After having become familiar with Ipython and its notebook mode (thanks to the MOOC Python pour les Scientifiques) , which allows to use the python language in an interactive and online way through a web browser, the familiarization with the R language through a more traditional (even if advanced) IDE like RStudio looks honestly like …
This book by Roger D. Peng is a suggested reading for the Coursera’s Johns Hopkins University Data Science Specialization. You can get it in electronic format from the Leanpub web site, for anywhere between free and 30 $. You decide how much you want to pay for it. The book is well written and flows …
July 6 2015 was one of the starting dates for the Data Scientist’s Toolbox course, taught by Prof. Jeff Leek of Johns Hopkins’ University. This course is an introductory overview of the other courses of Johns Hopkins’ Data Science Specialization available on Coursera. There are several interesting aspects in this specialization among which the use …
Dante Alighieri and the wordcloud from his “Divine Comedy” What if you want to scrape a web page in a language other than English and generate the wordcloud from the page as I explained in my previous post. There is something missing, as you will find out. The STOPWORDS used in that example will not …
This article has the objective of scraping a web site with the purpose of generating a wordcloud out of its text. The wordcould visualization of text is something that is becoming more and more popular, and you find it more and more also in common TV shows, where some presenters have had the idea to …
Matplotlib is a powerful library, and it can be combined with a number of other powerful Python features. Here I would like to play with the cartopy geographical library, using Ipython notebook and keeping all the images generated inline. I am going to use two open data sources, one is the MapquestOSM, the other is …
This book by Joel Grus will give you an insight into the main topics of the Data Scientist daily work, in 25 chapters and around 300 pages. The book syllabus is available here, and you can explore it. If you buy from O’Reilly you can use the discount code on his web page (too bad …
The Coursera MOOC platform offers two specializations in the field of Data Science, that I have considered for learning about Data Science. One is the Johns Hopkins University Data Science Specialization, and the second is the University of Illinois at Urbana-Champaign’s Data Mining Certificate. The two specializations take different approaches, the Johns Hopkins’ …
Yesterday morning, while driving to work I was listening to the Belgian radio and they come up with the news about a test on a web site, designed and implemented by two swedish researchers, that would reveal to everybody the probability of dying in the next five years. The test is available at the Ubble …
Tomorrow, June 8 2015, the Text Mining and Analytics course by Professor ChengXiang Zhai at University of Illinois at Urbana-Champaign starts on the Coursera platform. This is part of the Data Mining Specialization by the same university and it is closely related to the Text Retrieval and Search Engines course by the same professor. I …