Why Data is becoming a competitive advantage in all verticals. Introduction to Data Science given to ESCP Europe Master 2 in Feb 15'. Martin DANIEL - @martindaniel4

1. Introduction to Data Science
MS - ESCP Europe - 14/02/15
Martin Daniel
@martindaniel4Source : www.d3js.org

2. Entrepreneurship
Media solutions
Head of Data Science
Founder (100 m texts processed)
Lecturer 1 week - data science Bootcamp
Founder
Organizer d3js / Data For Good
2010
2011
2015
Martin Daniel
@martindaniel4

3. Martin Daniel
@martindaniel4
&
Source : http://www.mercialfred.com/infographie-sms-dechiffres.html

4. Data is « eating the world »
trifacta.com, 2013
Martin Daniel
@martindaniel4Source : www.trifacta.com

5. Martin Daniel
@martindaniel4Source : www.raremaps.com
Matthew Fontaine Maury
1806 - 1873

6. More Data
Better AlgorithmsMore users
Better Service
Martin Daniel
@martindaniel4
Data Startups Virtuous Cycle

7. Martin Daniel
@martindaniel4
E-commerce Healthcare Travel Sports Government

8. Martin Daniel
@martindaniel4
Percentage of proprietary statin prescribing by CCG, UK
NHS, prescribinganalytics.com, 2011 - 2012
> 200 million £ saving / year
# Healthcare

9. Martin Daniel
@martindaniel4
Google Flu Tracker vs CDC Official Report
Google.org, 2011 - 2012
t(Google) = t(CDC) - 2 weeks
# Healthcare
Source : www.google.org/flutrends/

10. Martin Daniel
@martindaniel4
Uber e-hailing map in NYC
uberdata, June 2013
# Travel
t(Uber) < t(Taxi)
Source : http://blog.uber.com/tag/uberdata/

11. « Machine Learning is the field of study that
gives computers the ability to learn without
being explicitly programmed. »
Arthur Samuel, 1959
Martin Daniel
@martindaniel4

12. Martin Daniel
@martindaniel4
More Data Beats Usually Better Algorithms
Banko & Brill, Microsoft Research, 2001
e.g : Choose between {to, two, too}
For breakfast I ate __ eggs
Source : Michele Banko , Eric Brill, Scaling to Very Very Large Corpora for Natural Language Disambiguation (2001)

13. Rank

14. Dans quel ordre afficher des
produits dans une liste ?
Martin Daniel
@martindaniel4Source : fifty-five.com

15. Taux de clic par position et par liste
juin 2013
• Liste = Carrefour d’audience
• Merchandising manuel ou générique
• Problématique large, tous secteurs
Source : fifty-five.com
Martin Daniel
@martindaniel4

16. Taux d’ajout au panier cumulés robes 1 / robes 2
3S – nov 2013 – fev. 2014
Taux de passage cumulés robes 1 / robes 2
3S – nov 2013 – fev. 2014
Source : fifty-five.com
Martin Daniel
@martindaniel4

17. Search Analytics
Martin Daniel
@martindaniel4

18. Détecter automatiquement
les requêtes mal
catégorisées.
Martin Daniel
@martindaniel4

19. « Husky »
{freq: 15,
aff: 0.4,
cat: abc,
res: 10,
loc: 1,
typo:Quoi
Etc..}
Modélisation
Ok
Quoi > Qui
Qui > Quoi
Logs Processing Visualisation
Martin Daniel
@martindaniel4
Training
Training
Production

20. New Marketing Skills
Strategy Data
Marketing
Martin Daniel
@martindaniel4

21. • Learn to code !
• 9-week coding bootcamp
• 1-week data science Kit
Martin Daniel
@martindaniel4

22. Merci !
Martin Daniel
@martindaniel4