search for: coldiff

Dear R-users, Is there a procedure to identify neighbors in a regular lattice using either a "rook" or a "queen" criterium? To be more specific, suppose: My lattice: 1 2 3 4 5 6 7 8 9 "Rook" Neighbors 1 has neighbors 2,4 2 has neighbors 1,3,5 ... 5 has neighbors 2,4,6,8 "Queen Neighbors" 1 has neighbors 2,4,5 2 has neighbors 1,3,4,5,6 For each case,

...both results. I see that the web pages of the nightly tester provide nice results (changes compared to the day before, together with percentages and colors etc). Something like that should be supported for two local test runs as well, but I couldn't find how. I did a bit of hacking on the HTMLColDiff.pl script that I found lying around, the (rough) patch is attached. Is this script a quick hackup that got forgotten, or is it still used by people for a purpose that I don't see right now? Any thoughts or suggestions on how to do this testing in a structured manner? In particular, it would be...