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I wonder whether it is possible in R to generate color-coded 3D plots, like the attached example. Basically a function f(x,y) (the 3rd dimension) is rendered through colors intensities. The side color-bar is a guide to the interpretation of the plot. Thank you very much, Maura e tutti i telefonini TIM! Vai su e tutti i telefonini TIM! Vai su

...w I realized that the on-line help does not work any more. When I type "?<R-command>" a message pops up warning that "Help will not be available. Path not found" ... regardless of the R-command. How can I get back R on-line man pages ? Thank you very much, Maura tutti i telefonini TIM! tutti i telefonini TIM! [[alternative HTML version deleted]]

Is there a way to force the number of ticks along an axis ? I read the on-line documentation and tried many combinations of all available parameters from functions par(), axTicks(), axis(), plot() ... but no luck ! Thank you very much, Maura tutti i telefonini TIM! [[alternative HTML version deleted]]

...t; "hsa-let-7a*" "hsa-let-7a-2*" The operator [[]][] works only on the single vector element. I would like to extract the 1st field with one single instruction rather than a loop as traditional programming languages request. Thank you in advance for you help. Maura tutti i telefonini TIM! [[alternative HTML version deleted]]

...d read "... Frequency resolution is TOO high (<0.5 hz)" Even so, I am still puzzled beause the default window is 512 wide ==> 1/512 = 0.001953125 The signal length is 3885 ==> 1/3885 = 0.0002574003 Your help is very welcome. Thank you in advance. Kind regards, Maura tutti i telefonini TIM! tutti i telefonini TIM! [[alternative HTML version deleted]]

...gt; > #REMOVE ROW-1 OUT OF 3 > B <- as.matrix(B[-1,]) > B [,1] [,2] 3 4 5 6 > dim(B) [1] 2 2 > nrow(B) [1] 2 > > #REMOVE ROW-2 OUT OF 3 > B <- as.matrix(B[-1,]) > B [,1] [1,] 5 [2,] 6 > dim(B) [1] 2 1 > nrow(B) [1] 2 tutti i telefonini TIM! [[alternative HTML version deleted]]

...ation states about Trend "explainedVariance": Percentage of the variance explained by the Eigenvalues with rank k Does the above variance refer to the signal variance ???? I would greatly appreciate your help at using this package properly. Thank you in advance. Maura e tutti i telefonini TIM! Vai su e tutti i telefonini TIM! Vai su e tutti i telefonini TIM! Vai su

Can biomaRt connect to data base "http://mirecords.umn.edu" or a branch of it ... for instance the validated miRNAs list ..? Thank you very much. Maura tutti i telefonini TIM! [[alternative HTML version deleted]]

...box called SimBiology ? We are expecially interested in protein-protein interactions and network analysis. As far as I know SimBiology implements a system of ODEs reflecting the kinetic chemical reactions. We would be more interested in stochastic simulations. Thank you in advance. Maura tutti i telefonini TIM! [[alternative HTML version deleted]]

...r just the for the "main" one ? Question-4: What is the whole interfacing procedure on a Windows/XP system (steps sequence) ? Question-5: What is the whole interfacing procedure on a Mac/OS system (steps sequence) ? Thank you in advance for clarifying my confusion. Maura tutti i telefonini TIM! tutti i telefonini TIM! tutti i telefonini TIM! [[alternative HTML version deleted]]

...2-15 14:00:50 #### nothing provides libreadline.so.6()(64bit) needed by R-patched-2.10.1-50.1.x86_64 [ ] do not install R-patched-2.10.1-50.1.x86_64 #### YaST2 conflicts list END ### I searched for the requested library with Yast but could only find the library version 5. Maura tutti i telefonini TIM! [[alternative HTML version deleted]]

...llation of package 'JavaGD' had non-zero exit status 3: In install.packages(c("JGR", "rJava", "JavaGD", "iplots"), lt, c(cran, : installation of package 'JGR' had non-zero exit status Any suggestion is welcome. Thank you, Maura tutti i telefonini TIM! tutti i telefonini TIM! tutti i telefonini TIM! [[alternative HTML version deleted]]

...I would greatly appreciate any suggestion even about other data bases from where it is possible to get the same sort of data. I had a look at the database whose interface is provided by the Bioconductors package. It seems to have a diferent contents, though. Thank you in advance, Maura tutti i telefonini TIM! [[alternative HTML version deleted]]

...: requires numeric/complex matrix/vector arguments In addition: Warning messages: 1: In chol.default(A, pivot = TRUE) : matrix not positive definite 2: In gtm_trn(T, FI, W, lambda, 1, b, 2, quiet = TRUE, minSing = 1) : Using 7 out of 395 eigenvalues Thank you in advance, Maura e tutti i telefonini TIM! Vai su

...access web pages. But I have no experience with Python programming nor I like such a programming language whose syntax is indentation-sensitive. I am *hoping* that there exists some sort of web pages, HTML connection from R ... is there ?? Thank you very much for any suggestion. Maura tutti i telefonini TIM! [[alternative HTML version deleted]]

...somehow to allow the function to actually change its value. My second question is about running R scripts with parameters. Something similar to the s/w device (argc, argv) which is used to run a C program with initial parameters. Is this possible at all ? Thank you very much. Maura tutti i telefonini TIM! [[alternative HTML version deleted]]

...weight in the process of calculating the similarity matrix therefore fading out the influence of the items with smaller variation in the resulting clusters. Should I normalize all feature vector elements to 1 in advance of generating the similarity matrix ? Thank you so much. Maura tutti i telefonini TIM! [[alternative HTML version deleted]]

...(2^Lev) LengLev <- Nfinish - Nstart + 1 NW <- floor(LengLev*N/Nfour) if(NW > 0){ for(j in Nstart:(Nstart + NW -1)){ Dw <- abs(Y[j]) Rnorm <- Rnorm + Dw^2 } } Thank you very much for helping me get better. Maura tutti i telefonini TIM! [[alternative HTML version deleted]]

...g window with as input parameters. Maybe I am missing something. I wonder whether there is some building blocks in R if not even a function which does it all (I do not expect that much,though). Even some literature references and/or tutorials are very welcome. Thank you so much, Maura tutti i telefonini TIM! [[alternative HTML version deleted]]

...verything else is properly shifted: "h12345abcdefgh12345abcdefg", "gh12345abcdefgh12345abcdef", .... My implementation (still debugging) seems to start working but is terribly clumsy. I am sure that some expert can suggest a more elegant solution, Thank you. Maura tutti i telefonini TIM! [[alternative HTML version deleted]]