Answer probability questions with simulation (part-2)

September 20, 2017
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Answer probability questions with simulation (part-2)

This is the second exercise set on answering probability questions with simulation. Finishing the first exercise set is not a prerequisite. The difficulty level is about the same – thus if you are looking for a challenge aim at writing up faster more elegant algorithms. As always, it pays off to read the instructions carefully Related exercise sets: Answer probability...

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EARL London 2017 – That’s a wrap!

September 20, 2017
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EARL London 2017 – That’s a wrap!

...

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pinp 0.0.2: Onwards

September 20, 2017
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pinp 0.0.2: Onwards

A first update 0.0.2 of the pinp package arrived on CRAN just a few days after the initial release. We added a new vignette for the package (see below),...

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MLJAR R API

September 20, 2017
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MLJAR R API

Hi! We have added R API for mljar - so you can run sklearn, xgboost, lightGBM, Keras, RGF from one R line :) Please check it on https://github.com/mljar/mljar-api-R

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Major update of D3partitionR: Interactive viz’ of nested data with R and D3.js

September 20, 2017
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Major update of D3partitionR: Interactive viz’ of nested data with R and D3.js

D3partitionR is an R package to visualize interactively nested and hierarchical data using D3.js and HTML widget. These last few weeks I’ve been working on a major D3partitionR update...

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Regression Analysis — What You Should’ve Been Taught But Weren’t, and Were Taught But Shouldn’t Have Been

September 20, 2017
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Regression Analysis — What You Should’ve Been Taught But Weren’t,  and Were Taught But Shouldn’t Have Been

The above title was the title of my talk this evening at our Bay Area R Users Group. I had been asked to talk about my new book, and...

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12 Visualizations to Show a Single Number

September 20, 2017
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12 Visualizations to Show a Single Number

Infographics, dashboards, and reports often need to highlight or visualize a single number. But how do you highlight a single number so that it has an impact and looks...

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From Biology to Industry. A Blogger’s Journey to Data Science.

September 19, 2017
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From Biology to Industry. A Blogger’s Journey to Data Science.

Today, I have given a webinar for the Applied Epidemiology Didactic of the University of Wisconsin - Madison titled “From Biology to Industry. A Blogger’s Journey to Data Science.” I...

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A simstudy update provides an excuse to talk a little bit about latent class regression and the EM algorithm

September 19, 2017
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A simstudy update provides an excuse to talk a little bit about latent class regression and the EM algorithm

I was just going to make a quick announcement to let folks know that I’ve updated the simstudy package to version 0.1.4 (now available on CRAN) to include functions...

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Enterprise-ready dashboards with Shiny and databases

September 19, 2017
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Enterprise-ready dashboards with Shiny and databases

Inside the enterprise, a dashboard is expected to have up-to-the-minute information, to have a fast response time despite the large amount of data that supports it, and to be...

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Hurricane Irma’s rains, visualized with R

September 19, 2017
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The USGS has followed up their visualization of Hurricane Harvey rainfalls with an updated version of the animation, this time showing the rain and flooding from Hurricane Irma in...

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Time Series Analysis in R Part 1: The Time Series Object

September 19, 2017
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Time Series Analysis in R Part 1: The Time Series Object

Many of the methods used in time series analysis and forecasting have been around for quite some time but have taken a back seat to machine learning techniques in...

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Pirating Web Content Responsibly With R

September 19, 2017
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Pirating Web Content Responsibly With R

International Code Talk Like A Pirate Day almost slipped by without me noticing (September has been a crazy busy month), but it popped up in the calendar notifications today...

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Boston EARL speaker announcement: Agenda now available

September 19, 2017
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Boston EARL speaker announcement: Agenda now available

...

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How to make a line chart with ggplot2

September 19, 2017
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How to make a line chart with ggplot2

Making a line chart in ggplot2 is pretty straightforward, if you know how it works ... The post How to make a line chart with ggplot2 appeared first on SHARP...

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Accessing patent data with the patentsview package

September 19, 2017
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Accessing patent data with the patentsview package

Why care about patents? 1. Patents play a critical role in incentivizing innovation, without which we wouldn't have much of the technology we rely on everyday What does your iPhone, Google's PageRank...

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Talk like a pirate day 2017

September 18, 2017
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Talk like a pirate day 2017

International Talk Like A Pirate Day Q: What has 8 legs, 8 arms and 8 eyes? A: 8 pirates. Avast, ye scurvy scum! Today be September...

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Why I use R for Data Science – An Ode to R

September 18, 2017
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I have written a blog post about why I love R and prefer it to other languages. The post is on my new site, but since it isn’t on...

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Automating roxygen2 package documentation

September 18, 2017
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Automating roxygen2 package documentation

Take the mystery out of CRAN level package maintenance - Thinking of creating a new package? Dread the task of function documentation? Afraid to run...

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Recap: Applications of R at EARL London 2017

September 18, 2017
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The fourth EARL London conference took place last week, and once again it was an enjoyable and informative showcase of practical applications of R. Kudos to the team from...

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Datasets for Building a Data Analysis Portfolio

September 18, 2017
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Datasets for Building a Data Analysis Portfolio

I recently had the pleasure of attending the 2017 Association of Public Data Users (APDU) Conference. My favorite part of the conference was talking to people... The post Datasets for Building...

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Mapping Fall Foliage with sf

September 18, 2017
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Mapping Fall Foliage with sf

I was socially engineered by @yoniceedee into creating today’s post due to being prodded with this tweet: Where to see the best fall foliage, based on your location: https://t.co/12pQU29ksB...

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Big Data Analytics World Championship (30th September 2017) – Free Entry Code and details

September 18, 2017
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Invitation to the 3rd Big Data Analytics World Championships 2017 We invite members of the R-Bloggers/R-Users community to participate in the 2017 TEXATA Big Data Analytics World Championships (www.texata.com).  You’re Free...

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HR Analytics: Using Machine Learning to Predict Employee Turnover

September 17, 2017
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HR Analytics: Using Machine Learning to Predict Employee Turnover

Employee turnvover (attrition) is a major cost to an organization, and predicting turnover is at the forefront of needs of Human Resources (HR) in many organizations. Until now the...

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Model Non-Negative Numeric Outcomes with Zeros

September 17, 2017
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Model Non-Negative Numeric Outcomes with Zeros

As mentioned in the previous post (https://statcompute.wordpress.com/2017/06/29/model-operational-loss-directly-with-tweedie-glm/), we often need to model non-negative numeric outcomes with zeros in the operational loss model development. Tweedie GLM provides a convenient interface...

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RcppClassic 0.9.7

September 17, 2017
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A rather boring and otherwise uneventful release 0.9.7 of RcppClassic is now at CRAN. This package provides a maintained version of the otherwise deprecated first Rcpp API; no...

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R with remote databases Exercises (Part-2)

September 17, 2017
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R with remote databases Exercises (Part-2)

This is common case when working with data that your source is a remote database. Usual ways to cope this when using R is either to load all the...

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Le Monde puzzle [#1021]

September 17, 2017
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Le Monde puzzle [#1021]

A puzzling Le Monde mathematical puzzle for which I could find no answer in the allotted time!: A most democratic electoral system allows every voter to have at least...

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pinp 0.0.1: pinp is not PNAS

September 16, 2017
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pinp 0.0.1: pinp is not PNAS

A brandnew and very exciting (to us, at least) package called pinp just arrived on CRAN, following a somewhat unnecessarily long passage out of incoming. It is based...

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