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Questions tagged [r]

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

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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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3 views

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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RShiny on SQl Server replacement suggestions

Background: I'm about to start working on a Big Data/Data Science project. There is a current solution in place that gets its data from a MS SQL Server backend, and its front end is an RShiny app. ...
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2 views

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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27 views

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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5 views

MTurkR Package – Update with Mechanical Turk API Deprecation?

Amazon is updating the APIs for Mechanical Turk on June 1. There is an R package that utilizes the APIs, but the creator of the package will not be updating it ( https://github.com/cloudyr/MTurkR ). ...
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1answer
9 views

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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Is there anything python's pandas and R's data.table can do that Julia's DataFrames.jl can't?

I've spent a lot of time during the last 4-5 years learning how to use pandas and data.table, and still, I don't feel 100% comfortable. Anyway, since Julia 1 is already here, and data frames are ...
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12 views

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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5 views

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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15 views

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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9 views

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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7 views

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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7 views

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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0answers
12 views

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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24 views

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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29 views

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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0answers
14 views

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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0answers
36 views

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
31 views

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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18 views

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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26 views

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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12 views

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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70 views

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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16 views

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
39 views

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
43 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
497 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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80 views

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
49 views

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
364 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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0answers
12 views

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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33 views

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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0answers
47 views

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
66 views

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 ...
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0answers
35 views

Regression Disconuity Design (RDD) fixed effects multiple cutoffs

With a RDD that has multiple cutoffs and fixed effects by individual, is there an R package that can be used to either 'normalise' or provide relevant propensity score weights? Bertanha "Regression ...
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2answers
238 views

MATLAB image acquisition toolbox alternatives in R

I am planning to build a set up for experimentation in which I need to get automatic video capture. My original plan was to use MATLAB and take pictures which could be joined together later (in order ...
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3answers
3k views

Scikit learn for R

In Python, there's scikit learn package which unifies a large number of machine learning/data processing methods under uniform interface. Is there anything similar to it for R?
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2answers
1k views

Syntax highlighting for python output?

When using R in the console, one can use the package colorout to highlight R outputs. Does there exist such a thing for Python output? I am mostly interested in: easily distinguishing commands lines ...
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0answers
30 views

Trying To Find The Most Suitable Software Fit For This Task - SAS/MATLAB/R/?

Question I have recently encountered the following interesting task and I am wondering someone could help me find the best solution, or the best software with which I can find solution. Say I have ...
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22 views

Does R have non-linear optimization package(s) that scale well on cluster?

This is a copy of my SO post that was closed as off-topic because it was asking for a software recommendation. I only hope it wouldn't get closed at Software Recommendations SE for being a copy of the ...
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0answers
26 views

R package build server

My company is setting up an internal CRAN-like repository. We can push packages up to the server if they are built locally, but we don't have a good way to produce windows binaries for multiple ...
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0answers
12 views

Library (package) or other tool to interface R with CloudSQL

Google has official Cloud SQL API client libraries for Java, PHP, Python and Go. Is there any R package, tool, or workaround to use R directly with CloudSQL? I know of such packages for the ...
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1answer
165 views

r package or wrapper to handle ta-lib

I am trying to do some technical analysis work and build some automated trading algos. After some extensive research, ta-lib seems to be the most complete technical indicators library available out ...
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0answers
393 views

R packages for Durbin-Levinson algorithm and innovation algorithm for time series forecasting

I am looking for a package in R that implements the Durbin-Levinson algorithm for time series forecasting in $AR(p)$ model and innovation algorithm for $MA(q)$ and $ARMA(p,q)$ model. I looked at ...
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0answers
20 views

R package for Kalman filtering of data

Criteria: numerical stability speed benign scaling properties when the number of dimensions in the state space goes up support for time-varying matrices and support for irregularly-spaced ...
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0answers
77 views

R web-service for real-time prediction with online learning

What free framework or R packages should I use to deploy R as a web service handling many models for real-time prediction (with online learning)? It should be able to address those key points: Allow ...