Blog Archives

eRum Competition Winners

eRum Competition Winners

The Main Competition The Secondary Competition What next? The results of the eRum competition are in! Before we announce the winners we would like to thank everyone who entered. It has been a pleasure to look at all of the ideas on show. The Main Competition The winner of the main competition is Lukasz Janiszewski. Lukasz provided a fantastic visualisation of the locations of...

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Regular Expressions Every R programmer Should Know

Regular Expressions Every R programmer Should Know

Regex: The backslash, \ Regex: The hat ,^, and dollar, $ Regex: Round parentheses,(), and the pipe, | Regex: Square parentheses,, and the asterisk, * Regular expressions. How they can be cruel! Well we’re here to make them a tad easier. To do so we’re going to make use of the stringr package install.packages("stringr") library("stringr") We’re going to use the str_detect() and str_subset() functions. In particular...

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Which world leaders are twitter bots?

Which world leaders are twitter bots?

Set-up Getting the tweets Are world leaders actually bots? Set-up Given that I do quite like twitter, I thought it would be a good idea to right about R’s interface to the twitter API; rtweet. As usual, we can grab the package in the usual way. We’re also going to need the tidyverse for the analysis, rvest for some initial webscraping of twitter...

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Edinbr: Text Mining with R

February 23, 2018
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Edinbr: Text Mining with R

During a very quick tour of Edinburgh (and in particular some distilleries), Dave Robinson (Tidytext fame), was able to drop by the Edinburgh R meet-up group to give a very neat talk on tidy text. The first part of the talk set the scene What does does text mean? Why make text tidy? What sort of problems can you solve. This was a...

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R & Python Machine Learning Courses

February 6, 2018
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R & Python Machine Learning Courses

Leeds (Predictive Analytics in R) London (Tensorflow) Birmingham (Python & Machine Learning) Hi there! We’re running some courses on R, Python and Tensorflow around the UK that you might be interested in! All courses are spearheaded with lec...

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Free ticket to eRum

February 1, 2018
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Free ticket to eRum

The Main Competition The Secondary Competition So… big news. Jumping Rivers is sponsoring eRum 2018 and in light of this news we are giving away a free place at the conference! (Not to mention our very own lead consultant, Colin Gillespie, i...

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Free ticket to eRum

February 1, 2018
By
Free ticket to eRum

The Main Competition The Secondary Competition So… big news. Jumping Rivers is sponsoring eRum 2018 and in light of this news we are giving away a free place at the conference! (Not to mention our very own lead consultant, Colin Gillespie, i...

Read more »

Our Logo In R

January 31, 2018
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Our Logo In R

Hi all, so given our logo here at Jumping Rivers is a set of lines designed to look like a Gaussian Process, we thought it would be a neat idea to recreate this image in R. To do so we’re going to need a couple packages. We do the usual install.packages() dance (remember this step can be performed in...

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Our Logo In R

January 31, 2018
By
Our Logo In R

Hi all, so given our logo here at Jumping Rivers is a set of lines designed to look like a Gaussian Process, we thought it would be a neat idea to recreate this image in R. To do so we’re going to need a couple packages. We do the usual install.packages() dance (remember this step can be performed in...

Read more »

Styling Base R Graphics

January 24, 2018
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Styling Base R Graphics

Publication quality base R graphics Fixing the problem Why not use ggplot2 (or something else)? Publication quality base R graphics Base R graphics get a bad press (although to be fair, they could have chosen their default values better). In general, they are viewed as a throw back to the dawn of the R era. I think that most people would agree that,...

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