4601 search results for "git"

Long Winding Road Marked with Error Bars and Tweets

September 27, 2013
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Long Winding Road Marked with Error Bars and Tweets

Not much finance here, but a lot of d3 and R.

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Google Summer of Code experiences

September 27, 2013
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Google Summer of Code experiences

In the followings you could hopefully read an enjoyable summary about my summer. Instead of going out regularly, like in the years before, I spent the majority of my time on R package-development. Before that change obviously there were some previous signs which showed me, life is not what it was before. I don't want to land on a...

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Perform a Function on Each File in R

September 26, 2013
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Sometimes you might have several data files and want to use R to perform the same function across all of them. Or maybe you have multiple files and want to systematically combine them into one file without having to open each file and manually copy the...

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R 3.0.2 and RStudio 0.9.8 are released!

September 26, 2013
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R 3.0.2 (codename “Frisbee Sailing”) was released yesterday. The full list of new features and bug fixes is provided below. Also, RStudio v0.98 (in a “secret” preview) was announced two days ago with MANY new features, including: Amazing new debugging …Read more »

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Construire un moteur de reco simple avec R (1/2)

September 25, 2013
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Construire un moteur de rechercheOn va montrer comment on peut construire un moteur de recommandation simple en utilisant les outils de Textmining. Cette construction se fera en deux temps : On construit un moteur de recherche pour identifier par exemple, dans...

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Ode to Systematic Clusters

September 25, 2013
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Ode to Systematic Clusters

Extending the d3 remixes of the fine work at Systematic Investor, I thought it woud be fun to do some dimple.js and nvd3 scatterplots of clusters of PIMCO mutual funds.  As always, I welcome thoughts, comments, and suggestions.  Click here or...

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US High School Graduation Rates, using googleVis

September 25, 2013
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Here is an analysis and some graphics using googleVis on high school graduation rates in the United States. A report from the US Deparment of Education on increasing high school graduation rates was published earlier this year (Jan 2013) and some summary graphics were shown on the Department’s blog (http://www.ed.gov/blog/2013/01/high-school-graduation-rate-at-highest-level-in-three-decades). However, the above blog only shows one static...

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Introducing imagemetrics

September 25, 2013
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Introducing imagemetrics

References In my recent projects, I had the opportunity to work with the professor Raphaël Proulx who introduced me to several metrics commonly used in landscape ecology for quantifying image texture. In order to make my life easier, I decided to implement...

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Using R to Solve a Geography Puzzle

September 25, 2013
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Using R to Solve a Geography Puzzle

The puzzle: find two points inside the United States such that Both points are in the same state The straight line segment (shortest great circle) connecting them crosses the largest number of distinct states This came up during a recent road trip through Pennsylvania, Maryland, West Virginia, and Virginia, where I noticed that it’s possible...

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R as a command-line tool for data science

September 24, 2013
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Data Scientist Jeroen Janssens recently published a useful list of 7 data science tools that you can use from the command line. This doesn't just mean they're convenient tools for command-line junkies: it also means you can easily chain them together with data sources for offline, automated processes. Included in the list are JSON processing tools (jq, json2csv), the...

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