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Questions tagged [microsoft-r]

Microsoft R is an distribution of R from Microsoft Corporation. It is an open source platform for statistical analysis and data science.

Microsoft R Open is the enhanced distribution of R from Microsoft Corporation. It is a complete open source platform for statistical analysis and data science.

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How to use rxExec to run standard R remote?

I'm trying to call the Standard R code via the function "rxExec" to execute the code remote. My compute context is RxInSqlServer() and the connection to the server is fine. Is this call possible in general? Or is there a better way to perform…
user43348044
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Change a dynamic variable name with rxSetVarInfo

Trying to change a variable name of an XDF with rxSetVarInfo. I want to merge several data sets with common var names. (I know rxMerge can/will append to filenames where needed. I want to have more control than that.) This works: outLetter<-…
Mike Silverman
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Microsoft R .xdf file

I got some question about the .xdf file: What is this exacly? How does this type of file work? How Microsoft R works with this typ of file? What are the advantages agains data.frames? I'm really looking forward to your answers. Greetings…
user43348044
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Is it possible to call a Statistical Function from rxDataStep() in RevoScaleR (R Server)

I am learning RevoScaleR (R Server) using the relevant EdX course. I am tought that I can use rxDataStep() to feed functions or constructs passed to the 'transforms' argument with chunks of the data that are sitting on the disk, which rxDataStep…
rf7
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R server 9.0.1 still fails to rxImport huge data

I am eager to use Microsoft R server to deal with real big data in hadoop compute context. It works well to deal with not large data. But it fails when data is large with the following error:
sophiaLin
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Change character set on Microsoft R Server 9.0.1

Q: How to you change/update the character set on Microsoft R Server? Issue: I am trying to read a CSV that is delimited with '§' but the R Server is not able to interperet the '§' character when I work remotely. Similarly for other characters like…
HC Ekne
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Cannot load data.table package in MRS remote session

When I try to load data.table package in a remote session on a MS R Server, I get an error: REMOTE> library(data.table) Error: package or namespace load failed for 'data.table' Using the namespace directly I get more colour: REMOTE>…
Pavel
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readLines equivalent when using Azure Data Lakes and R Server together

Using R Server, I want to simply read raw text (like readLines in base) from an Azure Data Lake. I can connect and get data like so: library(RevoScaleR) rxSetComputeContext("local") oAuth <- rxOAuthParameters(params) hdFS <-…
Oliver Frost
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Unable to install package psych on macOS using Revolution R Open 3.2.2

I try to install the psych package on macOS with Revolution R Open 3.2.2. I used install.packages("psych") and all the dependencies are going to be downloaded. The first dependency was successfully unzipped. The following happens…
sebastiann
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selction on xdf error

If I run this code: myData <- rxDataStep(inData=SensorData, varsToKeep=c("X.U.FEFF.time"), rowSelection=floor(as.numeric(X.U.FEFF.time)) == floor(as.numeric(as.POSIXct("2016-08-29 19:16:10",tz="GMT")))) It works fine for…
Kaja
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SQL Server 2016 with R Services in the cloud

I have developed a stored procedure that computes the best fitted curve that describes some data. In order to do that I am running a piece of R code through SQL Server using the nonlinear least squares function of R language (in case of interest the…
gkoul
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Install Microsoft R server

How we can Download & install Microsoft R Server in Ubuntu 14.04 using terminal.The link to Microsoft R documentation is given below. https://msdn.microsoft.com/en-us/microsoft-r/ and the link to download it is as…
jarry jafery
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http://deployr.revolutionanalytics.com in not accessible

I am currently trying out DeployR Open installation based on the documentation available at MSDN: https://msdn.microsoft.com/en-us/microsoft-r/deployr-installing-configuring. I am however now facing in issue where I cannot access the…
Praneeth
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Parallel *apply in Azure Machine Learning Studio

I have just started to get myself acquainted with parallelism in R. As I am planning to use Microsoft Azure Machine Learning Studio for my project, I have started investigating what Microsoft R Open offers for parallelism, and thus, I found this,…
Sayan Pal
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Unable to install DeployR Open 8.0.0 on Windows 10

I am trying to install DeployR Open 8.0.0 on Windows 10 (64 bits). I have installed the following dependencies: JRE 8 Revolution R Open 3.2.2 and MKL (RevoMath 3.2.2) DeployR Rserve 7.4.2 I followed the install instructions for RRO & MKL and…
Sayan Pal
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