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The Science of
             Managing Data Scientists
                           Kate Matsudaira




Tuesday, February 26, 13
Tuesday, February 26, 13
What are they
                           doing all day?



Tuesday, February 26, 13
Data science is different




                           http://data.whicdn.com/images/29273643/funny-science-news-experiments-memes-super-science_large.jpg

Tuesday, February 26, 13
Research doesn’t fit
                           the traditional SDLC




                                     image src:http://laurajul.dk/wp-content/uploads/2011/10/Screen-shot-2011-10-06-at-00.03.57.png

Tuesday, February 26, 13
Good help
        is hard to find
          (and keep)


                           image src: legoexpress.tumblr.com



Tuesday, February 26, 13
What are they
                           doing all day?



Tuesday, February 26, 13
Bring transparency




                                            image src: www.ideachampions.com

Tuesday, February 26, 13
Communication

                                           Logistics


                              Trust



Tuesday, February 26, 13
Tuesday, February 26, 13
Communication




Tuesday, February 26, 13
Do you speak the same language?




                              image src: abclang.livejournal.com

Tuesday, February 26, 13
What does it mean to be finished?




                           image source: ladywhodoesntlunch.blogspot.com

Tuesday, February 26, 13
Define
                           “quality”




                             image source: http://www.sodahead.com/fun/

Tuesday, February 26, 13
R
                                           Give them
                                           a lesson in
                               P


                                           semantics
                       What do precision
                       and recall mean?


Tuesday, February 26, 13
Before

                           Precision: 80%
                           Recall 25%




Tuesday, February 26, 13
After
                      For the top search terms* accessories appear
                      25% of the time on the first page.

                      For top search terms the head products are
                      present 90% of the time in the top 3 results,
                      98% of the time in the top5.
                 ✴    Top search terms are the 1000 most popular queries on our website
                      over the last 30 days.




Tuesday, February 26, 13
Measure with data that matters




                           image source: http://www.freepatentsonline.com/6971185-0-large.jpg
Tuesday, February 26, 13
This is a really hard
                                 problem.



Tuesday, February 26, 13
We know it is hard...




Tuesday, February 26, 13
We know it is hard...
                           but we don’t know
                             why it is hard.


Tuesday, February 26, 13
Use analogies
                            & examples




Tuesday, February 26, 13
Use analogies
                            & examples

                             The dandelion swayed in the gentle breeze like
                               an oscillating electric fan set on medium.




Tuesday, February 26, 13
Constructing model lineages for
                   products is really difficult.




Tuesday, February 26, 13
Macbook Pro                 Bravia
                                                     EX523 LCD




       Macbook
                              ?            Bravia
                                                        ?
                                         EX500 LCD




                                                       Bravia
                                                     EX620 LED
                           Macbook Air




                           Be specific
Tuesday, February 26, 13
Take it up a level



                                        We are
                                       building a
                                        lineage
                   Product Evolution


Tuesday, February 26, 13
Show
       before




                           image src: www.clarkgriswoldcollection.com

Tuesday, February 26, 13
Show
       before



                                 and
                                 after
                           image src: www.clarkgriswoldcollection.com

Tuesday, February 26, 13
Tuesday, February 26, 13
Logistics




Tuesday, February 26, 13
How do
           you create
           a sense of
            urgency?


                           image source: http://favim.com/image/503182/

Tuesday, February 26, 13
What are
      the reasons
       behind it?


                           image source: http://dailyfailcenter.com/sites/default/files/fail/explain-this-shit.jpg

Tuesday, February 26, 13
Deadlines in
      research?




Tuesday, February 26, 13
They don’t
         call it
       research
      for nothin’


                           image source: http://sausagetails.com/2012/07/

Tuesday, February 26, 13
You can’t predict the future




                              image source: maxseesmovies.blogspot.com
Tuesday, February 26, 13
Applying “agile” to R&D




                                     image source:http://mousebreath.com/wp-content/uploads/2011/08/funny-farmers.jpg
Tuesday, February 26, 13
Applying “agile” to R&D



                                                                                      Backlog of
                 Trips to Hawaii                                                     experiments




         That’s doesn’t
         sound agile....




