Category: R Blog
Can you track your health status and your BMI simply by entering some personal data? Let’s see how we did it with a brand new Shiny app. The post Monitoring...continue reading.
By Gabriel Vasconcelos Introduction Vector Autorregresive (VAR) models are very popular in economics because they can model a system of economic variables and relations. Bayesian VARs are receiving a lot...continue reading.
Benford’s Law for Fraud Detection with an Application to all Brazilian Presidential Elections from 2002 to 2018
By Gabriel Vasconcelos and Yuri Fonseca The intuition Let us begin with a brief explanation about Benford’s law and why should it work as a fraud detector method. Given a...continue reading.
Hello, everyone! Did you have fun at June 25th’s workshop with H2O and Lime? If you were there, we’re sure you did. If you weren’t… here’s a recap, with the...continue reading.
This is a a step by step guide to perform topic modelling in R language using JSTOR’s data for research (dfr) and visualize it with drf-browser developed by Andrew Goldstone....continue reading.
BooST (Boosting Smooth Trees) a new Machine Learning Model for Partial Effect Estimation in Nonlinear Regressions
By Gabriel Vasconcelos and Yuri Fonseca We are happy to introduce our new machine learning method called Boosting Smooth Trees (BooST) (full article here). This model was a joint...continue reading.
A workshop about Machine Learning in R with H2O and LIME, from experts to R lovers. Very few seats available, register soon! The 25th of June at Mikamai. The post...continue reading.
By Yuri Fonseca Demand models In the previous post about pricing optimization (link here), we discussed a little about linear demand and how to estimate optimal prices in that case....continue reading.