382 search results for "animation"

Urbanisation Continues – Modeling Regional Apartment Prices in Finland

March 7, 2016
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Urbanisation Continues – Modeling Regional Apartment Prices in Finland

With all the data science and big data hype going on it’s always nice to see real case examples. At Reaktor we have created Kannattaakokauppa.fi, a probabilistic modeling-based interactive visualisation of regional apartment price trends in Finland. The service shows the predicted price levels and trends for year 2017, and by zooming in to a chosen zip code...

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Toying with models: The Game of Life with selection

February 29, 2016
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Toying with models: The Game of Life with selection

Conway’s Game of life is probably the most famous cellular automaton, consisting of a grid of cells developing according simple rules. Today, we’re going to add mutation and selection to the game, and see let patterns evolve. The fate of a cell depends on the number cells that live in the of neighbouring positions. A

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Japans ageing population, animated with R

February 26, 2016
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Japans ageing population, animated with R

The US Census makes a number of its databases available to developers via the Census API. One of those databases is the International Data Base, in which the Census department provides historic demographic breakdowns (population by age and sex) for many countries, along with projections through 2050. Kyle Walker created the R package idbr (currently only available on GitHub)...

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Why I use ggplot2

February 12, 2016
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Why I use ggplot2

If you’ve read my blog, taken one of my classes, or sat next to me on an airplane, you probably know I’m a big fan of Hadley Wickham’s ggplot2 package, especially compared to base R plotting. Not everyone agrees. Among the anti-ggplot2 crowd is JHU Professor Jeff Leek, who yesterday wrote up his thoughts on the Simply Statistics...

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Sentiment Analysis of Uganda Presidential Debate – Using R and Twitter data

February 2, 2016
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Introduction to Digital democracy is here. Social media platforms like Facebook and Twitter are providing inexpensive ways for individuals to engage on political issues, therefore providing a wealth of data that provides insight on an underlying trend that spans both geography and demography. Outbox Uganda carried out a sentiment analysis of Uganda’s first ever presidential debate last month and...

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New Yorkers, municipal bikes, and the weather

January 29, 2016
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New Yorkers, municipal bikes, and the weather

Like many modern cities, New York offers a public pick-up/drop-off bicycle service (called Citi Bikes). Subscribing City Bike members can grab a bike from almost 500 stations scattered around the city, hop on and ride to their destination, and drop the bike at a nearby station. (Visitors to the city can also purchase day passes.) The City Bike program...

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Delaware versus Chesapeake revisited

January 26, 2016
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Delaware versus Chesapeake revisited

In this earlier post, I analyzed tidal water surface elevation data from the NOAA PORTS system from both the Delaware Estuary and the Chesapeake Bay, showing how the two systems react very differently to the tidal forcing at their Atlantic Ocean bounda...

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Filling in the gaps – highly granular estimates of income and population for New Zealand from survey data

January 22, 2016
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Filling in the gaps – highly granular estimates of income and population for New Zealand from survey data

Individual-level estimates from survey data I was motivated by web apps like the British Office of National Statistics’ How well do you know your area? and How well does your job pay? to see if I could turn the New Zealand Income Survey into an individual-oriented estimate of income given age group, qualification, occupation, ethnicity, region and hours...

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ggvis tutorial: become a data visualization expert with RStudio

January 14, 2016
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The latest interactive course in the RStudio track is now available on DataCamp: ggvis tutorial. The first part of the tutorial is available for  free, so everyone can now learn interactively how to start creating stunning ggvis data visualizations in R. All courses in the RStudio track are self-paced, and combine challenging interactive...

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A Tale of Twenty-Two Million Citi Bikes: Analyzing the NYC Bike Share System

January 13, 2016
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A Tale of Twenty-Two Million Citi Bikes: Analyzing the NYC Bike Share System

In the conclusion of my post analyzing NYC taxi and Uber trips, I noted that Citi Bike, New York City’s bike share system, also releases public data, totaling 22.2 million rides from July 2013 through November 2015. With the recent news that the Citi Bike system topped 10 million rides in 2015, making it one...

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