search for: metapopul

Displaying 6 results from an estimated 6 matches for "metapopul".

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2001 Sep 03
1
Missing values in time series
...or this - I'm sure I'm missing something somewhere... I've got a time series with several of missing values in it that I want to torture with R. But ts doesn't like the NA's, and I can't find any documentation telling me what to do about it. Help! Bob -- Bob O'Hara Metapopulation Research Group Division of Population Biology Department of Ecology and Systematics PO Box 17 (Arkadiankatu 7) FIN-00014 University of Helsinki Finland NOTE: NEW TELEPHONE NUMBER tel: +358 9 191 28779 fax: +358 9 191 28701 email: bob.ohara at helsinki.fi To induce catatonia, visit: http://ww...
2000 Oct 27
1
Extracting vectors from matrices
...e observed responses, and I want to extract the probabilities for the observed responses. As a toy example, if I have x <- matrix(c(1,2,3,4,5,6),2,3) y <- c(1,3) and I want to extract the numbers in x[1,1] and x[2,3] (the columns being indexed from y), what do I do? Bob -- Bob O'Hara Metapopulation Research Group Division of Population Biology Department of Ecology and Systematics PO Box 17 (Arkadiankatu 7) FIN-00014 University of Helsinki Finland tel: +358 9 191 7382 fax: +358 9 191 7301 email: bob.ohara at helsinki.fi To induce catatonia, visit: http://www.helsinki.fi/science/metapo...
2001 May 28
1
Fonts on Windows devices
...<- 4 par(font=XX); plot(1,1, xlab="Thing") gives me the same font whatever value of XX I use. So, can I change the font? And if so, how? Normally I would switch to drawing the graph in Postscript, but my collaborator's computer won't handle it. TIA Bob -- Bob O'Hara Metapopulation Research Group Division of Population Biology Department of Ecology and Systematics PO Box 17 (Arkadiankatu 7) FIN-00014 University of Helsinki Finland tel: +358 9 191 28782 fax: +358 9 191 28701 email: bob.ohara at helsinki.fi To induce catatonia, visit: http://www.helsinki.fi/science/metap...
2002 Jul 22
1
"New" problem with polr (or optim, or ...)
Hello from a presently sunny Helsinki! I've bee trying to repeat an analysis I did about 18 months ago (the reviewers of the paper want something adding to it). I'm using R1.5.0, but I couldn't see anything in the list of changes between this and 1.5.1 to suggest it would act any differently. The data is observational, on the changes in the population status of carabid beetles, and
2001 Nov 08
2
Error Bars
...ng) doesn't work, and I can't find out what will work. 2. It draws the lines in the wrong place (i.e. not in the middle of the bars) I'm sure this problem has a well know and obvious solution, but it's not so well known or obvious to me. Thanks in advance. Bob -- Bob O'Hara Metapopulation Research Group Division of Population Biology Department of Ecology and Systematics PO Box 17 (Arkadiankatu 7) FIN-00014 University of Helsinki Finland NOTE: NEW TELEPHONE NUMBER tel: +358 9 191 28779 fax: +358 9 191 28701 email: bob.ohara at helsinki.fi To induce catatonia, visit: http://ww...
2000 Jun 22
2
Postscript Legends (or not)
...font from C:\gstools\gs5.50\fonts\s050000l.pfb... 2024320 710401 1349264 53445 1 done. Unrecoverable error: rangecheck in setdash Operand stack: 0 --nostringval-- --- Begin offending input --- --- End offending input --- file offset = 4285 gsdll_execute_cont returns -15 -- Bob O'Hara Metapopulation Research Group Division of Population Biology Department of Ecology and Systematics PO Box 17 (Arkadiankatu 7) FIN-00014 University of Helsinki Finland tel: +358 9 191 7382 fax: +358 9 191 7301 email: bob.ohara at helsinki.fi To induce catatonia, visit: http://www.helsinki.fi/science/metapo...