                                     image source:http://mousebreath.com/wp-content/uploads/2011/08/funny-farmers.jpg
Tuesday, February 26, 13
Applying “agile” to R&D


                                   Regular Demos

                                                                                                    Backlog of
                 Trips to Hawaii                                                                   experiments




         That’s doesn’t
         sound agile....




                                                   image source:http://mousebreath.com/wp-content/uploads/2011/08/funny-farmers.jpg
Tuesday, February 26, 13
Applying “agile” to R&D


                                   Regular Demos              Defined workflow
                                                               with iterations
                                                                                                    Backlog of
                 Trips to Hawaii                                                                   experiments




         That’s doesn’t
         sound agile....




                                                   image source:http://mousebreath.com/wp-content/uploads/2011/08/funny-farmers.jpg
Tuesday, February 26, 13
No            Start Here
                           Collect
                            Data                                                   Ye
                                                   Do we have the                    s
                                                     right data?
                              Data
                                                                              No
                                                                                    Do we have the
                   Are we
                                                                                    infrastructure to
                finished or do                                Build it...
                                                                                       analyze the
                  we need
                                              Re                                          data?
                  more.....?                     s   ea
                                                        rch
                                                                                 Y es

                                     Get results                           Run experiments




Tuesday, February 26, 13
Experiments can take a while...




                                                                  
                                image source: www.wallpapermay.com

Tuesday, February 26, 13
Take tools out of the equation




                           image source: http://www.holesinyoursocks.com/2011/02/14/funny-monday-tool-love-happy-valentines-day/

Tuesday, February 26, 13
Focus on feeds and files




                           Image source: http://carcat.files.wordpress.com/2009/03/funny-pictures-cat-searches-for-a-file.jpg

Tuesday, February 26, 13
Format & storage standards
         /prices


                           /full

                                   /date=2012-07-01
                                                      price-obs.2012-07-01.csv.gz

                                   /date=2012-07-02

                           /inc
                                   /date=2012-07-01

                                                      2012-07-01T00-10-00.csv.gz


                                                      2012-07-01T00-20-00.csv.gz



Tuesday, February 26, 13
Where is your golden set?




                           image source: ads/2011/09/4bc2dd714ecb9eebb3a66d074638.jpeg

Tuesday, February 26, 13
Tuesday, February 26, 13
Trust




Tuesday, February 26, 13
What are they
                           doing all day?



Tuesday, February 26, 13
Building trust



                              image source: http://writealoud.com/funny-dinosaur-pictures/

Tuesday, February 26, 13
Their motivations




                                   image src: http://www.fredhoogervorst.com/oni.app/local/upload/03897400db.jpg

Tuesday, February 26, 13
Their motivations
                                                                                 Hard problems
                                                                                    to solve




                                   image src: http://www.fredhoogervorst.com/oni.app/local/upload/03897400db.jpg

Tuesday, February 26, 13
Their motivations
                                                                                         Hard problems
                                                                                            to solve




                               My work in the wild
                               serving customers



                                           image src: http://www.fredhoogervorst.com/oni.app/local/upload/03897400db.jpg

Tuesday, February 26, 13
Their motivations
                                                                                            Hard problems
                                                                                               to solve
    Recognition for a
     job well done




                    Being GOLD!
                                  My work in the wild
                                  serving customers



                                              image src: http://www.fredhoogervorst.com/oni.app/local/upload/03897400db.jpg

Tuesday, February 26, 13
Their motivations
                                                                                            Hard problems
                                                                                               to solve
    Recognition for a
     job well done




                                                                                   Open the door to
                                                                                     higher-ups


                    Being GOLD!
                                  My work in the wild
                                  serving customers



                                              image src: http://www.fredhoogervorst.com/oni.app/local/upload/03897400db.jpg

Tuesday, February 26, 13
Minimize
                                   time-to-ship



                           image source: : http://2smallerwheels.blogspot.com/2011/09/speedy-delivery.html

Tuesday, February 26, 13
Let them own the data




                             image source: http://www.cloudproviderusa.com/weekly-dose-of-humor-mo-data-mo-problems/

Tuesday, February 26, 13
Let me write a program




                               image src: http://funnyfilez.funnypart.com/pictures/FunnyPart-com-geek_on_the_go.jpg

Tuesday, February 26, 13
Algorithms can’t solve
                        everything



Tuesday, February 26, 13
Algorithms can’t solve
                        everything
                           Even though we
                           wish they could!




