Questions tagged [r]

'R' is an interpreted language and environment for statistics and graphics. It is a GNU project.

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Is there an R sf equivalent library for C#? [on hold]

I'm in the middle of moving some code from R to C# and I realize that the R code depends on a library named sf. Is there a equivalent for C# or some libraries that can help me achieve the same ...
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PBPK modelling with r and package mrgsolve

I am using mrgsolve package, for pbpk modelling in r. However, I stuck onto a problem. When writing down the parameters and equations for a model in a cpp file, I would like to have the option, to not ...
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Issue with R inverse cumulant of beta distribution, and gsl version

When I do this in R plot(seq(.8,1,.0002),qbeta(seq(.8,1,.0002), .01,.09)) I get the discontinuous function shown below, which is not correct. I was looking at the R version because the gsl version (...
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An R equivalent of Microchecker for population genetics

I am using microsattellites for my population genetics research. People typically use the software options MICROSATELLITE TOOLKIT FOR EXCEL (Park 2001) and MICROCHECKER (van Oosterhout et al. 2004) ...
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Is there an R or Python function to plot multivariate Gaussian mixtures?

Is there a package in R or a library in Python with some functions that allow a graphical representation of a multivariate (2 - dimensional) Gaussian mixture as a joint distribution? By this I mean ...
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R plotly stacked bar chart grouped by class

I've question like it What should I do if I have another column that indicates the group to which the sample belongs? on the graph it is important to show group membership as shown
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R package for multilevel tobit analysis

I am doing reserach on behavior analysis, and doing statistical analysis to see the effects of factors across different neighborhoods. For that I need to conduct multilevel tobit regression analysis ...
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Diff & patch files through R (win/linux/mac)

Is there a way I can "diff" two files from within R and store/apply the patch later? I want something that will work on Windows, Linux and macOS. I've looked at the package "diffobj" which doesn't ...
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Parsing complex JSON data from multiple source

Two question- 1- We have multiple vendors who provide Data in JSON format(different granularity of JSON format) and we need to parse the data and import into Oracle DB Please recommend a tool which ...
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Is there a cross language logger

I want to able to run a single logger and post to it from different languages. Is there a single logger out there that will work with java python and r?
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RStudio or SQL for data cleaning

I am wanting to detect corrupt and inaccurate records to check for data quality from large data sets that originate from Microsoft Access and Excel. Things I would like to check for: Validity which ...
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Is there a clustering algorithm that starts with k pre-defined cluster centroids and evolves the number?

I am looking for a clustering algorithm that can be initialized with k centroids (like K-means), but automatically changes the number of clusters k for a more optimal solution. My search didn't find ...
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clean web based analytics platform

here is my requirement - 1) front-end dashboard with filters for charts and tables 2) something like drugbank.ca for tables and to have charts in the same layout 3) back-end data stored in aws/heroku ...
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Are there any components that can read in RData files for delphi?

I have a delphi desktop application and I received two rda files that someone made in RStudio. Are there any delphi components that can read in these files and access the table/object values?
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Running R on Power BI without R installed

I have a code in R for data manipulation which I run with Power BI Desktop. Is there a software or workaround I can use to run it on customer's computer who has Power Bi Desktop installed, yet no R?
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Way to do propsensity score matching with kernel in R

I am trying to do propensity score matching with a kernel (fx the Epanechnikov) in R. I have previously used psmatch2 (http://ideas.repec.org/c/boc/bocode/s432001.html) in Stata for this, and am ...
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R Neuralnet remodeling

Hello I use neuralnet library in my work. But it is end after an iteration. I want to remodel it regarding to error. I mean i wanna say "stop the program when u learn with error<1."
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Suggested R package for exploratory factor analysis using polychoric correlation matrix and WLS estimator

I'm new to using R and am trying to do an exploratory factor analysis that adjusts for non-normality. The suggestions I have to do this are to use a matrix of polychoric correlations and WLS ...
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What is the best stack for a gene to disease database

I am the founder of a Genomics Diagnostic company and I am interested in understanding if anybody have built databases using Grakn and what their experience is. Kind Regards Gitte Pedersen CEO and ...
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Web server runnable from R that supports https

The background is that we're trying to do OAuth authentication to an Azure B2C server. Azure has a policy that OAuth redirect URIs have to be https. However, the de-facto standard server package in R, ...
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syncing code across multiple computers

I'm looking at ways to sync my code across computers, so it can be used and edited on either. I currently code in: R python sql developer What would be the best way to do this. I was looking at ...
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What program should I use for writing and editing LaTex documents with Sweave?

I am looking for a program to use for writing academic research papers. I code in R and write in LaTex and prefer to combine these in an Rnw file. I have used RStudio in the past because it is a ...
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Parse nested JSON in R

I was trying to parse several JSONs on a dataframe on R, and I failed miserably. The files were quite different. Some were quite simple and easy to parse (with library jsonlite), other were heavily ...
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Videoplayer for many 15sec. snippets with easy jumping between snippets (behavior analysis)

I am looking for a video player or way to program in R the following functions: A 10min. long video (or 40 individual 15sec. Videos) is played in 15sec. snippets. I.e. 0-14sec. 15-29sec. and so on. ...
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Looking for R package to sample records from csv url without downloading it

I need to sample records from a variety of Gb plus sized csv url's. This appears to be reasonably straightforward using a curl script with a range argument to sift through the url. This seems to be ...
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I want to animate networks in R

