In the previous blog post, I showed you usage of my TSrepr package. There was shown what kind of time series representations are implemented and what are they good for. In this tutorial, I will show you one use case how to use time series representati...

(No statistical graphs in this one. This is what my dog Artemis looks like when she wants my attention during work hours.) Mindy L. Mallory (@ace_prof) wrote a blog post on Machine...

(FWIW I think I even caused myself pain due to the title of this blog post). Kaiser Fung (@junkcharts) did a makeover post on this chart about U.S. steel tariffs: Kaiser’s makeover is good (Note: just because I said “good” does not mean I’m endorsing the use ...

In the digital age of today, data comes in many forms. Many of the more common file types like CSV, XLSX, and plain text (TXT) are easy to access and manage. Yet, sometimes, the data we need is locked away in a file format that is less accessible such as ...

From text to map Corpus search and context LSA, MDS, and semantic space FIN In this post, we demonstrate some different methodologies for exploring the geographical information found in text. First, we address some of the practical issues of extracting places/place-names from an annotated corpus, and demonstrate how to (1) ...

It came to a close two weeks ago. Over two weeks of obsessive watching everything that moves on skis, skates or boards. My tiny country of the Netherlands won about half of all the medals at the speed skating events. Since there are many medals to be won here this ...

If you are working with predictive modeling or machine learning in R this is the R tip that is going to save you the most time and deliver the biggest improvement in your results. R Tip: Use the vtreat package for data preparation in predictive analytics and machine learning projects. ...

Introduction This is a shiny app to visualize heat maps of Street Crimes across Britain from 2010-12 to 2018-01 and test their spatial pattern. The code for both ui.R and server.R is available from my GitHub at: https://github.com/fveronesi/StreetCrimeUK_Shiny Usage Please be aware that ...

Apriétame bien la mano, que un lucero se me escapa entre los dedos (Coda Flamenca, Extremoduro) I have the privilege of being teacher at ESTALMAT, a project run by Spanish Royal Academy of Sciences that tries to detect, guide and stimulate in a continuous way, along two courses, the ...

When it comes to undertaking complex data science projects, R is the preferred choice for many. Why? Because handling complex tasks is simpler in R than other comparable platforms. Regrettably, the same is not true for performing simpler tasks, which I would argue is rather complex in base R. Hence, ...

Prologue In 2013, I had worked on developing a Music Recommendation System as a pilot project, which had not even completed. There were lots of reasons, but the critical one was the choice and concentration strategy of my division. Since then, I keep these passion in my deep mind for a ...