Tuesday, February 26, 13
Manual data can be awesome




                           image source: http://www.funnyjunk.com/funny_pictures/4416618/LOOK+AT+DE+PUPPY/

Tuesday, February 26, 13
Can you do the
      impossible?



                           image source: anybody-want-a-peanut.blogspot.com

Tuesday, February 26, 13
Data
                                                                                       Miners
                                                                                       aren’t
                                                                                      magicians

                           image source: http://1.bp.blogspot.com/_zmT48r8jfbE/S1z4t5L7JxI/AAAAAAAAAJU/1vYZmc5lhBU/s400/steve-brooks-magician.jpg
Tuesday, February 26, 13
You CAN make failure look good




                           image source: http://fightthebees.com/wp-content/uploads/2011/11/cow-fail.jpg

Tuesday, February 26, 13
Your challenge:




Tuesday, February 26, 13
Your challenge:



                                 Should you choose
                                   to accept it....



Tuesday, February 26, 13
Your challenge:
               Take a difficult problem and
                transform it into a feature

                                 Should you choose
                                   to accept it....



Tuesday, February 26, 13
HARD: Value Estimation
                             1.7GHz dual-core
                                Intel Core i5    $300


                            256GB flash storage   $250


                             Intel HD Graphics   $100
                                    4000


                                8GB SDRAM        $200


                             Apple premium       $200




                            Estimated Value:     $1050

Tuesday, February 26, 13
EASIER: Comparing Products




Tuesday, February 26, 13
Think with your business hat




                                    image source: memegenerator.net
Tuesday, February 26, 13
How do you surface
                            ideas & insights?




                                 image source: http://static.someecards.com/someecards/usercards/1327680406361_4248272.png

Tuesday, February 26, 13
Show ‘em




                                      image source: neslihandurmusoglu.edublogs.org

Tuesday, February 26, 13
And
        show ‘em
          often


                           image source: http://www.social-science.co.uk/research/

Tuesday, February 26, 13
Negative results happen




                            image source: http://www.theofrak.com/2012/09/existential-star-wars.html
Tuesday, February 26, 13
The journey is the reward




                                    image source: failblog.org

Tuesday, February 26, 13
Tuesday, February 26, 13
Communication




Tuesday, February 26, 13
Communication

                                           Logistics




Tuesday, February 26, 13
Communication

                                           Logistics


                              Trust



Tuesday, February 26, 13
Questions
                           http://katemats.com
                                @katemats




Tuesday, February 26, 13
May the forces of evil
                                    get lost on the way to
                                       your doorstep.




                           Questions
                           http://katemats.com
                                @katemats




Tuesday, February 26, 13

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The Science of Managing Data Scientists

