by Michy Alice | Feb 15, 2017 | Articles, R blog
Some time ago I wrote an article on how to use a simple neural network in R with the neuralnet package to tackle a regression task. Since then, however, I turned my attention to other libraries such as MXNet, mainly because I wanted something more than what the...
by Michy Alice | Oct 4, 2016 | Articles, R blog
When performing some kind of analysis in R it is usually common to use data stored in basic formats such as .csv or .Rdata, and then present the analysis using a .Rmd file. This process solves a lot of processing-related problems and saves time by allowing the analyst...
by Michy Alice | Sep 13, 2016 | Articles
Ottime notizie per tutti coloro che vorrebbero imparare ad utilizzare R ma sono ancora incerti su dove iniziare e preferirebbero prendere parte ad un corso interamente in italiano. Quantide, in collaborazione con DataCamp, offre un corso online introduttivo a R...
by Michy Alice | Jul 20, 2016 | Articles, R blog
Principal components regression (PCR) is a regression technique based on principal component analysis (PCA). The basic idea behind PCR is to calculate the principal components and then use some of these components as predictors in a linear regression model fitted...