prettyseq() is in the seqinr package. That seems to usher in a lot of other issues.
How about caTools::sample.split() ? (I have never used it, I just learned about it from a search) https://rdrr.io/cran/caTools/src/R/sample.split.R Good luck, Eric On Fri, Apr 14, 2023 at 10:50 AM Gábor Malomsoki <gmalomsoki1...@gmail.com> wrote: > Or is there any similar function to split the dataframe to trainDF and > testDF? > > Gábor Malomsoki <gmalomsoki1...@gmail.com> schrieb am Fr., 14. Apr. 2023, > 09:45: > >> >> This is the error then: >> error in prettyseq(1:ncol(out)) : could not find function "prettyseq" >> >> >> >> >> Eric Berger <ericjber...@gmail.com> schrieb am Fr., 14. Apr. 2023, 09:06: >> >>> What happens if you do the following? >>> > library(caret) >>> > ?caret::createDataPartition >>> >>> i.e. to confirm that caret is loaded, seek help on this function >>> >>> >>> On Fri, Apr 14, 2023 at 9:56 AM Gábor Malomsoki < >>> gmalomsoki1...@gmail.com> wrote: >>> >>>> Eric, >>>> >>>> Yes, i know, i am calling the package, but this is not working. >>>> I saw a similar question in Stackoverflow, advising install package >>>> Rcpp, but this one i am unable to install. >>>> >>>> Eric Berger <ericjber...@gmail.com> schrieb am Fr., 14. Apr. 2023, >>>> 08:47: >>>> >>>>> You first have to load the package using the library command. >>>>> > library(caret) >>>>> >>>>> Then you can call createDataPartition. e.g. >>>>> > data(oil) >>>>> > createDataPartition(oilType,2) >>>>> >>>>> HTH, >>>>> Eric >>>>> >>>>> >>>>> On Fri, Apr 14, 2023 at 7:52 AM Gábor Malomsoki < >>>>> gmalomsoki1...@gmail.com> wrote: >>>>> >>>>>> Dear all, >>>>>> When i try to use createDataPartition after calling package 'caret', >>>>>> i get >>>>>> the message: >>>>>> "could not find function createDataPartition" >>>>>> >>>>>> I use: >>>>>> R-4.2.3 for Windows >>>>>> RStudio-2023.03.0-386 >>>>>> >>>>>> Do you have any experience with this failure? >>>>>> >>>>>> Thank you! >>>>>> Best regards >>>>>> Gabor >>>>>> >>>>>> [[alternative HTML version deleted]] >>>>>> >>>>>> ______________________________________________ >>>>>> R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see >>>>>> https://stat.ethz.ch/mailman/listinfo/r-help >>>>>> PLEASE do read the posting guide >>>>>> http://www.R-project.org/posting-guide.html >>>>>> and provide commented, minimal, self-contained, reproducible code. >>>>>> >>>>> [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.