Blog Archives

R talk on regular expressions (regex)

October 6, 2011
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R talk on regular expressions (regex)

Regular expressions are a powerful in any language to manipulate, search, etc. data. For example:> fruit <- c("apple", "banana", "pear", "pineapple")> fruit "apple" "banana" "pear" "pineapple"> grep("a", fruit) # there is an ...

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R tutorial on visualizations/graphics

September 30, 2011
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R tutorial on visualizations/graphics

Rolf Lohaus, a Huxley postdoctoral fellow here in the EEB dept at Rice University, gave our R course a talk on basic visualizations in R this morning.Enjoy!

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My take on an R introduction talk

September 9, 2011
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My take on an R introduction talk

Here is a short intro R talk I gave today...for what it's worth...R Introduction View more presentations from schamber

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rnpn: An R interface for the National Phenology Network

August 31, 2011
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rnpn: An R interface for the National Phenology Network

The team at rOpenSci and I have been working on a wrapper for the USA National Phenology Network API. The following is a demo of some of the current possibilities. We will have more functions down the road. Get the publicly available code, and contribu...

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Tenure track position in systematics at the University of Vermont

August 22, 2011
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Tenure track position in systematics at the University of Vermont

There is an awesome position opening up for an assistant professor in systematics at the University of Vermont. Below is the announcement, and see the original post at the Distributed Ecology blog. Why is this related to R? One can do a lot of systemat...

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(#ESA11) rOpenSci: a collaborative effort to develop R-based tools for facilitating Open Science

August 8, 2011
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(#ESA11) rOpenSci: a collaborative effort to develop R-based tools for facilitating Open Science

Our development team would like to announce the launch of rOpenSci. As the title states, this project aims to create R packages to make open science more available to researchers. http://ropensci.org/ What this means is t...

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CRdata vs. Cloudnumbers

July 14, 2011
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CRdata vs. Cloudnumbers

Cloudnumbers and CRdata are two new cloud computing services.I tested the two services with a very simple script. The script simply creates a dataframe of 10000 numbers via rnorm, and assigns them to a factor of one of two levels (a or b). I then take ...

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rbold: An R Interface for Bold Systems barcode repository

June 28, 2011
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rbold: An R Interface for Bold Systems barcode repository

Have you ever wanted to search and fetch barcode data from Bold Systems?I am developing functions to interface with Bold from R. I just started, but hopefully folks will find it useful.The code is at Github here. The two functions are still very buggy,...

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iEvoBio 2011 Synopsis

June 22, 2011
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iEvoBio 2011 Synopsis

We just wrapped up the 2011 iEvoBio meeting. It was awesome! If you didn't go this year or last year, definitely think about going next year.Here is a list of the cool projects that were discussed at the meeting (apologies if I left some out):Vistrails...

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PLoS journals API from R: "rplos"

June 21, 2011
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PLoS journals API from R: "rplos"

The Public Libraries of Science (PLOS) has an API so that developers can create cool tools to access their data (including full text papers!!).Carl Boettiger at UC Davis and I are working on R functions that use the PLoS API. See our code on Githu...

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