Leonidas Souliotis

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R courses on basic R, advanced R, statistical machine learning with R, text mining with R, spatial modelling with R and R package building

(This article was first published on <b> BNOSAC - Belgium Network of Open Source Analytical Consultants</b>, and kindly contributed to R-bloggers)Waw, our …

Data Science

This is the entire Star Wars canon timeline, from ‘The Phantom Menace’ to ‘Episode IX’

When Lucasfilm decided to reboot the <i>Star Wars</i> film franchise, the Expanded Universe was decimated in its wake. Dozens of books, games and comics that …

Star Wars

This mathematical principle reveals the type of online dating profile photo you should use if you want people to ask you out

And we have the math to prove it.<p>Hannah Fry, a mathematician at the UCL Centre for Advanced Spatial Analysis in London, explains the theory in her 2014 TED Talk and recently released book, "The Mathematics of Love."<p>When most people choose their online dating profile pictures, she explains, they …

Mathematics

Big Data In Fast Cars -- How F1 And NASCAR Compete On Analytics

Velocity is one of the defining characteristics of Big Data, and there are few situations in which speed is more imperative than motorsports. From NASCAR to Formula One and grassroots karting, teams and race organizers are employing ever more sophisticated data-driven strategies to shave …

Big Data

What Is A Creative Data Scientist Worth?

There’s a definite art to data science.<p>But I never really thought of myself as an actual artist until a couple of months ago – Wednesday 22nd April to be precise. Stick figures? Yep, no problem, but that’s where I tend to draw the line.<p>I can admire the Picassos, Jackson Pollocks, and Damien Hirsts …

The Arts

The best restaurant in 32 countries around the world

This comprehensive list is curated with the help of over 900 international journalists and leaders in the restaurant industry.<p>Besides Spain, many other countries including Peru, Russia, and Switzerland made it onto the list.<p>We went through the list to find the restaurants that received the top …

Cape Town

Can you solve it: are you smarter than a Hong Kong six-year-old?

Two puzzles today - one asks you just to identify the odd one out, and the other needs to be done in 20 seconds<p>Did you solve it? Here’s the solution<p>Hello guzzlers.<p>Welcome to the second instalment of my new puzzle series.<p>Last time I asked you about Denise and her birthday. Today it’s a totally …

Hong Kong

A math question has been stumping thousands of British students

LONDON — It's a math question that has provoked outrage, confused people on Twitter and even prompted thousands of students to sign a petition asking …

Lovely, The Wearable Sex Tracker, Is A Fitbit For Your Penis

How lovely.<p>As wearable devices become more and more common, techies are able to better incorporate their smartphones, watches and fitness trackers into a daily routine. And a new Indiegogo campaign hopes you're ready to take wearables along for some of your most intimate moments, too.<p>The Lovely, a …

New Tube Map Brings Zone 10, Central Line Kink And A Lot Of Orange To The London Underground

Transport for London has released the latest iteration of the iconic Tube map, taking into account long-term station closures, additional stations …

Trains

Lies, damn lies and statistics

Why do we need statistics? I don't mean 'statistics' in the sense of data - like when we ask what the attributes of something are1, but rather …

Data Science

Google Inc. Is Turning Into an App Discovery Tool

App discovery through mobile search is a growing trend, and Google is helping developers take advantage of it. This could spell trouble for Facebook …

Apps

Understand The Math Behind Betting Odds & Gambling | Investopedia

As mentioned in the earlier reading on this topic, <i>Betting Basics: Fractional, Decimal & American (Moneyline) Odds</i>, the three types of odds are just …

Probability and Statistics | John D. Cook

Here’s an apparent paradox. You’ll hear that Monte Carlo methods are independent of dimension, and that they scale poorly with dimension. How can …

Data Science