R-sig-Geo] "Zelig" function for Logistic regression

Dear All, I have misleadings with "Zelig" function to process the data with Logistic regression. Here is a glance at my data> head(data.variables, n=4)  target  F1 F2 F3 F41     1  103.6462  13.460189         15          52     1 1138.1763  14.049833         15          53     1  731.   8.32

Re: [R-sig-Geo] Spatial prediction map using raster format dataset

Actually, I am a new user in R environment. and i faced few dilemmas, if you could help me with some tips regarding: My data represent landslides locations and conditioning factors contain the following: I have spatial data for landslide assessment in .tiff format. 1)Dependent: Training and test

[R-sig-Geo] Spatial prediction map using raster format dataset

Dear All, My data represent landslides locations and conditioning factors (5000 row, 2000 column, tiff format)  contain the following:1- Training and testing locations (1=exist, 0= not, also - value refer to no-data areas)2- Independent variables like slope, elevation..etc. Which type of