January 2018

DfT traffic count data in R

January 26, 2018 | mikerspencer

I read this tweet thread yesterday, and one of the great things in it was discovering that the Department for Transport release traffic count data for Great Britain. When you download individual observation… Continue reading →
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prrd 0.0.2: Many improvements

January 26, 2018 | Thinking inside the box

The prrd package was introduced recently, and made it to CRAN shortly thereafter. The idea of prrd is simple, and described in some more detail on its webpage and its GitHub repo. Reverse dependency checks are an important part of package development...
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Trump VS Clinton Interpretable Text Classifier

January 25, 2018 | r-tastic

I’ve been writing/talking a lot about LIME recently: in this blog/ at H20 meetup, or at coming AI Congress and I’m still sooo impressed by this tool for interpreting any, even black-box, algorithm! The part I love most is that LIME can be applied to both image ...
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Galentine’s day cards

January 25, 2018 | Maëlle Salmon

Remember the nascent series of blog posts about Parks and recreation? Well, we’re still at one post, but don’t worry, here is a new one, and I’m sure the series will eventually be a real one. I’m looking at you, my R-Ladies friends. That said, ...
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TSrepr – Time Series Representations in R

January 25, 2018 | Peter Laurinec

I’m happy to announce a new package that has recently appeared on CRAN, called “TSrepr” (version 1.0.0: https://CRAN.R-project.org/package=TSrepr). The TSrepr package contains methods of time series representations (dimensionality reduction, feature extraction or preprocessing) and several other useful helper methods and functions. Time series representation can ...
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Analysis of the Renert – Part 3: Visualizations

January 25, 2018 | rdata.lu Blog | Data science with R

This is part 3 of a 3 part blog post. This post uses the data that was scraped in part 1 and prepared in part 2. Now that we have the data in a nice format, let’s make a frequency plot! First let’s load the data and the packages:
library("tidyverse")
library("ggthemes") # To use different themes and colors
renert_tokenized = readRDS("renert_tokenized.rds")
Using the ... [Read more...]

Do the little things matter?

January 25, 2018 | Daniel.Pocock

In a widely shared video, US Admiral McRaven addressing University of Texas at Austin's Class of 2014 chooses to deliver a simple message: make your bed every day. A highlight of this talk is the quote The little things in life matter. If you can't do...
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eRum 2018: Keynotes announced!

January 25, 2018 | Mariachiara Fortuna

The keynotes for eRum 2018 are announced! Check them out and every other information about the international conference taking place in Budapest, this year! ---- The eRum conferences are particularly thought for the many Europeans that can’t manage to take part in the use!R conferences when they are based ... [Read more...]

Speed up simulations in R with doAzureParallel

January 25, 2018 | David Smith

I'm a big fan using R to simulate data. When I'm trying to understand a data set, my first step is sometimes to simulate data from a model and compare the results to the data, before I go down the path of fitting an analytical model directly. Simulations are easy ... [Read more...]

INWT’s guidelines for R code

January 25, 2018 | INWT-Blog-RBloggers

"It turns out that style matters in programming for the same reason that it matters in writing. It makes for better reading.“ Douglas Crockford in JavaScript: The Good Parts Why do we need yet another style guide? "The reason to care about a style guide is just one thing: We ... [Read more...]

Machine Learning with R Caret – Part 1

January 25, 2018 | Fisseha Berhane

This blog post series is on machine learning with R. We will use the Caret package in R. In this part, we will first perform exploratory Data Analysis (EDA) on a real-world dataset, and then apply non-regularized linear regression to solve a supervised regression problem on the dataset. We will ...
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Probabilistic interpretation of AUC

January 25, 2018 | Alexej's blog

Unfortunately this was not taught in any of my statistics or data analysis classes at university (wtf it so needs to be :scream_cat:). So it took me some time until I learned that the AUC has a nice probabilistic meaning. What’s AUC anyway? AUC is the area under ... [Read more...]

Probabilistic interpretation of AUC

January 24, 2018 | Alexej's blog

Unfortunately this was not taught in any of my statistics or data analysis classes at university (wtf it so needs to be :scream_cat:). So it took me some until I learned that the AUC has a nice probabilistic meaning. What’s AUC anyway? Consider: A dataset : , where is a ... [Read more...]

Coding with the Yahoo_fin Package

January 24, 2018 | Andrew Treadway

Subscribe to TheAutomatic.net via the area on the right side of the page. The yahoo_fin package contains functions to scrape stock-related data from Yahoo Finance and NASDAQ. You can view the official documentation by clicking this link, but the below post will provide a few more in-depth examples. ...
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