Mapping the world with tweets
A few days ago, I collected 30 minutes of tweets all around the world. I used the twitteR and streamR packages for this. The nice thing about those tweets is...continue reading.
A few days ago, I collected 30 minutes of tweets all around the world. I used the twitteR and streamR packages for this. The nice thing about those tweets is...continue reading.
Bayesian networks (BNs) are a type of graphical model that encode the conditional probability between different learning variables in a directed acyclic graph. There are benefits to using BNs compared...continue reading.
My advisor recently asked me to fill a career planning document (he’ll blog about it at some point) that has lots of questions and is being very useful. Trying to...continue reading.
I enjoy using ggplot for visualization in ipython notebook environment. It is more flexible that other plotting modules in python. Moreover, it is fairly similar to ggplot in R, and...continue reading.
We will cover how to find patterns of events. We will find events that occur systematically together and in the same order, relationships with customers’ characteristics and association rules between...continue reading.
As a data scientist, occasionally, you receive a dataset and you would like to know what is the generative distribution for that dataset. In this post, I aim to show...continue reading.
A new release 0.13.1 of matrixStats is now on CRAN. The source code is available on GitHub. What does it do? The matrixStats package provides highly optimized functions for computing...continue reading.
Consider the following example: there is a three-stage truck maintenance pipeline. Initially, when a Truck comes to the maintenance service, it is added to the first stage and its status...continue reading.
This semester, I’ll be teaching an introduction to applied econometrics with R, so I’ve decided to write a very small book called “Introduction to programming Econometrics with R”. This is...continue reading.
This is the second part of the in-depth sequence analysis and we will use clusterization for simplifying a large number of distinct sequences in a few types of trajectoriesThis is...continue reading.
Developmental regulation of human cortex transcription and its clinical relevance at single base resolution http://t.co/0R5n6JV9Bk— Andrew Jaffe (@andrewejaffe) December 15, 2014continue reading.
This article is originally published at https://lcolladotor.github.io/ Thanks for visiting r-craft.org This article is originally published at https://lcolladotor.github.io/ Please visit source website for post related comments.continue reading.
Extending the Standard Joint Model In a previous post we have briefly introduced the framework of joint models for longitudinal and time-to-event data, and we have shown how models of...continue reading.
Imagine that you are starting to learn how to use a specific R package, lets call it foo. You will look at the vignette (if there is one), use help(package...continue reading.
Although the sankey diagram from the previous post provided us with a very descriptive tool, we can consider it a rather exploratory analisys.Although the sankey diagram from the previous post...continue reading.
The previous article introduced the sensitivity and elasticity to seasonal matrix model of imaginary annual plant. Both sensitivity and elasticity are partial derivatives. This means the values can only predict...continue reading.
This is a guest post by Prasad Patil that answers the question: how to put a shape in the margin of an R plot? The help page for R’s par()...continue reading.
Below is a snippet to download the many data sets available on the US EIA‘s website (www.eia.gov). Required user’s inputs are a EIA token and the codes for the series one wants...continue reading.
For the 2015 NBA season, the only exciting Lakers news is the return of the Kobe show and Charles Barkley’s Lakers Lent.The Lakers started the season with 0 wins and...continue reading.
In this short post, I benchmark different “versions” of R. I compare the execution speeds of R, R linked against OpenBLAS, R linked against ATLAS and Revolution R Open. Revolution...continue reading.