“‘Demographic tsunami’ will keep Sydney, Melbourne property prices high” screams the headline. While the census showed Australia overall is aging, there’s been a noticeable lift in the number of people aged between 25 to 32. As the accompanying graph shows… Whoa, that is one ugly chart. First thought: let’s not be too hard on Fairfax … Continue reading Chart...
I’m starting to incorporate more Rcpp in my R work, and so decided to spend some time exploring the Rcpp Gallery. One example by John Merrill caught my eye. He provides a...
International Congress for Conservation Biology: What analysis program do conservation scientists use? With the International Congress for Conservation Biology starting 23rd July I was wondering, what analysis programs are most...
Quirks about running Rcpp on Windows through RStudio This is a quick note about some tribulations I had running Rcpp (v. 0.12.12) code through RStudio (v. 1.0.143) on a...
Virtually every dataset has them; id variables that link a record to a subject and/or time point. Often one column, or a combination of columns, forms the unique id...
Rafael Irizarry from the Harvard T.H. Chan School of Public Health has presented a number of courses on R and Biostatistics on EdX, and he recently also provided an...
Plumber is a package which allows you to create web APIs from your R code. If you're new to Plumber, you can take a look at www.rplumber.io to learn...
Plumber is a package which allows you to create web APIs from your R code. If you're new to Plumber, you can take a look at www.rplumber.io to learn...
Proposed solution to Euler Problem 26 in the R language. Find the value of d Continue reading → The post The Viral Recurring Decimal: Euler Problem 26 appeared first on...
Ligature fonts are fonts which sometimes map multiple characters to a single glyph, either for readability or just because it looks neat. Importantly, this only affects the rendering of...
Part 1 of 5 in the series Numerical AnalysisNeville’s method evaluates a polynomial that passes through a given set of and points for a particular value using the Newton...
The ArCo package 0.2 is now available on CRAN. The functions are now more user friendly. The new features are: Default function for estimation if the user does not...
Data wrangling is a task of great importance in data analysis. Data wrangling, is the process of importing, cleaning and transforming raw data into actionable information for analysis. It...
Hello R users, we've got a brand new course today: Writing Efficient R Code by Colin Gillespie. The beauty of R is that it is built for performing data analysis....
Jonah “ShinyStan” Gabry, Mike “Riemannian NUTS” Betancourt, and I will be giving a three-day short course next month in New York, following the model of our successful courses in...
Machine learning is often split between three main types of learning: supervised learning, unsupervised learning, and reinforcement learning. Knowing the differences between these three types of learning is necessary for...
A new version of RcppAPT -- our interface from R to the C++ library behind the awesome apt, apt-get, apt-cache, ... commands and their cache powering Debian, Ubuntu...
The development version of my new R package seplyr is performing in practical applications with dplyr 0.7.* much better than even I (the seplyr package author) expected. I think...
The oem package has been on CRAN for some time now, but with the latest update I expect few structural changes to the user interface. oem is a package...
Hyperparameter tuning with mlr is rich in options as they are multiple tuning methods: Simple Random Search Grid Search Iterated F-Racing (via irace) Sequential Model-Based Optimization (via...
At RStudio, I have the pleasure of interacting with data science teams around the world. Many of these teams are led by R users stepping into the role of...
The source tarball for JAGS 4.3.0 is now available from Sourceforge. Binary distributions will be available later. See the updated manual for details of the features in the new...
If you use an API key to access a secure service, or need to use a password to access a protected database, you'll need to provide these "secrets" in...
How to take into account and how to compare information from different information sources? Multiple Factor Analysis is a principal Component Methods that deals with datasets that contain quantitative...
It’s Sunday, and I am just sitting on the couch peacefully ggplotting to illustrate basic sample spaces using spinners (a trick I’m borrowing from Jim Albert’s book Curve...
Blue dragonflies dart to and fro I tie my life to your balloon and let it go (Warm Foothills, Alt-J) In my last post I did some drawings based...
Statistics are often taught in school by and for people who like Mathematics. As a consequence, in those class emphasis is put on leaning equations, solving calculus problems and...
Here is a course with videos that present Multiple Correspondence Analysis in a French way. The most well-known use of Multiple Correspondence Analysis is: surveys. Four videos present a...
The new constants package is available on CRAN. This small package provides the CODATA 2014 internationally recommended values of the fundamental physical constants (universal, electromagnetic, physicochemical, atomic…), provided as symbols for...