I have a network that has edges defined by an adjacency matrix and nodes whose values are in a vector. I iteratively apply an algorithm to the graph that changes the nodes. I want to visualize how ...
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Neural network package for sparse network

I'm looking into building a feedforward network that is not fully connected. I thought I would use tensorflow, however with this you cannot specify which nodes connect to which. Is there a software ...
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R library/package to count cars in distorted images

I have a image recognition task, I have one million pictures and I have to detect how many cars are there in each picture. I'm a middle level R user, a beginer python user, and a midle Java user. ...
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1answer
16 views

software for Braun's 2007 method for simultaneously optimizing dose and schedule of a new cytotoxic agent (in a phase 1 clinical trial)

Is there an R library or other implementation for Braun's 2007 Bayesian method for simultaneously optimizing dose and schedule of a new cytotoxic agent (in a phase 1 clinical trial) https://journals....
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Which Deep learning Neural Networks are suitable for segmentation / classification of time series?

Introduction: I have encephalogram (EEG) data recorded from 32 electrodes. I already did preprocess and epoch extraction. My motivation is segmenting the data for pattern recognition task. I used R-...
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Is there an equivalent to xlwings for R?

There's a package called xlwings for Python, which integrates python and excel. The main advantage of this package is that you can have the excel file you want to paste data to open whilst the script ...
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Implementation of Similarity forest algorithm

I'm looking for an implementation of Similarity Forest algorithm as defined by Sathe et al. in their KDD paper (https://www.kdd.org/kdd2017/papers/view/similarity-forests). So far, I have found this ...
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Matrix multiplication on an upper/lower triangular matrix

I am a statistician working on DNA datasets. I am writing an R package, and I will routinely need to perform matrix multiplication on upper-triangular (sparse) matrices that have hundreds-of-millions ...
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2answers
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Read powerpoint .ppt file

I am looking for a solution how to read .ppt files (the old type, NOT .pptx) using preferably the programming language R. If there is none, other solutions (e.g. using Python) would be welcome as well....
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Any rule based classifier implementations in R that can handle numeric attributes?

I'm looking for any rule based classifier implementation with the exception of C4.5rules that can handle numeric attributes in R. I've taken a look at RWeka however numeric attributes are not ...
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R access to SQL Server

I'm having to update my access to SQL Server from R on windows. The only option I see right now is odbc. Unfortunately, the ODBC standard and this driver (using nanodbc) in particular has some ...
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R Recomended Database

I have a project that I need to use a relationship database to connect and store data that come from R. I will connect frequently to this database to import data, process it with models and then write ...
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Sequence nodes in network visualization in R

I am looking for an R package that is used for network graph visualizations, but can take string sequences as nodes. For example: AAAAATAAA / / / ATAAAAAA or AAAAATTTTAAA |---| ...
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1answer
25 views

Best package to profile R code

I need to profile R code, preferably with a graphical interface. Which package + IDE would be the best for this task? I didn't know there would be different kinds of profiling in R (when I profile in ...
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Recommended language/environment for large scale semi-continuous biological models

We have a fairly large (maybe 1000 equations) differential-algebraic equation model written in ACSLX, an obsolete modelling environment similar to Modelica. The model represents the evolution of a ...
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2answers
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Where to create SQL databases online?

I am wanting to create my own online SQL database for a website that is going to feature some interactive r shiny/plotly apps. I see that there a appear to be a few options through things like amazon ...
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1answer
45 views

Which Software Solution should I Use to employ predictive analytics (as a newbie)?

I'm a Business Intelligence analyst working almost entirely with SQL Server Management Studio (SSMS) and Tableau to produce BI reports. I'd like to start to incorporate some predictive analytics, and ...
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2answers
545 views

Generating ggplot2 plots from c++

I'm developing an application in c++ that requires drawing lots of plots. In this respect, taking into account that I have a modest experience with R and ggplot2, I am currently generating scripts in ...
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Decision trees in R or Python (not from dataset)

I'm teaching a class on decision analysis in the fall and am looking for a python or R equivalent to Excel's Precision Tree. What I want is for the students to be able to add the nodes of the tree, ...
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1answer
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Is there any R GUI not using client-server approach?

Most people uses RStudio, at least on Windows, but it has a problem, it connects to R using TCP, through 127.0.0.1 port 8787. That causes problems in many computers, related with the antivirus, ...
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2answers
371 views

GUI for Python, Spark and R

We have a SAS Enterprise guide as GUI for SAS. Similarly we would like have a GUI for Python and Spark. Can any one suggest GUI's for Python and Spark? Thanks
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Online-model libraries for R

"Online" models are those where you train a model and then update the coefficients/weights of the model as new data comes in. This avoids needing to load and process all data every time you want to ...
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R console inside text editor

What are some good text editors similar to Sublime Text 3 that can run an R console? Or is there an alternative of SublimeREPL that runs in Sublime? This is in Windows I have tried Rstudio but I don'...
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Packages for smart regression-based imputation of missing data for regression modelling?

I am doing regression modeling, where I have a continuous value I want to predict using many (~60) features. However, many of the samples in my dataset contain NaN features. Some features are very ...
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2answers
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An online IDE that runs R out of the box

The are plenty of online IDE's e.g. code envy, cloud 9, nitorus, etc, etc but none of them have an R option out of the box. I've tried r-fiddle and it feels like a kind of play thing. Can somebody ...