232 search results for "Web Scraping"

Slightly Advanced rvest with Help from htmltools + XML + pipeR

November 26, 2014
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Hadley Wickham’s post “rvest: easy web scraping with R” introduces the fine new package rvest very well.  For those now yearning a slightly more advanced example with a little help from pipeR + htmltools + XML, I thought this might fill your yea...

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A bioinformatics walk-through: Accessing protein-protein interaction interfaces for all known protein structures with PDBe PISA

September 28, 2014
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A bioinformatics walk-through: Accessing protein-protein interaction interfaces for all known protein structures with PDBe PISA

If this summer’s posting became a little infrequent, part of the blame lies with computational research I’ve been working on, regarding the systems biology of chromosomal translocations and the ensuing chimeric proteins at the Medical Research Council Laboratory of Molecular Biology in Cambridge. A sizeable part of bioinformatics ‘dry lab’ work falls into what has been described in the 

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Programming instrumental music from scratch

July 29, 2013
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Programming instrumental music from scratch

I recently posted about automatically making music. The algorithm that I made pulled out interesting sequences of music from existing songs and remixed them. While this worked reasonably well, it also didn’t have full control over the basics of the music; it wasn’t actually specifying which instruments to use, or what notes to play. Maybe I’m being...

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xkcd: Visualized

May 6, 2013
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xkcd: Visualized

IntroductionIt's been said that the ideal job is one you love enough to do for free but are good enough at that people will pay you for it. That if you do what you love no matter what others may say, and if you work at it hard enough, and long enough, eventually people will recognize it and...

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Data Science, Data Analysis, R and Python

The October 2012 issue of Harvard Business Review prominently features the words “Getting Control of Big Data” on the cover, and the magazine includes these three related articles:“Big Data: The Management Revolution,” by Andrew McAfee and Erik Brynjolfsson, pages 61 – 68;“Data Scientist: The Sexiest Job of the 21st Century,” by Thomas H. Davenport and D.J. Patil, pages...

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Making an R Package: Not as hard as you think

January 11, 2012
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Making an R Package: Not as hard as you think

I’ve been writing functions in R for a while to do various things like talking to APIs, web scraping, model testing and data visualisation (basically thing which can get a bit repetitive!), but have always been slightly intimidated about turning those functions into a package, which I could then call using library (package-name). Note that … Continue reading...

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UCLA Statistics: Analyzing Thesis/Dissertation Lengths

September 29, 2010
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UCLA Statistics: Analyzing Thesis/Dissertation Lengths

As I am working on my dissertation and piecing together a mess of notes, code and output, I am wondering to myself “how long is this thing supposed to be?” I am definitely not into this to win the prize for longest dissertation. I just want to say my piece, make my point and move on. I’ve heard that...

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R User Groups on GitHub

January 28, 2016
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R User Groups on GitHub

by Joseph Rickert Quite a few times over the past few years I have highlighted presentations posted by R user groups on their websites and recommended these sites as a source for interesting material, but I have never thought to see what the user groups were doing on GitHub. As you might expect, many people who make presentations at...

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