search for: geoecology

Displaying 11 results from an estimated 11 matches for "geoecology".

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2009 Apr 09
0
Connecting to "heterogenous" cluster using makeSOCKcluster of SNOW-package
...tei oder Verzeichnis nicht gefunden (translation: could not open file [...]: File or directory not found) The R-prompt does not re-appear until CTRL-C has been pressed. RSCOKnode.R is definitely there with all access right: ls -l ~/R/i686-suse-linux-gnu-library/2.8/snow/RSOCKnode.R -rwxrwxrwx 1 GEOECOLOGY\francke GEOECOLOGY\mitarbeiter 911 7. Apr 14:51 /home/GEOECOLOGY/francke/R/i686-suse-linux-gnu-library/2.8/snow/RSOCKnode.R In contrast, creating explicitly "homogenous" cluster works: > setDefaultClusterOptions(homogeneous = TRUE) > cl <- makeSOCKcluster("localhost&quot...
2009 Jun 16
0
Connecting to "heterogenous" cluster using makeSOCKcluster of SNOW-package
...snow export PATH R_SNOW_LIB="/home/johnson/R/x86_64-unknown-linux-gnu-library/2.8" export R_SNOW_LIB - when creating a cluster, as in the example below, the "snowlib" argument seems ignored, so use the environment variable as stated above: lnxOptions <- list(host = "GEOECOLOGY\\\\johnson at geco01",snowlib = "/home/GEOECOLOGY/johnson/R/i686-suse-linux-gnu-library/2.8") cl <- makeCluster(rep(list(lnxOptions), 2), type = "SOCK") - when specifying the hostname, most likely you'll need to include your username (see example above). If thi...
2003 Feb 04
1
test for two samples
...ns I would reject resid2 technique, but based on analyses of stdev. and variance I would reject resid1 technique. How to deal with that problem? What is proper statist. atrribute to look for? Should I use t.test()? Best regards, Rado Bonk -- Radoslav Bonk M.S. Dept. of Physical Geography and Geoecology Faculty of Sciences, Comenius University Mlynska Dolina 842 15, Bratislava, SLOVAKIA tel: +421 905 968 127 e-mail: rbonk at host.sk
2002 Nov 26
4
how to identify the outliers
Hello R-users, Is there any more sophisticated way how to identify the dataset outliers other then seeing them in boxplot? I wanna exclude them from further analysis and I am interested in their position in my vector data. Rado -- Radoslav Bonk M.S. Dept. of Physical Geography and Geoecology Faculty of Sciences, Comenius University Mlynska Dolina 842 15, Bratislava, SLOVAKIA tel: +421 2 602 96 250 e-mail: rbonk at host.sk -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send &quot...
2002 Aug 30
2
postscript() problem
...44.54 (jun) 0.50 0.00 0.00 t 328.61 244.54 (jul) 0.50 0.00 0.00 t 366.55 244.54 (aug) 0.50 0.00 0.00 t 404.49 244.54 (sep) 0.5 ###example### Where is oct., nov. and so on??? The graphical output using x11() driver is correct. Thanks, Rado -- Radoslav Bonk M.S. Dept. of Physical Geography and Geoecology Faculty of Sciences, Comenius University Mlynska Dolina 842 15, Bratislava, SLOVAKIA tel: +421 2 602 96 250 e-mail: rbonk at host.sk -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send &quot...
2002 Nov 07
4
negative and positive values in diff. colors
...e values using pch=1 (empty circle) while using the cex.max=5, cex.min=0.1 for points() to represent the residuals value. Basically I would like to distinguish neagtive and positive values at my map. How to do this. Thanks in advance, Rado -- Radoslav Bonk M.S. Dept. of Physical Geography and Geoecology Faculty of Sciences, Comenius University Mlynska Dolina 842 15, Bratislava, SLOVAKIA tel: +421 2 602 96 250 e-mail: rbonk at host.sk -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send &quot...
2002 Jul 08
2
matrix: rows to columns conversion
...of 6x12. I need to produce matrix of 12x6, such that rows in new matrix are columns from original matrix, and columns in a new matrix are rows from the original one. I was playing with rbind(), and cbind() with no success. Regards, -Rado -- Radoslav Bonk M.S. Dept. of Physical Geography and Geoecology Faculty of Natural Sciences, Comenius University Mlynska Dolina 842 15, Bratislava tel: 00421 (0)2 602 96 250 -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help...
2003 Sep 04
2
documents for writing functions
Hi, Does anybody know suitable documents (manuals) on writing user functions (covering loops, conditions ...) in R? Other than the usually available manuals. Thanks, Rado -- Radoslav Bonk M.S. Dept. of Physical Geography and Geoecology Faculty of Sciences, Comenius University Mlynska Dolina 842 15, Bratislava, SLOVAKIA tel: +421 905 968 127 e-mail: rbonk at host.sk
2006 Feb 16
0
sums of absolute deviations about the median as split function in rpart
...self with eval, split and init. As an R beginner, though, I would like to check the existing experience first. Thanks Sina Writing a thesis on "The effects of land-use change on vegetation patterns in a Southern-Alpine valley (Switzerland)" University of Potsdam, Germany Department of Geoecology
2003 Sep 23
3
number of distinct values in a dataframe
Hi R-users, How can I found the number of a distinct values in a data frame (occurrence of distinct values)? The dataframe consists of several thousands integer numbers. Thanks, Rado -- Radoslav Bonk M.S. Dept. of Physical Geography and Geoecology Faculty of Sciences, Comenius University Mlynska Dolina 842 15, Bratislava, SLOVAKIA tel: +421 905 968 127 e-mail: rbonk at host.sk
2006 Mar 08
1
function gdist, dist and vegdist in mvpart
...uot;, p=1, diag=T, upper=T) and looking at them, there appears to be no difference though only ba12.dist1 works with mvpart. With the other two I get the same error message as above. What I am missing? Where is the problem? Thanks for helping. Sina University of Potsdam, Germany Department of Geoecology