  • 1. The Science of Managing Data Scientists Kate Matsudaira Tuesday, February 26, 13
  • 3. What are they doing all day? Tuesday, February 26, 13
  • 4. Data science is different http://data.whicdn.com/images/29273643/funny-science-news-experiments-memes-super-science_large.jpg Tuesday, February 26, 13
  • 5. Research doesn’t fit the traditional SDLC image src:http://laurajul.dk/wp-content/uploads/2011/10/Screen-shot-2011-10-06-at-00.03.57.png Tuesday, February 26, 13
  • 6. Good help is hard to find (and keep) image src: legoexpress.tumblr.com Tuesday, February 26, 13
  • 7. What are they doing all day? Tuesday, February 26, 13
  • 8. Bring transparency image src: www.ideachampions.com Tuesday, February 26, 13
  • 9. Communication Logistics Trust Tuesday, February 26, 13
  • 12. Do you speak the same language? image src: abclang.livejournal.com Tuesday, February 26, 13
  • 13. What does it mean to be finished? image source: ladywhodoesntlunch.blogspot.com Tuesday, February 26, 13
  • 14. Define “quality” image source: http://www.sodahead.com/fun/ Tuesday, February 26, 13
  • 15. R Give them a lesson in P semantics What do precision and recall mean? Tuesday, February 26, 13
  • 16. Before Precision: 80% Recall 25% Tuesday, February 26, 13
  • 17. After For the top search terms* accessories appear 25% of the time on the first page. For top search terms the head products are present 90% of the time in the top 3 results, 98% of the time in the top5. ✴ Top search terms are the 1000 most popular queries on our website over the last 30 days. Tuesday, February 26, 13
  • 18. Measure with data that matters image source: http://www.freepatentsonline.com/6971185-0-large.jpg Tuesday, February 26, 13
  • 19. This is a really hard problem. Tuesday, February 26, 13
  • 20. We know it is hard... Tuesday, February 26, 13
  • 21. We know it is hard... but we don’t know why it is hard. Tuesday, February 26, 13
  • 22. Use analogies & examples Tuesday, February 26, 13
  • 23. Use analogies & examples The dandelion swayed in the gentle breeze like an oscillating electric fan set on medium. Tuesday, February 26, 13
  • 24. Constructing model lineages for products is really difficult. Tuesday, February 26, 13
  • 25. Macbook Pro Bravia EX523 LCD Macbook ? Bravia ? EX500 LCD Bravia EX620 LED Macbook Air Be specific Tuesday, February 26, 13
  • 26. Take it up a level We are building a lineage Product Evolution Tuesday, February 26, 13
  • 27. Show before image src: www.clarkgriswoldcollection.com Tuesday, February 26, 13
  • 28. Show before and after image src: www.clarkgriswoldcollection.com Tuesday, February 26, 13
  • 31. How do you create a sense of urgency? image source: http://favim.com/image/503182/ Tuesday, February 26, 13
  • 32. What are the reasons behind it? image source: http://dailyfailcenter.com/sites/default/files/fail/explain-this-shit.jpg Tuesday, February 26, 13
  • 33. Deadlines in research? Tuesday, February 26, 13
  • 34. They don’t call it research for nothin’ image source: http://sausagetails.com/2012/07/ Tuesday, February 26, 13
  • 35. You can’t predict the future image source: maxseesmovies.blogspot.com Tuesday, February 26, 13
  • 36. Applying “agile” to R&D image source:http://mousebreath.com/wp-content/uploads/2011/08/funny-farmers.jpg Tuesday, February 26, 13
  • 37. Applying “agile” to R&D Backlog of Trips to Hawaii experiments That’s doesn’t sound agile.... image source:http://mousebreath.com/wp-content/uploads/2011/08/funny-farmers.jpg Tuesday, February 26, 13
  • 38. Applying “agile” to R&D Regular Demos Backlog of Trips to Hawaii experiments That’s doesn’t sound agile.... image source:http://mousebreath.com/wp-content/uploads/2011/08/funny-farmers.jpg Tuesday, February 26, 13
  • 39. Applying “agile” to R&D Regular Demos Defined workflow with iterations Backlog of Trips to Hawaii experiments That’s doesn’t sound agile.... image source:http://mousebreath.com/wp-content/uploads/2011/08/funny-farmers.jpg Tuesday, February 26, 13
  • 40. No Start Here Collect Data Ye Do we have the s right data? Data No Do we have the Are we infrastructure to finished or do Build it... analyze the we need Re data? more.....? s ea rch Y es Get results Run experiments Tuesday, February 26, 13
  • 41. Experiments can take a while...   image source: www.wallpapermay.com Tuesday, February 26, 13
