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....... kn). Can anyone help me with suggestions? 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

...th.construct.tp.smooth.spec -> array In addition: 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

...this case, v would be in the sub interval [4,6] 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

...w to calculate the CONCAVE hull of a set of points (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

...nce: 24420 Residual Deviance: 23240 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

...Y~T,data=A for training Y~T,data=B for predicting 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

...g the error Error in matrix(nrow = 80000, ncol = 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

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

...lassi[[1]] Unfortunately, rather than obtaining a vector, I obtain a "numeric" where each value is typed twice. Can anyone explain why, or what I've done wrong? Many thanks, james -- Dr James Foadi Structural Biology Laboratory Department of Chemistry University of York YORK YO10 5YW UK

...pringer Verlag,2002). Could you suggest something 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

...ll interaction terms? I have (tried to) read 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

...ll interaction terms? I have (tried to) read 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

...d R2.0 directories each containing "library" directory in /usr/local/lib Hope they are not affecting the installation of R2.2.1. Any suggestion would help. Thanks a lot. ___________________________________________________ Zhesi He S-Block Biology, YCCSA, University of York York YO10 5YW, U.K. Phone: +44-(0)1904-328554 Email: zh107@york.ac.uk ___________________________________________________ [[alternative text/enriched version deleted]]

...I can do that? This is a snippet of the code: 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]]

...k before, and I think these libraries are duplicated in /usr/lib somehow. I don't know if R looked into the wrong directory to search for libraries or not. Please advise! Thanks a lot. -- Zhesi He Graham Group, CNAP Department of Biology (Area 7) University of York PO Box 373, York YO10 5YW, UK Phone: +44-(0)1904-328774 Email: zh107 at york.ac.uk

...r in Mspline(i = i, x = x, degree = kk, t = t) : 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

...I can do that? This is a snippet of the code: 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

...t configuration (just before build + install) 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