An Inside Look at GeoJSON Ballparks

I've spent the last 5+ years trying to map every professional ballpark in the world. I've failed but that's OK.

Transcript

1. James Fee - October 14, 2020 GeoJSON Ballparks When a simple twitter question sparks a passion for mapping
2. Baseball?
3. Baseball? A soccer football fan’s introduction to America’s pastime • Possibly derived from Rounders or Cricket • First recorded games occurred by 1845 in NYC • Professional baseball started in 1876 and eventually became the MLB which governs baseball today • San Francisco Giants have won 11,194 games since founding in 1883.
4. Playing Baseball • Two teams • 9 innings • 3 outs/team each inning • Pitcher/Batter • Fielders • Hit/Out • Rounding bases
5. Baseball Data
6. Statistics Baseball is a fountain of data for analysis • Sabermetrics - empirical analysis of baseball statistics • Retrosheet - computerizing the box score of every major league baseball game ever played • Chadwick Baseball Bureau - Clean baseball data • Moneyball -
7. Ballparks as GeoJSON
8. Map Every Professional Baseball Ballpark
9. Right? • License (ODC-By) • Github • These aren’t POIs Why Not OSM?
10. Innocent Question Twitter as a Idea Factory
11. Mapping Every Professional Ballpark If only it was easy • Requirements to map ballpark • Professional baseball team • Find the stadium • Map lat/long of home plate
12. Hardest Problem? Google is no help • Finding a stadium • Teams don’t always play in the same stadium year after year • Address for team is usually an office building • Stadium names are vague • Imagery is usually poor outside of NA/EU/AUS/JPN/Korea • Wikipedia - but….
13. Sherlock Searching for a stadium with no info • Google Images • Social Media • Exif • Old fashioned panning Google Earth and feeling lucky
18. X
19. Getting Involved
20. GeoJSON Ballparks - https://github.com/cageyjames/GeoJSON-Ballparks Chadwick - https://github.com/chadwickbureau R baseball - https://baseballwithr.wordpress.com Retrosheet - https://www.retrosheet.org
21. james@fee.fm James Fee Twitter - @jamesmfee https://www.spatiallyadjusted.com Github - @cageyjames