1840 search results for "ggplot2"

Neat demo real of d3 (js & svg powered interactive graphics…

May 12, 2012
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Neat demo real of d3 (js & svg powered interactive graphics in the browser).  Hopefully there will be ggplot2 integration one day!

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The Foreign Language of ‘Mad Men’

May 12, 2012
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The Foreign Language of 'Mad Men': ggplot2 in the Atlantic

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My day out at #osddmalaria

May 10, 2012
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My day out at #osddmalaria

Finally, I get around to telling you that… …on Friday 24th February, I took a day out from my regular job to attend a meeting on Open Source Drug Discovery for Malaria. I should state straight away that whilst drug discovery and chem(o)informatics are topics that I find very interesting, I have no professional experience

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Use R! – Part 2

May 9, 2012
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Use R! – Part 2

Here is a follow-up of my first post about using R. For our yearly KU Leuven Geology PhD Seminar (08-09/05/2012), I quickly pasted this script together from several examples I had run into in the past, as well as some things that I have been doing myse...

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The NFL: Pass or Lose

May 9, 2012
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The NFL: Pass or Lose

The rushing game is slowly disappearing. Heave That Sucker When it doubt, chunk the pigskin. Whether you like it or not, NFL (National Football League) teams are relying upon passing more and more. Looking at the above chart, the average p...

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Simple Spatial Correlograms for Cross-Country Analysis in R

May 9, 2012
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Simple Spatial Correlograms for Cross-Country Analysis in R

Accounting for temporal dependence in econometric analysis is important, as the presence of temporal dependence violates the assumption that observations are independent units. Historically, much less attention has been paid to correcting for spatial dependence, which, if present, also violates this independence assumption. The comparability of temporal and spatial dependence is useful for illustrating why

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R and Foursquare’s recommendation engine

May 8, 2012
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R and Foursquare’s recommendation engine

Foursquare, the mobile location-sharing app (of which I'm a big fan), has an excellent recommondation system. Based on your recent checkins, places your friends found popular, and even the time of day, Foursquare Explore will recommend a great place for a sushi lunch, or the best place to buy new shoes. This presentation from Foursquare engineer Ben Lee shows...

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Multiplicative effects in sensory panel data

May 7, 2012
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Multiplicative effects in sensory panel data

In a previous post I used JAGS to build the Bayesian equivalent of a two-way ANOVA. Effects were determined of products, panelists and their interaction. In this post this model will be rebuild to provide a more simplified and advanced model. The inter...

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Waterfall charts in style of The Economist with R

May 7, 2012
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Waterfall charts in style of The Economist with R

Waterfall charts are sometimes quite helpful to illustrate the various moving parts in financial data, in particular where I have positive and negative values like a profit and loss statement (P&L). However, they can be a bit of a pain to produce in Ex...

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playitbyr 0.2-1: data through sound, now with layers, facets, and more pleasure

May 6, 2012
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The recent Sonification Handbook has a chapter devoted to exploratory data analysis using sound. With some help from Sam Ferguson, one of the chapter's authors, I've made it easy to implement those techniques using R with playitbyr.

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