Sports analytics II

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# Sports analytics II
### GEOG 30793
### May 29, 2019

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## Today's agenda

* "Big data" and streaming data

* Analytics in basketball

* Case study: NBA shot charts

* Player movement analytics and "heat mapping"

* Case study: tennis analytics with heat maps

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## "Big data"

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## "Big data"

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## Big data and the cloud

.footnote[Source: [BSD Magazine](https://bsdmag.org/neybsd_aws/)]

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## Streaming data

.footnote[Source: [InfoWorld](https://www.infoworld.com/article/2948952/big-data/streaming-analytics-enter-the-fast-lane.html)]

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## In-game tracking

.footnote[Source: [BBC](http://www.bbc.com/news/business-40636746)]

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## In-game tracking

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## Analytics in basketball

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## Analytics in basketball

* Adam Silver, NBA commissioner ([source](http://knowledge.wharton.upenn.edu/article/nbas-adam-silver-analytics-transforming-basketball/)):

> Analytics are part and parcel of virtually everything we do now.

* Applications: in-game analytics, scouting, rest analytics, business analytics

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## Analytics in basketball

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## Analytics in basketball

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## Discussion: analytics in basketball

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## Analytics in basketball: the "hot hand"

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## Case study: basketball shot charts

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## Application programming interfaces (APIs)

* API (general definition): the way in which you can access a particular software application programmatically

* __Data API__: interface that allows you to access data programmatically
    * Often: requests are made via URL; interact with data via URL parameters

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## The NBA stats API

* (Largely) undocumented interface to the NBA's stats catalog

* Example URL (Karl-Anthony Towns): <http://stats.nba.com/stats/playergamelog/?PlayerId=1626157
&Season=2018-19&SeasonType=Regular+Season&LeagueId=00>

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## Basketball shot charts

.footnote[Source: ESPN.com/Grantland/Kirk Goldsberry]

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## Applications of shot charts

* [Video: The Mapmakers Who Are Using Data to Transform the NBA](https://www.wired.com/2014/11/nba-mapmakers/)

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## Player movement analytics

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## Player movement analytics

.footnote[Source: [James Curley, UT Austin](http://curleylab.psych.columbia.edu/nba.html)]

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## "Heat" maps

.footnote[Source: [Technical.ly](https://technical.ly/philly/2012/11/20/philadelphia-police-gis-new-system-crime-tracking/)]

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## Player "heat" maps

.footnote[Source: [Daily Mail](http://www.dailymail.co.uk/sport/football/premier-league/fixtures.html#s2017-m919164)]

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## Case study: Game tracking and tennis analytics

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## Tennis analytics

.footnote[[Analytics examples from Hawkeye](https://www.hawkeyeinnovations.com/sports/tennis)]

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## Tennis analytics

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## Summary discussion: the value of analytics in sports

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## Next up: Sports data visualization and sports data journalism

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