Data Analyst: il top player che tutti desiderano in azienda
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Transcript of Data Analyst: il top player che tutti desiderano in azienda
Azzurra RagoneData Driven Innovation Summit 2016
DATA SCIENTIST: il top player che tutti desiderano in azienda
Azzurra RagoneData Driven Innovation Summit 2016
Azzurra Ragone Università di Milano Bicocca
https://it.linkedin.com/in/azzurraragone@azzurraragone
Azzurra RagoneData Driven Innovation Summit 2016
“Levare il superfluo dalla materia per ridurre a forma di corpo che nella idea dello artefice è disegnata".(Vasari)
Azzurra RagoneData Driven Innovation Summit 2016
The McKinsey Global Institute predicted that by 2018 the U.S. could face a shortage of 1.5 million peoplewho know how to leverage data analysis to make effective decisions
Azzurra RagoneData Driven Innovation Summit 2016
The first steps on your path to professional data viz
Azzurra RagoneData Driven Innovation Summit 2016
Data Career Paths
Degree coursesEngineeringStatisticsMathematics
...
Data Science MastersMix of computer science, statistics, sociology, economic
Online ResourcesMassive Open Online Courses (MOOC)Tutorials
Azzurra RagoneData Driven Innovation Summit 2016
Data Scientist key competences
Machine LearningProgramming languages Math, Stats
Azzurra RagoneData Driven Innovation Summit 2016
Same mission in the company
To glean insight from the massive pool of data available
Azzurra RagoneData Driven Innovation Summit 2016
Where Data Analytics ends and Data Science begins...
Azzurra RagoneData Driven Innovation Summit 2016
Data Analysts focus on visualizations describing and summarizing the past
Azzurra RagoneData Driven Innovation Summit 2016
Data Scientists manipulate data and create models to improve the future (predictive models)
Azzurra RagoneData Driven Innovation Summit 2016
Data scientist?
Thomson Nguyen - CEO and Co-founder of Framed Data
Azzurra RagoneData Driven Innovation Summit 2016
“ Academic curiosity is a desire to go beneath the surface and distill a problem into a very clear set of hypotheses that can be tested [...] look at the available data sets and sources to figure out an experiment or a model that solves one of the company’s problems.Thomson Nguyen
Azzurra RagoneData Driven Innovation Summit 2016
“Skills to work with Big Data” Source: “Creating Value through Open Data” - EU commission - 2015
Azzurra RagoneData Driven Innovation Summit 2016
Data Specialist team
Data Scientist
Data Analyst
Data Engineer
Azzurra RagoneData Driven Innovation Summit 2016
The Indexable Web graph
Billions of nodes, trillions of edges
Source: Wired
Azzurra RagoneData Driven Innovation Summit 2016
The Facebook graph
1B of nodes (users), 200B of edges(friendships)
Azzurra RagoneData Driven Innovation Summit 2016
Recommender Systems
Matrix with:Millions of usersMillions of itemsBillions of ratings
Azzurra RagoneData Driven Innovation Summit 2016
Personalized Information Access
▪ Help the user in finding the information they might be interested in
▪ Consider their preferences/past behaviour
▪ Filter irrelevant information
Azzurra RagoneData Driven Innovation Summit 2016
Explanation
Transparency Validity
TrustworthinessEffectiveness
Efficiency
SatisfactionRelevance
Persuasiveness
Comprehensibility
Education
Azzurra RagoneData Driven Innovation Summit 2016
Accuracy
Diversity
Novelty
Serendipity
Cross-domain
Azzurra RagoneData Driven Innovation Summit 2016
The Linked Open Data Cloud
Web 3.0
Source: (http://lod-cloud.net/)
Azzurra RagoneData Driven Innovation Summit 2016
“ If I had to express my views about the digital future – that of Europe or indeed, of the whole world - I could do it with one word: data.
Andrus Ansip, Vice-President Digital Single Market
Azzurra RagoneData Driven Innovation Summit 2016
Thanks!!Any questions?You can find me at [email protected]