Blog Archives

Basic R Automation

May 11, 2018
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Last Wednesday, a small presentation was given at the RBelgium meetup in Brussels on Basic R Automation. For those of you who could not attend, here are the slides of that presentation which showed the use of the cronR and taskscheduleR R packages for ...

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An overview of keyword extraction techniques

April 3, 2018
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An overview of keyword extraction techniques

In this blogpost, we will show 6 keyword extraction techniques which allow to find keywords in plain text. Keywords are frequently occuring words which occur somehow together in plain text. Common examples are New York, Monte Carlo, Mixed Models, Brussels Hoofdstedelijk Gewest, Public Transport, Central Station, p-values, ... If you master these techniques, it will allow you to easily step...

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Automate R processes

March 21, 2018
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Automate R processes

Last week we updated the cronR R package and released it to CRAN allowing you to schedule any R code on whichever timepoint you like. The package was updated in order to comply to more stricter CRAN policies regarding writing to folders. Along the lines, the RStudio add-in of the package was also updated. It now looks as shown...

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A comparison between spaCy and UDPipe for Natural Language Processing for R users

February 8, 2018
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A comparison between spaCy and UDPipe for Natural Language Processing for R users

In the last few years, Natural Language Processing (NLP) has become more and more an open multi-lingual task instead of being held back by language, country and legal boundaries. With the advent of commonly used open data regarding natural language processing tasks as available at http://universaldependencies.org one can now relatively easily compare different toolkits which perform natural language processing....

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Last call for the course on Advanced R programming

January 31, 2018
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Last call for the course on Advanced R programming

Last call for the course on Advanced R programming scheduled in Leuven, Belgium on Febuary 20-21 2018. Register at: https://lstat.kuleuven.be/training/coursedescriptions/AdvancedprogramminginR.html You'll learn during that course: The apply family of functions, basic parallel programming for these functions and commonly needed data manipulation skills Making a basic reproducible report using Sweave and knitr including tables, graphs and literate programming How to create an R package Understand how...

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Log shiny app visitors and R usage to Google Analytics

January 28, 2018
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Log shiny app visitors and R usage to Google Analytics

If you work on applications for clients or have open sourced some shiny apps, a question that arises is how is your application being used. What you can do in order to find out how your hard work is being consumed is putting your code in logs and then ...

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Natural Language Processing for non-English languages with udpipe

January 15, 2018
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Natural Language Processing for non-English languages with udpipe

BNOSAC is happy to announce the release of the udpipe R package (https://bnosac.github.io/udpipe/en) which is a Natural Language Processing toolkit that provides language-agnostic 'tokenization', 'parts of speech tagging', 'lemmatization', 'morphological feature tagging' and 'dependency parsing' of raw text. Next to text parsing, the package also allows you to train annotation models based on data of 'treebanks' in 'CoNLL-U' format...

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An overview of open data from Belgium

December 10, 2017
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BNOSAC is working on building an application on top of open data from questions and answers given at the parliament in Belgium. It will basically show what our civil servants in parliament are busy with. If you are interested in co-developing, feel fre...

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CRAN search based on natural language processing

October 24, 2017
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CRAN search based on natural language processing

CRAN contains up to date (October 2017) more than 11500 R packages. If you want to scroll through all of these, you probably need to spend a few days, assuming you need 5 seconds per package and there are 8 hours in a day. Since R version 3.4, we can also get a dataset will all packages, their dependencies, the...

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Text Mining with R – upcoming courses in Belgium

October 10, 2017
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Text Mining with R – upcoming courses in Belgium

We use text mining a lot in day-to-day data mining operations. In order to share our knowledge on this, to show that R is an extremely mature platform to do business-oriented text analytics and to give you practical experience with text mining, our course on Text Mining with R is scheduled for the 3rd consecutive year at LStat, the...

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