## Reporting in a Repeatable, Parameterised, Transparent Way

February 23, 2017
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Earlier this week, I spent a day chatting to folk from the House of Commons Library as a part of a bit of temporary day-a-week-or-so bit of work I’m doing with the Parliamentary Digital Service. During one of the conversations on matters loosely geodata-related with Carl Baker, Carl mentioned an NHS Digital data set describing

## Mapping Biodiversity data on smaller than one degree scale

February 22, 2017
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Guest Post by Enjie (Jane) LI I have been using bdvis package (version 0.2.9) to visualize the iNaturalist records of RAScals project (http://www.inaturalist.org/projects/rascals). Initially, the mapgrid function in the bdvis...

## Euler Problem 13: Large Sum of 1000 Digits

February 22, 2017
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$Euler Problem 13: Large Sum of 1000 Digits$

Euler Problem 13 asks to add one hundred numbers with fifty digits. This seems like a simple problem where it not that most computers are not designed to deal with...

## The difference between R and Excel

February 22, 2017
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If you're an Excel user (or any other spreadsheet, really), adapting to learn R can be hard. As this blog post by Gordon Shotwell explains, one of the reasons...

February 22, 2017
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This post was originally published on SmartCat, 22 Feb 2017.My inaugural blog as a Data Science Consultant for SmartCat. The code that accompanies the analyses presented here...

February 22, 2017
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Radiohead is known for having some fairly maudlin songs, but of all of their tracks, which is the most depressing? Data scientist and R enthusiast Charlie Thompson ranked all...

## How to Teach R: Common mistakes

February 22, 2017
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by Garrett Grolemund Would you like to teach people to use R? If so, I would like to jump-start your efforts. I’m one half of RStudio’s education team, and...

## Quick tip: knitr Python Windows setup checklist

February 22, 2017
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One of the nifty things about using R is that you can use it for many different purposes and even other languages! If you want to use Python in...

## leaflet 1.1.0

February 22, 2017
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Leaflet 1.1.0 is now available on CRAN! The Leaflet package is a tidy wrapper for the Leaflet.js mapping library, and makes it incredibly easy to generate interactive maps based on...

## Data Transformation in R: The #Tidyverse-Approach of Organizing Data #rstats

February 22, 2017
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Yesterday, I had the pleasure to give a talk at the 8th Hamburg R User-Group meeting. I talked about data wrangling and data transformation, and how the…

## Part 3: Spatial analysis of geotagged data

February 21, 2017
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Part 3: Spatial analysis of geotagged data See the other parts in this series of blog posts. In parts 1 and 2 we extracted spatial coordinates from our photos and then made an...

## Raccoon | Ch 2.5 – Unbalanced and Nested Anova

February 21, 2017
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Raccoon is a free web-book about Statistical Models with R. This chapter tackles two Anova special cases: Unbalanced Anova and Nested Anova . The post Raccoon |...

## The Zero Bug

February 21, 2017
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I am going to write about an insidious statistical, data analysis, and presentation fallacy I call “the zero bug” and the habits you need to cultivate to avoid it....

## Free DataCamp for your Classroom

February 21, 2017
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Announcing: DataCamp for the classroom, a new free plan for Academics. We want to support every student that wants to learn Data Science. That is why, as of today, professors/teachers/TA’s/…...

## Linear Regression and ANOVA shaken and stirred

February 21, 2017
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Linear Regression and ANOVA concepts are understood as separate concepts most of the times. The truth is they are extremely related to each other being ANOVA a particular case...

## Text Mining on Wine Description

February 21, 2017
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Here is an example of text mining with correspondence analysis. Within the context of research into the characteristics of the wines from Chenin vines in the Loire Valley (French...

## Three R Shiny tricks to make your Shiny app shines (2/3): Semi-collapsible sidebar

February 21, 2017
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EDIT: Actually there is a much easier way to do so, by just adding the code below to the UI: tags\$script(HTML(“\$(‘body’).addClass(‘sidebar-mini’);”)) Thanks at @_pvictorr for suggesting it! Original post:...

## Coming soon!

February 21, 2017
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We've just received a picture of the cover of the BCEA book, which is really, really close to being finally published!I did...

## How to make a global map in R, step by step

February 21, 2017
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In this post, I want to walk you through the logic of building a map, step by step ... The post How to make a global map in...

## Use switch() instead of ifelse() to return a NULL

February 21, 2017
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Have you ever tried to return a NULL with the ifelse() function? This function is a simple vectorized workflow for conditional statements. However, one can’t just return a...

## Who is Alan Turing?

February 21, 2017
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This government is committed to introducing posthumous pardons for people with certain historical sexual offence convictions who would be innocent of any crime now (British Government Spokesperson, September 2016)...

## Sentiment Analysis in R

February 21, 2017
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Current research in finance and the social sciences utilizes sentiment analysis to understand human decisions in response to textual materials. While sentiment analysis has received great traction lately, the...

## First commit or initial commit?

February 20, 2017
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When I create a new .git repository, my first commit message tends to be “1st commit”. I’ve been wondering what other people use as initial commit message. Today I...

## coauthorship and citation networks

February 20, 2017
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As I discovered (!) the Annals of Applied Statistics in my mailbox just prior to taking the local train to Dauphine for the first time in 2017 (!), I...

## Training Neural Networks with MXNet

February 20, 2017
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Multilayer perceptron Multilayer perceptron (MLP) is the simplest feed-forward neural network. It mitigates the constraints of original perceptron that was able to learn only linearly separable patterns from the data....

## R Weekly

February 20, 2017
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During my Monday morning ritual of avoiding work,  I found this publication that is written in R, for people who use R – R Weekly.  The authors do a pretty awesome...

## rxNeuralNet vs. xgBoost vs. H2O

February 20, 2017
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Recently, I did a session at local user group in Ljubljana, Slovenija, where I introduced the new algorithms that are available with MicrosoftML package for Microsoft R Server 9.0.3....

## strcode – structure your code better

I am pleased to announce my package strcode, a package that should make structuring code easier. You can install it from GitHub, a CRAN submission is planned at a...

## Data Science for Doctors – Part 4 : Inferential Statistics (1/5)

February 20, 2017
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Data science enhances people’s decision making. Doctors and researchers are making critical decisions every day. Therefore, it is absolutely necessary for those people to have some basic knowledge of...