Olá,

Please keep this in the list, I'm cc-ing r-help@r-project.org. And yes, I am Portuguese but R-Help is a mailing list in the English language.

As for your new question, I believe that you should start a new thread. This is completely different from the question on computing mean and sd. Ask a new question.

Font "arial" is a Microsoft font and as far as I know is not supported by R. And 'size' is not a graphical parameter. To see the font families supported by R see the help page ?par.

Note that width and height are arguments to function ?windows not to function plot.

windows(width = 6, height = 5)    # open a new window
plot(1:10, main = "Teste", family = "serif")

#-----------

sessionInfo()
R version 3.4.2 (2017-09-28)
Platform: x86_64-w64-mingw32/x64 (64-bit)
Running under: Windows 7 x64 (build 7601) Service Pack 1

Matrix products: default

locale:
[1] LC_COLLATE=Portuguese_Portugal.1252 LC_CTYPE=Portuguese_Portugal.1252 [3] LC_MONETARY=Portuguese_Portugal.1252 LC_NUMERIC=C
[5] LC_TIME=Portuguese_Portugal.1252

attached base packages:
[1] stats     graphics  grDevices utils     datasets  methods   base

other attached packages:
[1] ggplot2_2.2.1   lubridate_1.6.0

loaded via a namespace (and not attached):
 [1] Rcpp_0.12.13     digest_0.6.12    grid_3.4.2       plyr_1.8.4
 [5] gtable_0.2.0     magrittr_1.5     scales_0.5.0     rlang_0.1.2
 [9] stringi_1.1.5    lazyeval_0.2.0   labeling_0.3     tools_3.4.2
[13] stringr_1.2.0    munsell_0.4.3    compiler_3.4.2   colorspace_1.3-2
[17] tibble_1.3.4


Hope this helps,

Rui Barradas

Em 26-10-2017 21:09, Lara Dutra Silva escreveu:
Boa noite,

Não sei se português.

Estou a ter algumas dificuldades na alteração do tamanho, letra de um
plot, ou seja, as alterações básicas.
Em anexo envio o plot

O código que estou a utilizar é o seguinte:


plot(proj90PT$Acacia_EMmeanByTSS_mergedAlgo_mergedRun_mergedData,
main= "Present", xlab ="a", ylab="b",width=6,height=5)

1) Queria alterar o tipo de letra para "arial"
family = "arial" - ocorreu erro

2) O tamanho da letra
size =14 - ocorreu erro

3) font

4) Tamanho do plot
(width=6,height=5)


Não sei se poderá ajudar-me. Sei que são questões muito básicas.
Tentei enviar um e-mail para r-help@r-project.org
<mailto:r-help@r-project.org>
Cumprimentos,

Lara Silva



2017-10-21 13:46 GMT+00:00 Lara Dutra Silva <laradutrasi...@gmail.com
<mailto:laradutrasi...@gmail.com>>:

    Thank you for the information.

    Regards,

    Lara Silva

    2017-10-21 4:40 GMT+00:00 Rui Barradas <ruipbarra...@sapo.pt
    <mailto:ruipbarra...@sapo.pt>>:

        Hello,

        This is because myBiomodModelEval_55["ROC","Testing.data",,,] is
        a vector not an array or matrix. What the error message is
        saying is that dim() is not returning a value (it's length is
        not positive, since it cannot be negative length(dim(.)) must be
        zero). Try it.
        Or see the class of those objects.

        class(myBiomodModelEval_55["ROC","Testing.data",,,])
        class(myBiomodModelEval_55["TSS","Testing.data",,,])


        You do not apply(), simply do

        mean(myBiomodModelEval_55["ROC","Testing.data",,,])

        And the same for sd().

        Hope this helps,

        Rui Barradas


        Em 21-10-2017 01:11, Lara Dutra Silva escreveu:

            Hello

            I am new in R. I am trying to implement Biomod 2 package.

            However, I have a doubt. I want to calculate the mean and sd of
            "Testing.data"
            (ROC and TSS)


                # let's print the ROC scores of all selected models


                myBiomodModelEval_55["ROC","Testing.data",,,]


               RUN1  RUN2  RUN3  RUN4  RUN5  RUN6  RUN7  RUN8  RUN9 RUN10

            0.938 0.938 0.926 0.931 0.939 0.918 0.920 0.914 0.935 0.919



                # let's print the TSS scores


                myBiomodModelEval_55["TSS","Testing.data",,,]


               RUN1  RUN2  RUN3  RUN4  RUN5  RUN6  RUN7  RUN8  RUN9 RUN10

            0.746 0.763 0.717 0.758 0.754 0.704 0.700 0.725 0.742 0.721





            I try to use "apply"

            apply(myBiomodModelEval_55["TSS","Testing.data",,,], 1, mean)

            apply(myBiomodModelEval_55["ROC","Testing.data",,,],1, mean)

            apply(myBiomodModelEval_55["ROC","Testing.data",,,], 1, sd)

            apply(myBiomodModelEval_55["TSS","Testing.data",,,], 1, sd)



            I can not figure it out because it runs error.
            The problem is in the dimension?

            Error in apply(myBiomodModelEval_55["TSS", "Testing.data", ,
            , ], 1, mean) :

                dim(X) must have a positive length




            How can I solve this?

            This is the structure of object

                dimnames(myBiomodModelEval_55)

            [[1]]
            [1] "ROC" "TSS"

            [[2]]
            [1] "Testing.data" "Cutoff"       "Sensitivity"  "Specificity"

            [[3]]
            [1] "GAM"

            [[4]]
               [1] "RUN1"  "RUN2"  "RUN3"  "RUN4"  "RUN5"  "RUN6"
            "RUN7"  "RUN8"  "RUN9"
            [10] "RUN10"

            [[5]]
            Acacia_AllData
                   "AllData"


            Regards,
            Silva

                     [[alternative HTML version deleted]]

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    --

    /Lara Dutra da Silva/




--

/Lara Dutra da Silva/

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