[GRASS-user] how to fix a digitization scale

2011-10-16 Thread Moritz Lennert
Last minute question while preparing a class for tomorrow: anyone have a good idea on how fix the scale at which one digitizes with v.digit (i.e. not the new wxgui digitizer) ? Currently, the best idea I have found is to use the wxgui to display a map at a fixed scale, save the display to a

[GRASS-user] Re: Factor loadings or Eigen vector?

2011-10-16 Thread Duccio Rocchini
Dear Gaspar just seen your message in the queue... You are definitively right. Each input value should be multiplied by the corresponding eigenvector after the covariance matrix (unstandardized PCA) or the correlation matrix (standardized PCA) have been built. PC1 =

[GRASS-user] 6.4.2RC1 on ubuntu 10.04 - successful

2011-10-16 Thread Shane Litherland
Hi all, Still early days in test-driving it, but I managed to swim the deep waters of compiling from source and I figured I have been successful because I can type 'grass64' in a terminal and things happen :-) FYI, below is what I did to 'build/configure/whatever-the-right-term-is' on ubuntu

[GRASS-user] d.vect anomalies 'fixed' in 6.4.2RC1

2011-10-16 Thread Shane Litherland
Hi all, over last couple of weeks, wrote about problems with the GUI for d.vect in wxpython. Basically, tweaking properties for vectors caused GRASS to freeze after a few operations of d.vect dialog. I have just been playing with d.vect in wxGUI and it seems to be working well :-) I've done 3-4

[GRASS-user] i.ortho.photo questions -testing in 6.4.2RC1

2011-10-16 Thread Shane Litherland
Hi again all, I'm trying i.ortho.photo from wxGUI to assess an earlier problem. So far I have hit a similar error message when zooming after a few GCP's are present, but I am wondering if I have done some things wrong in earlier steps. For entering camera position at step 6 for omega/phi/kappa,