1822 search results for "Tutorial"

Need for Processing Speed: data.table

March 30, 2015
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Need for Processing Speed: data.table

Monday 30 March 2015 - 15:05 The first time I discovered data.table it felt like magic. I was waiting on a process that was projected to take the better part of an afternoon. In the meantime, I followed the data.table tutorial, rewrote my code using the data.table structure, and fully executed...

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R Stats + Digital Analytics: 8 Blogs you should Follow

March 29, 2015
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R Stats + Digital Analytics: 8 Blogs you should Follow

Are you interested in using R for your digital analytics projects? Do you need to perform prediction modelling and visualizations on your digital data and Excel can´t just do the job as you wanted?Or, you simply have no idea how R could help you in your digital analytics problems and you would like to see some real working examples...

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Using closures as objects in R

March 27, 2015
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Using closures as objects in R

For more and more clients we have been using a nice coding pattern taught to us by Garrett Grolemund in his book Hands-On Programming with R: make a function that returns a list of functions. This turns out to be a classic functional programming techique: use closures to implement objects (terminology we will explain). It … Continue reading...

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Machine Learning in R for beginners

March 25, 2015
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Machine Learning in R for beginners

Introducing: Machine Learning in R Machine learning is a branch in computer science that studies the design of algorithms that can learn. Typical machine learning tasks are concept learning, function learning or “predictive modeling”, clustering and finding predictive patterns. These tasks are learned through available data that were observed through experiences or instructions, for example. The post

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Bio7 2.0 for Windows 32 bit Release

March 24, 2015
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24.03.2015 Because of some requests of a Windows 32 bit version of Bio7 2.0 I uploaded a built to sourceforge. Release notes: Updated R to version 3.1.3 Updated ImageJ to version 1.49p Added some ImageJ dialog options (to stay on top, e.g., the ROI Manager) Updated Java to version 1.8.40 Updated the JavaFX embedded SceneBuilder

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broom: a package for tidying statistical models into data frames

March 19, 2015
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broom: a package for tidying statistical models into data frames

The concept of “tidy data”, as introduced by Hadley Wickham, offers a powerful framework for data manipulation, analysis, and visualization. Popular packages like dplyr, tidyr and ggplot2 take great advantage of this framework, as explored in several recent posts by others. But there’s an important step in a tidy data workflow that so...

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Seven Ways You Can Use A Linear, Polynomial, Gaussian, & Exponential Line Of Best Fit

March 18, 2015
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Seven Ways You Can Use A Linear, Polynomial, Gaussian, & Exponential Line Of Best Fit

A line of best fit lets you model, predict, forecast, and explain data. This post shows how you can use a line of best fit to explain college tuition, rats, turkeys, burritos, and the NHL draft. Read on or see our tutorials for more. Contact us if you’re interested in a trial of plotly on-premise....

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Analyze LinkedIn with R

March 18, 2015
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Analyze LinkedIn with R

 If you have any questions to this tutorial or find some problems please feel free to create a topic in the forum: http://thinktostart.com/forums/forum/questions-tutorials/analyze-linkedin-with-r/ Some time ago I saw an interesting post in a R... The post Analyze LinkedIn with R appeared first on ThinkToStart.

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Part 3b: EDA with ggplot2

March 16, 2015
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Part 3b: EDA with ggplot2

In Part 3a I have introduced the plotting system ggplot2. I talked about its concept and syntax with some detail, and then created a few general plots, using the weather data set we've been working with in this series of tutorials. My goal was to show ...

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Helping Your Organization Migrate to R

March 16, 2015
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Helping Your Organization Migrate to R

by Bob Muenchen As the R programming environment has grown in capability and popularity, so have the number of organizations planning to migrate to it from proprietary tools. I’ve helped members of various organizations transition from SAS, SPSS and/or Stata to R (see Workshop … Continue reading →

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