ByteMuse.com, the code and musings of

Chris Polis, data (vis) engineer

Recent and Popular Posts

U.S. Covid-19 Vaccination Rate by Age

Mar 21th, 2021 · Reshaping of CDC demographic data to show vaccination rate by age group

2016 MLB Division Races

Oct 4th, 2016 · See when teams streaked and how baseball division races progressed throughout the season

Optical Illusions, Part I

Sept 30th, 2016 · Café Wall, Ehrenstein, Müller-Lyer and Ebbinghaus Illusions and reveals in d3.js

Place Names in the United States

Feb 20th, 2016 · Build a query to see historic and geography based patterns of city and town names in the United States

NBA Games Played vs. Games Above .500

Feb 13th, 2016 · See how the Warriors are on pace for a historic season with data from ~100k NBA games

Movies We Watched in 2015

Jan 17th, 2016 · Interactive visualizations of box office data to see when and which movies we watched in 2015

Performance of Stock Pick Lists for 2015

Jan 3rd, 2016 · Would you have beat the market if you followed the picks of Forbes, Barrons, MarketWatch or others?

Golden State Warriors and NBA Team Comparison(through 20 games)

Dec 2nd, 2015 · The Warriors have won their first 20 games. How dominant have they been and how do their stats stack up?

Interactive Equivalent Latitude Map

Nov 9th, 2015 · Drag and zoom world maps to see how latitude of various cities compare. Rome is North of Denver?

S&P 500 Clusters and Dendrogram

Oct 25th, 2015 · A dendrogram of S&P components built using return data. How well does it align with sectors and industries?

DataComb: An interface for combing through tabular datasets

June 21st, 2015 · Notes and a demo of an interactive visualization using NBA player data

Better Ruby on Rails and Heroku Performance

Aug 22nd, 2014 · A few simple and cost effective ways to speed up your Ruby on Rails application

Open-high-low-close(OHLC) Charts with D3.js

July 7th, 2014 · A simple demonstration of stock OHLC charts written in CoffeeScript and D3.js

K-means Clustering and Visualization

Apr 22nd, 2014 · Implementation and visualization of k-means clustering algorithm

How Centrally Located are U.S. State Capitals?

Apr 16th, 2014 · State capitals mapped out against population and geographic centers

NCAA Tournament Seed and Probability of Advancing

Mar 18th, 2014 · How much does seed correlate with March Madness success?

Drought and Historical Rainfall in California

Mar 7th, 2014 · An interactive visualization of the drought in California compared to previous years

Sochi Winter Olympics Medals by Country and Sport

Feb 23rd, 2014 · A visualization that maps medals won in each sport to countries

A Geometric Proof of the Pythagorean Theorem in D3.js

Feb 11th, 2014 · a² + b² = d3? An interactive and animated proof

Another Year, Another Blog Design

Feb 10th, 2014 · This is the third time I've reworked my blog in as many years. This time it's gonna last.

Terminal Crash Course and Reference Sheet

Jan 13th, 2013 · A survival guide for the Unix shell