Blogspot - davywybiral.blogspot.com - Wybiral
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Web Guitar 10 Feb 2013 | 12:24 am
I finally got around to porting some of my old code to use HTML5's Web Audio API. It's a guitar tab editor that uses web audio to playback your tabs. The sound is synthesized using the code in the tex...
Quantum Algorithms 8 Jan 2013 | 05:50 am
I've added a few examples to my quantum circuit editor / simulator. The most interesting of which being Grover's Algorithm for unsorted search. Go ahead and try it out. Hit "Enter" to evaluate the c...
Quantum Circuit Simulator 26 Dec 2012 | 09:37 pm
All I wanted for Christmas was a quantum circuit simulator. So I wrote one in Javascript using NumericJS. Check it out: http://www.davyw.com/quantum For a good "Hello world" circuit, here's the diag...
NumericJS Logistic Regression Classifier 17 Nov 2012 | 11:02 pm
The other day I posted about numericjs and provided a simple PCA implementation using it. Today I rewrote my logistic regression classifer using numericjs. Below is the commented sourcecode and demo i...
Numeric Javascript 16 Nov 2012 | 12:15 am
I just recently found this javascript library. So far it's looking pretty good. I've always wanted some sort of Javascript equivalent to NumPy and while this isn't anywhere near that extreme, it does ...
Pi Day Part 2 16 Mar 2012 | 04:51 pm
Pi-zza: Apple-Pi:
Pi Day Part 1 15 Mar 2012 | 03:51 pm
We've decided to celebrate a two part Pi day this year (to honor 3 . 14 and 15). It began with egg*pi (quiche)... And ended with pot*pi... Tomorrow should conclude with apple*pi and pizza*pi.
Astro-Phys.com 11 Feb 2012 | 07:23 am
Today, Astro-Phys got a new JSON API for querying ephemerides. Enjoy! http://www.astro-phys.com/api Can now return planetary states in various units of measure and coefficients as either chebyshev or...
Planetary states API 6 Nov 2011 | 02:08 am
Update: This API is deprecated. Use the new json api instead. I needed a way to deal with planetary positions and velocities and found NASA's HORIZONS and the ephemerides. But I wanted a simpler inte...
Davy's law 15 May 2011 | 12:43 am
Davy's Law: Computers can't compute/predict themselves. No physical computer is capable of losslessly determining it's effect on every state in it's state space by means of internal simulation. That ...