  • 42. Take tools out of the equation image source: http://www.holesinyoursocks.com/2011/02/14/funny-monday-tool-love-happy-valentines-day/ Tuesday, February 26, 13
  • 43. Focus on feeds and files Image source: http://carcat.files.wordpress.com/2009/03/funny-pictures-cat-searches-for-a-file.jpg Tuesday, February 26, 13
  • 44. Format & storage standards /prices /full /date=2012-07-01 price-obs.2012-07-01.csv.gz /date=2012-07-02 /inc /date=2012-07-01 2012-07-01T00-10-00.csv.gz 2012-07-01T00-20-00.csv.gz Tuesday, February 26, 13
  • 45. Where is your golden set? image source: ads/2011/09/4bc2dd714ecb9eebb3a66d074638.jpeg Tuesday, February 26, 13
  • 48. What are they doing all day? Tuesday, February 26, 13
  • 49. Building trust image source: http://writealoud.com/funny-dinosaur-pictures/ Tuesday, February 26, 13
  • 50. Their motivations image src: http://www.fredhoogervorst.com/oni.app/local/upload/03897400db.jpg Tuesday, February 26, 13
  • 51. Their motivations Hard problems to solve image src: http://www.fredhoogervorst.com/oni.app/local/upload/03897400db.jpg Tuesday, February 26, 13
  • 52. Their motivations Hard problems to solve My work in the wild serving customers image src: http://www.fredhoogervorst.com/oni.app/local/upload/03897400db.jpg Tuesday, February 26, 13
  • 53. Their motivations Hard problems to solve Recognition for a job well done Being GOLD! My work in the wild serving customers image src: http://www.fredhoogervorst.com/oni.app/local/upload/03897400db.jpg Tuesday, February 26, 13
  • 54. Their motivations Hard problems to solve Recognition for a job well done Open the door to higher-ups Being GOLD! My work in the wild serving customers image src: http://www.fredhoogervorst.com/oni.app/local/upload/03897400db.jpg Tuesday, February 26, 13
  • 55. Minimize time-to-ship image source: : http://2smallerwheels.blogspot.com/2011/09/speedy-delivery.html Tuesday, February 26, 13
  • 56. Let them own the data image source: http://www.cloudproviderusa.com/weekly-dose-of-humor-mo-data-mo-problems/ Tuesday, February 26, 13
  • 57. Let me write a program image src: http://funnyfilez.funnypart.com/pictures/FunnyPart-com-geek_on_the_go.jpg Tuesday, February 26, 13
  • 58. Algorithms can’t solve everything Tuesday, February 26, 13
  • 59. Algorithms can’t solve everything Even though we wish they could! Tuesday, February 26, 13
  • 60. Manual data can be awesome image source: http://www.funnyjunk.com/funny_pictures/4416618/LOOK+AT+DE+PUPPY/ Tuesday, February 26, 13
  • 61. Can you do the impossible? image source: anybody-want-a-peanut.blogspot.com Tuesday, February 26, 13
  • 62. Data Miners aren’t magicians image source: http://1.bp.blogspot.com/_zmT48r8jfbE/S1z4t5L7JxI/AAAAAAAAAJU/1vYZmc5lhBU/s400/steve-brooks-magician.jpg Tuesday, February 26, 13
  • 63. You CAN make failure look good image source: http://fightthebees.com/wp-content/uploads/2011/11/cow-fail.jpg Tuesday, February 26, 13
  • 65. Your challenge: Should you choose to accept it.... Tuesday, February 26, 13
  • 66. Your challenge: Take a difficult problem and transform it into a feature Should you choose to accept it.... Tuesday, February 26, 13
  • 67. HARD: Value Estimation 1.7GHz dual-core Intel Core i5 $300 256GB flash storage $250 Intel HD Graphics $100 4000 8GB SDRAM $200 Apple premium $200 Estimated Value: $1050 Tuesday, February 26, 13
  • 69. Think with your business hat image source: memegenerator.net Tuesday, February 26, 13
  • 70. How do you surface ideas & insights? image source: http://static.someecards.com/someecards/usercards/1327680406361_4248272.png Tuesday, February 26, 13
  • 71. Show ‘em image source: neslihandurmusoglu.edublogs.org Tuesday, February 26, 13
  • 72. And show ‘em often image source: http://www.social-science.co.uk/research/ Tuesday, February 26, 13
  • 73. Negative results happen image source: http://www.theofrak.com/2012/09/existential-star-wars.html Tuesday, February 26, 13
  • 74. The journey is the reward image source: failblog.org Tuesday, February 26, 13
  • 77. Communication Logistics Tuesday, February 26, 13
  • 78. Communication Logistics Trust Tuesday, February 26, 13
  • 79. Questions http://katemats.com @katemats Tuesday, February 26, 13
  • 80. May the forces of evil get lost on the way to your doorstep. Questions http://katemats.com @katemats Tuesday, February 26, 13