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...ns? Thanks in advance. Alternatively, what do you suggest I should do? Shall I abandon nls in favour of optim? Regards -- Corrado Topi PhD Researcher Global Climate Change and Biodiversity Area 18,Department of Biology University of York, York, YO10 5YW, UK Phone: + 44 (0) 1904 328645, E-mail: ct529 at york.ac.uk

...,6] that is in the subinterval starting from element j=7 to the element j+1=8. Can we do that with an R command? Regards -- Corrado Topi Global Climate Change & Biodiversity Indicators Area 18,Department of Biology University of York, York, YO10 5YW, UK Phone: + 44 (0) 1904 328645, E-mail: ct529 at york.ac.uk

...icting I have devised a couple of method based around 1) standard deviation 2) R^2, but I am unhappy with them. Regards -- Corrado Topi Global Climate Change & Biodiversity Indicators Area 18,Department of Biology University of York, York, YO10 5YW, UK Phone: + 44 (0) 1904 328645, E-mail: ct529 at york.ac.uk

...oints (2- dimensional or n-dimensional)? is that possible in R? (With a "smoothing" parameter of course). Best, -- Corrado Topi Global Climate Change & Biodiversity Indicators Area 18,Department of Biology University of York, York, YO10 5YW, UK Phone: + 44 (0) 1904 328645, E-mail: ct529 at york.ac.uk

...AIC: 700700 Warning message: In eval(expr, envir, enclos) : non-integer #successes in a binomial glm! > Regards -- Corrado Topi PhD Researcher Global Climate Change and Biodiversity Area 18,Department of Biology University of York, York, YO10 5YW, UK Phone: + 44 (0) 1904 328645, E-mail: ct529 at york.ac.uk

...dition: Warning message: In array(0, n * k) : NAs introduced by coercion Execution halted Thanks in advance, Best regards -- Corrado Topi Global Climate Change & Biodiversity Indicators Area 18,Department of Biology University of York, York, YO10 5YW, UK Phone: + 44 (0) 1904 328645, E-mail: ct529 at york.ac.uk

...ething more rigorous? By the way, do you think I would have been better off by using something different from PCA? Best, -- Corrado Topi Global Climate Change & Biodiversity Indicators Area 18,Department of Biology University of York, York, YO10 5YW, UK Phone: + 44 (0) 1904 328645, E-mail: ct529 at york.ac.uk

Dear R list, I just obtained a negative AIC for two models (-221.7E+4 and -230.2E+4). Is that normal? Regards -- Corrado Topi Global Climate Change & Biodiversity Indicators Area 18,Department of Biology University of York, York, YO10 5YW, UK Phone: + 44 (0) 1904 328645, E-mail: ct529 at york.ac.uk

...ol = 80000, 0.2) : too many elements specified Any suggestions? I have searched the mailing list, but to no avail. Best, -- Corrado Topi Global Climate Change & Biodiversity Indicators Area 18,Department of Biology University of York, York, YO10 5YW, UK Phone: + 44 (0) 1904 328645, E-mail: ct529 at york.ac.uk

...ad the manual pages of gam, formula.gam, smooth.terms, linear.functional.terms but could not understand properly. Regards -- Corrado Topi Global Climate Change & Biodiversity Indicators Area 18,Department of Biology University of York, York, YO10 5YW, UK Phone: + 44 (0) 1904 328645, E-mail: ct529 at york.ac.uk

...ad the manual pages of gam, formula.gam, smooth.terms, linear.functional.terms but could not understand properly. Regards -- Corrado Topi Global Climate Change & Biodiversity Indicators Area 18,Department of Biology University of York, York, YO10 5YW, UK Phone: + 44 (0) 1904 328645, E-mail: ct529 at york.ac.uk

...8:02 892249 /usr/share/locale/en_GB.UTF-8/LC_TIME 2ad38b78c000-2ad38b78d000 r--p 00000000 08:02 892496 /usr/share/locale/en_GB.UTF-8/LC_PAPER 2ad38b78d000-2ad38b78e000 r--p 00000000 08:02 892500 /usr/share/locale/en_GB.UTF-8/LC_MAborted ct529 at localhost:~$ OS: Mandriva 2008.1 x86_64 Postgresql: 8.3.1 (PostGIS enabled) R: from 2.6.2 from repository to 2.8.0 repackaged Is it my doing, or R's doing? Best, -- Corrado Topi Global Climate Change & Biodiversity Indicators Area 18,Department...

