Re: [R] how to install spatstat

2010-01-19 Thread Senlin Liang
; >> On 19/01/2010, at 11:24 AM, Senlin Liang wrote: >> >> Hi, >>> >>> I tried to install spatstat using: >>> install.packages("spatstat", dependencies = TRUE, lib = >>> "./R/i486-pc-linux-gnu-library/2.8") >&g

[R] how to install spatstat

2010-01-18 Thread Senlin Liang
Hi, I tried to install spatstat using: install.packages("spatstat", dependencies = TRUE, lib = "./R/i486-pc-linux-gnu-library/2.8") but got the following msg: --- Please select a CRAN mirror for use in this session --- __ R-help@r-project.org mailing l

[R] ZipF question.

2010-01-17 Thread Senlin Liang
Hey all, I read in a paper about the zipf distribution, which seems different from what i learned here. It says: we can generate a random dataset of pairs of the form (x,y). By modifying some variable Z during data generation, we can generate dataset where x and y can be closely correlated or tota

[R] how to draw image of a data distribution? Thanks

2009-11-20 Thread Senlin Liang
image to show the values at different positions (x, y)? I would like to see different colors for different values. Sorry if it is a naive question, but it is my first week of R and I have been trying for several hours trying to make it. Thank you, -- Senlin Liang [[alternative HTML ve