The most conventional approach to determine structural breaks in longitudinal data seems to be the Chow Test. From Wikipedia, The Chow test, proposed by econometrician Gregory Chow in 1960, is a test of whether the coefficients in two linear regressions on different data sets are equal. In econometrics, it is most ...

There's still time to enroll and grab a certificate (or simply audit). The course is offered once a year. I met a bunch of people who did well at a data hackathon I had gone to recently, who had learned the ropes in data science thanks to Analytics Edge.

Edit: This post is in its infancy. Work is still ongoing as far as deriving insight from the data is concerned. More content and economic insight is expected to be added to this post as and when progress is made in that direction. This is an attempt to detect structural ...

This happens to be my 50th blog post – and my blog is 8 months old. ? This post is the third and last post in in a series of posts (Part 1 – Part 2) on data manipulation with dlpyr. Note that the objects in the code may have been defined in earlier posts … Continue ...

I participated in https://t.co/alLuY7JjjT Finished 24th/54. It was my first ever #datascience #hackathon. Determined to get better at this. — Padawan Learner (@anirudhjay) December 20, 2015 So after 8 months of playing around with R and Python and blog post after blog post, I found myself finally hacking away at ...

On January 12, 2016, Stanford University professors Trevor Hastie and Rob Tibshirani will offer the 3rd iteration of Statistical Learning, a MOOC which first began in January 2014, and has become quite a popular course among data scientists. It is a great place to learn statistical learning (machine learning) methods using the R ...

This post pertains to Ubuntu / Debian users only. rattle is a free graphical interface for data mining with R. I wanted to visualize decision trees and had to install this library. __ install.packages('rattle') got me the following error message: configure: error: GTK version 2.8.0 required ERROR: configuration failed for package ‘...