1721 search results for "time series"

Oracle R Connector for Hadoop 2.2.0 released

July 19, 2013
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Oracle R Connector for Hadoop 2.2.0 is now available for download. The Oracle R Connector for Hadoop 2.x series has introduced numerous enhancements, which are highlighted in this article and summarized as follows:  ORCH 2.0.0  ORCH 2.1.0  ORCH...

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Using the power of sound to figure out which Simpsons character is speaking

July 18, 2013
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Using the power of sound to figure out which Simpsons character is speaking

Update: you can find the next post in this series here. In a previous post, I looked at transcripts of Simpsons episodes and tried to figure out which character was speaking which line. This worked decently, but it wasn't great. It gave us memorable scenes like this one: Homer : D'oh! A deer! A female deer. Marge : Son, you're okay! Bart...

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Figuring out which Simpsons character is speaking

July 17, 2013
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Figuring out which Simpsons character is speaking

Update: you can find the next post in this series here. You probably have a favorite Simpsons character. Maybe you hope to someday block out the sun, Mr. Burns style, maybe you enjoy Homer's skill in averting meltdowns, or maybe you identify with Lisa's struggles for acceptance. Through its characters, the Simpsons made a huge impact on...

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Getting Started with Reproducible Research: A chapter from my new book

July 15, 2013
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Getting Started with Reproducible Research: A chapter from my new book

(This article was first published on Christopher Gandrud (간드루드 크리스토파), and kindly contributed to R-bloggers) This is an abridged excerpt from Chapter 2 of my new book Reproducible Research with R and RStudio. It's published by Chapman & Hall/CRC Press. You can purchase it on Amazon. "Search inside this book" includes a complete table of contents. Researchers often start...

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Rain in Netherlands during the past 100 years

July 14, 2013
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Rain in Netherlands during the past 100 years

Climate has my interest. But discussions on climate change seem to be focused on temperature. In real life, we look at temperature, rain, sunshine and wind. I was therefor happy to find a load of rain data on Royal Netherlands Meteorological Institute....

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Throw some, throw some STATS on that map…(Part 1)

July 12, 2013
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Throw some, throw some STATS on that map…(Part 1)

R is a very powerful and free (and fun) software package that allows you to do, pretty much anything you could ever want. Someone told me that there’s even code that allows you to order pizza (spoiler alert: you actually cannot order pizza using R :( ). But if you’re not hungry, the statistical capabilities

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RFM Customer Analysis with R Language

July 7, 2013
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RFM Customer Analysis with R Language

For database marketing or direct marketing people, they are always concerned about two questions before they send out mails or make calls to their customers:- How can they segment the customers in the database to find out who are more likely to response to their mails or buy their products? Which type of customers they

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Monitoring an ETF Portfolio in R

July 1, 2013
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Monitoring an ETF Portfolio in R

Adam Duncan Also avilable on R-bloggers.com Some time ago, I read an interesting article about an interview with David Swensen, the renownd money manager from Yale University’s investment office. He’s quite famous and is considered by many to be the architect of the modern “endowment portfolio.” The point of the article was to suggest a way for ordinary...

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Learning R: Parameter Fitting for Models Involving Differential Equations

June 30, 2013
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Learning R: Parameter Fitting for Models Involving Differential Equations

It looks like MATLAB, Octave and Python seem to be the preferred tools for scientific and engineering analysis (especially those involving physical models with differential equations). However as part of my learning R experience, I wanted to check out some … Continue reading →

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dimple d3 and rCharts

June 27, 2013
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dimple d3 and rCharts

I put together a quick tutorial combining my two favorite things: finance and interactive visualizations.  I show how to use the new dimplejs d3 library with rCharts to create some nice interactive plots of US Treasury yield data.  ...

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