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Digital Data Tips Tuesday #2 - A/B-testing: Lukas Vermeer - Booking.com

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Digital Data Tips Tuesday #2 - A/B-testing: Lukas Vermeer - Booking.com

  1. 1. More  Bandits   @lukasvermeer   The  World  Needs  
  2. 2. we  are  all  in  the  business  of  running   experiments     we  run  experiments,  because  we   need  to  know  that  what  we  do  is   good  for  our  business     our  most  important  KPI  is  how  many   successful  experiments  we  run  
  3. 3. MulC-­‐Armed  Bandits   geFng  the  most  out  of  your  experiments  
  4. 4. A/B  Test  (Epsilon  First)   the  gold  standard  for  (business)  experiments  
  5. 5. ExploraCon/ExploitaCon   experiments  cost  money  
  6. 6. Regret   minimizing  the  cost     of  your  experiments  
  7. 7. Greedy  Bandit   controlled  exploraCon  
  8. 8. Thompson  Bandit   exploit  as  much  as  you  dare  
  9. 9. Contextual  Bandits   far  beyond  basic  bandit  experiments  
  10. 10. Start  Now   maximize  experimentaCon  –  minimize  costs  
  11. 11. we  are  all  in  the  business  of  running   experiments     we  run  experiments,  because  we   need  to  know  that  what  we  do  is   good  for  our  business     our  most  important  KPI  is  how  many   successful  experiments  we  do  
  12. 12. More  Bandits   @lukasvermeer   The  World  Needs  

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