La révolution Big Data, par Hadrien Baradel @ "Play with Data" event by Dolead x Google

DOLEAD & GOOGLE EVENT – JUL 2016WWW.DOLEAD.COM

Play with Data (1)Dolead & Google


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Good News : Our Brain’s memory capacity is 10 times larger than we thought


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Good News : Our Brain’s memory capacity is 10 times larger than we thought

Basically the whole Internet

SALK INSTITUTE - 20 January 2016


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Plan

Product Manager at Dolead

A short history of Big Data

How define Big Data

How we find value in data Hadrien Baradel

A short history of Big Data

How to define Big Data

How do we find value in data


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WHAT IS DATA ?

DATA = EVENT + CONTEXT

VALUE-DRIVING DATA = EVENT + CONTEXT + METRICS


A SHORT HISTORYof Big Data


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ALL BEGINS WITH INFORMATIONS AND LIBRARIES

300 BCE - 48 AD : Library of Alexandria is the world’s largest data storage center


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IS BIG DATA REALLY NEW?

« Information Explosion »

A term first used in 1941 (According to Oxford English Dictionary)


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ALL BEGINS WITH INFORMATIONS AND LIBRARIES

1944 - Fremont Rider speculates that Yale Library will contain 200 million books stored in 6’000 miles by 2040


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JUST MISSED SOMETHING

1991 - The Birth of Internet


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1989 «BIG DATA»

Early use of terms in magazine article by a ficton author Erik

Larson

Commenting on Advertisers’ use of data to target customers


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2010 Eric Schmidt

“Much data is now being created every two days, as was created from beginning of human civilization to

the year 2003“


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2015 : Information doubleMore data has been created in the past two years than in the

entire previous history of the human race


CHARACTERIZATIONof Big Data


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BIG DATA DEFINITION : THE V3s

Volume

Data quantity

Velocity

Data Speed

Variety

Data Types


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WHAT IS A ZETTABYTE

1 000 000 000 000

1 000 000 000 000

1 000 000 000 000

1 000 000 000 000

1 000 000 000 000

terabytes

gigabytes

petabytes

exabytes

zettabyte

1 Terabyte = 250 DVD


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HOW BIG IS BIG DATA ?Size of Total Data

Entreprise Managed Data

Entreprise Created Data

Source IDC


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HOW BIG IS BIG DATA ?

2010

10 Gigabytes

Today

500 Terabytes / day

Today

240 Terabytes / flight


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HOW FAST IS BIG DATA ?


Structured Data? An example

Before

Structured Data

Generated By companies

Updated every Month

SQL

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Unstructured data?

After

Unstructured Data

Generated By Users

Real Time

NoSQL

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THIS EXPLOSION OF DECENTRALISED DATA MEANS

2009 2010 2011 2012 2013 2014

Unstructured File-based Data Storage

Structured Block-based Data Storage

Before

Structured Data

Generated By companies

Updated every Month

SQL

Source IDC


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THIS EXPLOSION OF DECENTRALIZED DATA MEANS

2009 2010 2011 2012 2013 2014

Unstructured File-based Data Storage

Structured Block-based Data Storage

After

Unstructured Data

Generated By Users

Real Time

NoSQL

Source IDC


HOW DO WE FIND VALUEin Big Data


HOW IS IT GROWING ?

Data production will be 44 times greater in 2020 than it was in 2009

70% of data created by users, 80% hold by companies

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DATA FOR ORGANISATIONS AND BUSINESSES, YOU ALREADY HAVE DATA

Internalized Data


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External and Non-structured Data

Internalized Data


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Internalized Data

External structured Data


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Internalized Data

External structured Data

Data for organisations and businesses


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YOU HAVE A LOT OF DECISIONS TO MAKE

Marketing Channel

BudgetTargeting

New Product Development


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USING DATA IS GOOD FOR YOUR BUSINESS

64% of the companies that invest in “ analytics “ over performs on averaged the other ones (S&P 500)


HOW DO WE FIND VALUE IN DATADATA IS NOT GOAL


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How do we know that we made a great feature?

“ If you want to be a long-term sucess, built a great product ”

Sam Altman, Y Combinator


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How do we follow metrics? And how to be sure that all services have the same metrics?


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What is a key metric ? How to choose it ?


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What is a key metric ? How to choose it ?


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What we had before the new feature


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What get thought with the ability to apply keywords to a group


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And what we have learned

Opportunity Type < 1 w 1 2 3 4 5

Add Keywords 85.71% 42.86% 28.57% 28.57% 14.29 % 14.29 %

Feb 23rd;2016 - Apr 11th, 2016

Opportunity Type < 1 w 1 2 3 4 5

Add Adgrouping Keywords 88.24% 58.82% 47.06% 47.06% 41.18 % 35.29 %

Apr 13rd;2016 - Jun 18th, 2016


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TO CONCLUDE : A BIG DATA DEFINITION

Technology

Maximising computation power and algorithmic accuracy to gather analyse, link and compare large data sets


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Technology


Analysis

Identify patterns


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Technology


Analysis

Identify patterns

Mythology ?

Widespread belief that large data sets offer a higher form of intelligence and knowledge that can generate insights that were previously impossible, with the aura of truth, objectivity and accuracy



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Data & Analytics

La révolution Big Data, par Hadrien Baradel @ "Play with Data" event by Dolead x Google