As I have been playing with R quite a bit and I become rusty with Python, I wanted to see how good the language detection libraries in this environment are and also how they compare with R. I have made a quick search and I found out that langdetect is one derived directly from Google …
When learning about Data Science, one of the first dilemmas that come to mind is whether to start with Python or R. As a Software developer, I felt I have a natural inclination towards Python, a very elegant programming language that can also be used to do Data Science. But as I got more and …
Ok, this is not Data Science. This is just for fun. I have to admit, I tend to mix up things. Here I am mixing up the German class I am taking with one of the visualizations that I prefer, the wordcloud. Not because it conveys a message about data, in this case is just …
When producing a plot using Python and matplotlib for publishing purposes, or to submit it as part of a report or for any professional use, some questions come to mind that not usually explained in one easy to retrieve place. True, everything is in the matplotlib documentation or can be easily found on stackoverflow. But …
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 …
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 …
This is the second of the series on the python libraries. I do not know how much I will write but remember, these are only learning notes. The inspiration came this time from the ever-present stackoverflow.com, with an article on making matplotlib graphs look like R by deafult. I am learning here, so for the …