giventhedata.blogspot.com
GivenTheData: September 2012
http://giventhedata.blogspot.com/2012_09_01_archive.html
Thursday, September 13, 2012. Estimating Pi with R via MCS-Dart: A very simple example of numerical integration, illustrated and computed in R. Have you ever played Monte Carlo Dart? If not, read this post and learn how to do it with R and what it can be used for. In fact it is a very easy and prevalent example (which I have come across in a computational economics course. To draw the circle. Emptyplot(c(0, 0),frame.plot=r). Plotcircle(r=r, mid=c(0,0), lwd=1,lcol="blue"). Lines(x=c(-1,1),y=c(0,0), lty=2).
giventhedata.blogspot.com
GivenTheData: My R-Package Development Cheat Sheet
http://giventhedata.blogspot.com/2013/02/my-r-package-development-cheat-sheet.html
Thursday, February 7, 2013. My R-Package Development Cheat Sheet. In case you have no experience in writing an R-package yourself but would like to start developing one right away, this post might be helpful. From my github repo):. This was contributed by giventhedata.blogspot.com #. I Very useful tools when writing a R-package:. Assuming your package is to be called 'MyRpackage' and. All the scripts that contain functions that should be part. Of your package are in your current working directory and.
giventhedata.blogspot.com
GivenTheData: R and the web (for beginners), Part I: How is the local nuclear plant doing?
http://giventhedata.blogspot.com/2012/06/r-and-web-for-beginners-part-i-how-is.html
Thursday, June 21, 2012. R and the web (for beginners), Part I: How is the local nuclear plant doing? One of the things I especially like about R is its ability to easily access and process data from the web. If you are new to R, or never have used it to access data from the Internet, here is the first part of a little series of posts with examples to get you started. This first post gives a very simple example of. How to access a data set that is saved online. How to access that data directly through R?
theunsweptcorner.blogspot.com
The Silent Observer: June 2015
http://theunsweptcorner.blogspot.com/2015_06_01_archive.html
A blog about anything. Monday, June 22, 2015. I wish I knew how to change the thumbnail image on youtube. Anyway, can only do so much ass-saving with a face like mine. Subscribe to: Posts (Atom). Macro and Quant Finance. Laeeth Isharc - Quora Answers. Ruchir Sharma - Foreign Affairs. John Cochrane - The Grumpy Economist. Clifford Asness - Cliff's Perspective. James Picerno - Capital Spectator. Rob Carver - Investment Idiocy. Data Science and R. Awesome Inc. template. Powered by Blogger.
giventhedata.blogspot.com
GivenTheData: R and the web (for beginners), Part II: XML in R
http://giventhedata.blogspot.com/2012/06/r-and-web-for-beginners-part-ii-xml-in.html
Friday, June 22, 2012. R and the web (for beginners), Part II: XML in R. This second post of my little series on R and the web deals with how to access and process XML-data with R. XML. Is a markup language that is commonly used to interchange data over the Internet. If you want to access some online data over a webpage's API. You are likely to get it in XML format. So here is a very simple example of how to deal with XML in R. Wrote a very helpful R-package. Taken from w3schools.com. PLANT PLANT COMMON ...
giventhedata.blogspot.com
GivenTheData: R and the web (for beginners), Part III: Scraping MPs' expenses in detail from the web
http://giventhedata.blogspot.com/2012/08/r-and-web-for-beginners-part-iii.html
Thursday, August 23, 2012. R and the web (for beginners), Part III: Scraping MPs' expenses in detail from the web. In this last post of my little series (see my latest post. On R and the web I explain how to extract data of a website ( web scraping. Screen scraping) with R. If the data you want to analyze are a part of a web page, for example a HTML-table (or hundreds of them) it might be very time-consuming (and boring! Web scraping with R. Parse the document for R representation:. As data.frame....
giventhedata.blogspot.com
GivenTheData: March 2013
http://giventhedata.blogspot.com/2013_03_01_archive.html
Thursday, March 14, 2013. Data Science in Business/Computational Social Science in Academia? Lately, the terms "data science" and "data scientist" turn up at an increasing pace in the R-blog-sphere. Since its first occurrence (to my knowledge, "data scientist" has been coined by DJ Patil and Jeff Hammerbacher. As well as some controversial discussions. Empirical Computational Social Science. Published Lazer et al.'s maniphesto. And drafted another Venn-diagram to illustrate how data-driven computational ...
theunsweptcorner.blogspot.com
The Silent Observer: July 2015
http://theunsweptcorner.blogspot.com/2015_07_01_archive.html
A blog about anything. Saturday, July 18, 2015. This is the 18th of July 2015. Nothing happened to me today. Saturday, July 4, 2015. Subscribe to: Posts (Atom). Macro and Quant Finance. Laeeth Isharc - Quora Answers. Ruchir Sharma - Foreign Affairs. John Cochrane - The Grumpy Economist. Clifford Asness - Cliff's Perspective. James Picerno - Capital Spectator. Rob Carver - Investment Idiocy. Data Science and R. Awesome Inc. template. Powered by Blogger.
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The Silent Observer: R for Basic Statistics - 1
http://theunsweptcorner.blogspot.com/2015/02/r-for-basic-statistics-1.html
A blog about anything. Sunday, February 1, 2015. R for Basic Statistics - 1. R for Simulation, Sampling and Inference. Outcomes = c("heads", "tails"). Sim fair coin = sample(outcomes, prob=c(0.4,0.6) , size=100, replace=TRUE). Another use of sample() is to sample n elements randomly from a vector v. To create a vector of size 15 all of whose value are identical:. Vector2=rep(NA, 15). NA is often used as placeholder for missing data in R. For loop in R. For (i in 1:50) {}. Compare to Python (later). Pleas...
theunsweptcorner.blogspot.com
The Silent Observer: Inflection
http://theunsweptcorner.blogspot.com/2015/07/inflection.html
A blog about anything. Saturday, July 18, 2015. This is the 18th of July 2015. Nothing happened to me today. Subscribe to: Post Comments (Atom). Macro and Quant Finance. Laeeth Isharc - Quora Answers. Ruchir Sharma - Foreign Affairs. John Cochrane - The Grumpy Economist. Clifford Asness - Cliff's Perspective. James Picerno - Capital Spectator. Rob Carver - Investment Idiocy. Data Science and R. Awesome Inc. template. Powered by Blogger.
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