Blog Archives

The Breathtaking 1-Matrix

August 22, 2016
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The Breathtaking 1-Matrix

La luna sale a caminar siguiendo tus pupilas (Ojos color sol, Calle 13) This is a 5×5 1-matrix: And this is a 20×20 1-matrix visualized: Maybe in some other galaxy, aliens represent matrix in this way.

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Gummy Worms

August 8, 2016
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Gummy Worms

Just keep swimming (Dory in Finding Nemo) Inspired by this post, I decided to create gummy worms like this: Or these: When I was young I used to eat them. Do you want to try? This is the code:

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Visualizing the Gender of US Senators With R and Highmaps

July 28, 2016
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Visualizing the Gender of US Senators With R and Highmaps

I wake up every morning in a house that was built by slaves (Michelle Obama) Some days ago I was invited by the people of Highcharts to write a post in their blog. What I have done is a simple but revealing map of women senators of the United States of America. Briefly, this is … Continue...

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Visualizing Stirling’s Approximation With Highcharts

July 5, 2016
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Visualizing Stirling’s Approximation With Highcharts

I said, “Wait a minute, Chester, you know I’m a peaceful man”, He said, “That’s okay, boy, won’t you feed him when you can” (The Weight, The Band) It is quite easy to calculate the probability of obtaining the same number of heads and tails when tossing a coin N times, and N is even. There are … Continue reading...

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Amazing Things That Happen When You Toss a Coin 12 Times

June 19, 2016
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Amazing Things That Happen When You Toss a Coin 12 Times

If there is a God, he’s a great mathematician (Paul Dirac) Imagine you toss a coin 12 times and you count how many heads and tails you are obtaining after each throwing (the coin is equilibrated so the probability of head or tail is the same). At some point, it can happen that number of heads and number of tails … Continue reading...

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Women in Orchestras

June 6, 2016
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Women in Orchestras

I believe in the truth of fairy-tales more than I believe in the truth in the newspaper (Lotte Reiniger) In my opinion, this graph is a visual demonstration that we live in a male very chauvinist world. In this experiment I download the members of ten top orchestras of the world with the amazing rvest package. After … Continue reading...

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Playing With Julia (Set)

May 17, 2016
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Playing With Julia (Set)

Viento, me pongo en movimiento y hago crecer las olas del mar que tienes dentro (Tercer Movimiento: Lo de Dentro, Extremoduro) I really enjoy drawing complex numbers: it is a huge source of entertainment for me. In this experiment I play with the Julia Set, another beautiful fractal like this one. This is what I have … Continue reading...

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Zooming

May 2, 2016
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Zooming

You don’t have to be beautiful to turn me on (Kiss, Prince) I discovered recently how easy is to create GIFs with R using ImageMagick and I feel like a kid with a new toy. To begin this new era of my life as R programmer I have done this: First of all, read this … Continue reading...

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The Hype Bubble Map for Dog Breeds

April 18, 2016
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The Hype Bubble Map for Dog Breeds

In the whole history of the world there is but one thing that money can not buy… to wit the wag of a dog’s tail (Josh Billings) In this post I combine several things: Simple webscraping to read the list of companion dogs from Wikipedia. I love rvest package to do these things. Google Trends … Continue reading...

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The Coaster Maker by Shiny

April 4, 2016
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The Coaster Maker by Shiny

The word you invented is well formed and could be used in the Italian language (The Accademia della Crusca regarding to the word “Petaloso”, recently invented by an eight-year-old boy) Are you tired of your old coasters? Do you like to make things by your own? Do you have a PC and a printer at … Continue reading...

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