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What HunchLab Is….

What HunchLab Is…. IS a new way to:. Look at crime density changes. Get notified about them. Get more information. NOT a way to understand Igor. Police Captain as Data Server. A Pin Map. A Visualization Solution Becomes a Problem. 1.5 million incidents per year.

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What HunchLab Is….

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  1. What HunchLab Is…. IS a new way to: • Look at crime density changes • Get notified about them • Get more information NOT a way to understand Igor

  2. Police Captain as Data Server

  3. A Pin Map

  4. A Visualization Solution Becomes a Problem • 1.5 million incidents per year • Around 40 crime classifications • Approximately 6900 sworn officers

  5. A Classic Problem – The “Data Tornado” By Golly Toto, it’s a twister!

  6. Where Do They Clump? From http://data.baltimoresun.com/crime/anne_arundel/accident-person-injured/?mode=heat (not HunchLab)

  7. What We Really Want to Know – How are the Densities CHANGING? ? Crimes 8/23/2008 – 8/30/2008 Crimes 8/16/2008 – 8/22/2008

  8. How Do We Figure out Density Change? • Take an area or *many* areas to evaluate • Use statistics to compare historical norms to current densities • But… how? • Call crimes balls in a bag.

  9. That’s Right, Balls In a Bag That’s Right, Balls in a Bag A bag has 20 black balls and 80 white balls. Choose 5 at random. What is the chance of getting 3 black balls? Vary number of balls chosen and you get a Hypergeometric Distribution

  10. Crimes -> Balls -> Probabilities Crimes è Balls è Probabilities

  11. Lather, Rinse, Repeat Lather, Rinse, Repeat

  12. Enter HunchLab

  13. Using HunchLab - Notification Hmmmm…

  14. Using HunchLab – Results Viewing

  15. Using HunchLab – Graphing Sixteen you say? By Jove!

  16. Using HunchLab – Drill Down 7001 Bridgeport Wy W? Of Course!

  17. Using HunchLab – Hunch Creation Our villain is probably active here too! Let’s check…

  18. Using HunchLab – Mass Hunch Creation

  19. Using HunchLab – Search You’ve been working hard Watson…

  20. Future… Thanks to Andy Warhol

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