Articles by aschinchon

Chaotic Galaxies

September 6, 2016 | 0 Comments

Tell me, which side of the earth does this nose come from? Ha! (ALF) Reading about strange attractors I came across with this book, where I discovered a way to generate two dimensional chaotic maps. The generic equation is pretty simple: I used it to generate these chaotic galaxies: Changing ...
[Read more...]

Bye Ripples, Hi Fronkonstin

September 2, 2016 | 0 Comments

Nobody knows how to say goodbye, It seems so easy until you try (Nobody Knows, The Lumineers) I have been user of WordPress.com for (almost) three years and it has been a very good experience. But I want to take more control of my blog: install plugins, manage ads (...
[Read more...]

The Breathtaking 1-Matrix

August 22, 2016 | 0 Comments

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.
[Read more...]

Gummy Worms

August 8, 2016 | 0 Comments

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:
[Read more...]

Visualizing Stirling’s Approximation With Highcharts

July 5, 2016 | 0 Comments

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 ...
[Read more...]

Amazing Things That Happen When You Toss a Coin 12 Times

June 19, 2016 | 0 Comments

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 ...
[Read more...]

Women in Orchestras

June 6, 2016 | 0 Comments

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 ...
[Read more...]

Playing With Julia (Set)

May 17, 2016 | 0 Comments

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 ...
[Read more...]

Zooming

May 2, 2016 | 0 Comments

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 ...
[Read more...]

The Hype Bubble Map for Dog Breeds

April 18, 2016 | 0 Comments

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 ...
[Read more...]

The Coaster Maker by Shiny

April 4, 2016 | 0 Comments

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 ...
[Read more...]

Sunflowers

March 14, 2016 | 0 Comments

The world is full of wonderful things, like sunflowers (Machanguito, my islander friend) Sunflower seeds are arranged following a mathematical pattern where golden ratio plays a starring role. There are tons of web sites explaining this amazing fact. In general, the arrangement of leaves on a plant stem are ruled ...
[Read more...]

A Silky Drawing and a Tiny Experiment

March 1, 2016 | 0 Comments

It is a capital mistake to theorize before one has data (Sherlock Holmes, A Scandal in Bohemia) One of my favorite entertainments is drawing things: crazy curves, imaginary flowers, celestial bodies, fractalic acacias … but sometimes I wonder myself if these drawings result interesting to whom arrive to my blog. One ...
[Read more...]

The Gender of Big Data

February 17, 2016 | 0 Comments

When I grow up I want to be a dancer (Carmen, my beautiful daughter) The presence of women in positions of responsibility inside Big Data companies is quite far of parity: while approximately 5o% of world population are women, only 7% of CEOs of Top 100 Big Data Companies are. Like it ...
[Read more...]

Going Bananas With Hilbert

February 1, 2016 | 0 Comments

It seemed that everything is in ruins, and that all the basic mathematical concepts have lost their meaning (Naum Vilenkin, Russian mathematician, regarding to the discovery of Peano’s curve) Giuseppe Peano found in 1890 a way to draw a curve in the plane that filled the entire space: just a ...
[Read more...]

A Checkpoint Of Spanish Football League

January 20, 2016 | 0 Comments

I am an absolute beginner, but I am absolutely sane (Absolute Beginners, David Bowie) Some time ago I wrote this post, where I predicted correctly the winner of the Spanish Football League several months before its ending. After thinking intensely about taking the risk of ruining my reputation repeating the ...
[Read more...]

Climatic Change At A Glance

January 7, 2016 | 0 Comments

Mmm. Lost a planet, Master Obi-Wan has. How embarrassing (Yoda, Attack Of The Clones) Some time ago I published this post in KDnuggets in which I analyze historical temperatures to show how we are gradually heading toward a warmer planet. Simple data science to obtain a simple (and increasingly accepted) ...
[Read more...]

Phyllotaxis By Shiny

December 14, 2015 | 0 Comments

Antonio, you don’t know what empathy is! (Cecilia, my beautiful wife) Spirals are nice. In the wake of my previous post I have done a Shiny app to explore patterns generated by changing angle, shape and number of points of Fermat’s spiral equation. You can obtain an almost ...
[Read more...]
1 2 3 5

Never miss an update!
Subscribe to R-bloggers to receive
e-mails with the latest R posts.
(You will not see this message again.)

Click here to close (This popup will not appear again)