...8:02 892249 /usr/share/locale/en_GB.UTF-8/LC_TIME 2ad38b78c000-2ad38b78d000 r--p 00000000 08:02 892496 /usr/share/locale/en_GB.UTF-8/LC_PAPER 2ad38b78d000-2ad38b78e000 r--p 00000000 08:02 892500 /usr/share/locale/en_GB.UTF-8/LC_MAborted ct529 at localhost:~$ OS: Mandriva 2008.1 x86_64 Postgresql: 8.3.1 (PostGIS enabled) R: from 2.6.2 from repository to 2.8.0 repackaged Is it my doing, or R's doing? Best, -- Corrado Topi Global Climate Change & Biodiversity Indicators Area 18,Department...

...9 2 3 2 3 3 2 3 3 3 Thanks a lot!! Sarah [[alternative HTML version deleted]] ------------------------------ Message: 19 Date: Thu, 10 Sep 2009 14:57:29 +0100 From: Corrado <ct529 at york.ac.uk> Subject: [R] Negative AIC To: r-help at r-project.org Message-ID: <200909101457.29775.ct529 at york.ac.uk> Content-Type: Text/Plain; charset="utf-8" Dear R list, I just obtained a negative AIC for two models (-221.7E+4 and -230.2E+4). Is that normal? Regards -...

...: distPredTurn<-as.dist(dissimilarityMatrix) hctr<-hclust(distPredTurn,"ward") cutree(hctr,k=48) Regards -- Corrado Topi Global Climate Change & Biodiversity Indicators Area 18,Department of Biology University of York, York, YO10 5YW, UK Phone: + 44 (0) 1904 328645, E-mail: ct529 at york.ac.uk

Hi List, Does any one know what package I need to use in order to fetch/get a large sized dataframe from SQL? I have already used sqldf package which is good for fetching large sized csv files. Thanks Alireza [[alternative HTML version deleted]]

...) : attempt to apply non- function Anyone could point me out what I am doing wrong? kubuntu 904 64 bit, R 2.9.2 Regards -- Corrado Topi Global Climate Change & Biodiversity Indicators Area 18,Department of Biology University of York, York, YO10 5YW, UK Phone: + 44 (0) 1904 328645, E-mail: ct529 at york.ac.uk

Hi all, Working with S4 object, I definine two class foo1 and foo2. I define '[' (resp. '[<-') for the two classes. Then I define a third class foo3 that inherit from both foo1 and foo2. Is there a way to make '[' (resp. '[<-') for foo3 inherit from '[' (resp. '[<-') for foo1 and foo2? Thanks Christophe

...: distPredTurn<-as.dist(dissimilarityMatrix) hctr<-hclust(distPredTurn,"ward") cutree(hctr,k=48) Regards -- Corrado Topi Global Climate Change & Biodiversity Indicators Area 18,Department of Biology University of York, York, YO10 5YW, UK Phone: + 44 (0) 1904 328645, E-mail: ct529 at york.ac.uk

...) time? I did not find mention of it in the R admin manual (http://cran.r- project.org/doc/manuals/R-admin.html). Regards -- Corrado Topi Global Climate Change & Biodiversity Indicators Area 18,Department of Biology University of York, York, YO10 5YW, UK Phone: + 44 (0) 1904 328645, E-mail: ct529 at york.ac.uk