R
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Software Development
R: Snakes and ladders markov chain
A few days ago I read a really cool blog post explaining how Markov chains can be used to model…
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Software Development
R: Weather vs attendance at NoSQL meetups
A few weeks ago I came across a tweet by Sean Taylor asking for a weather data set with a…
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Software Development
R: Featuring engineering for a linear model
I previously wrote about a linear model I created to predict how many people would RSVP ‘yes’ to a meetup…
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Software Development
R: Vectorising all the things
After my last post about finding the distance a date/time is from the weekend Hadley Wickham suggested I could improve…
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Software Development
R: Time to/from the weekend
In my last post I showed some examples using R’s lubridate package and another problem it made really easy to…
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Software Development
R: Cleaning up and plotting Google Trends data
I recently came across an excellent article written by Stian Haklev in which he describes things he wishes he’d been…
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Software Development
R: Applying a function to every row of a data frame
In my continued exploration of London’s meetups I wanted to calculate the distance from meetup venues to a centre point…
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Software Development
R: A first attempt at linear regression
I’ve been working through the videos that accompany the Introduction to Statistical Learning with Applications in R book and thought…
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Software Development
R: Calculating rolling or moving averages
I’ve been playing around with some time series data in R and since there’s a bit of variation between consecutive…
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