Big data, bigger practices
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Emanuela Zaccone
Working Capital Accelerator – Mentorship Program
Roma, 15 ottobre 2013
BIG DATA,
BIGGER PRACTICESTUTTO CIÒ CHE DOVRESTE SAPERE SUI BIG DATA
(PRIMA DI FONDARE UNA STARTUP IN QUEST’AMBITO)
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Cos’è big in «Big» Data?
+VERACITY, intesa come integrità dei dati
orientata al decision making
Volume
Velocity
Variety
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Big Data Market
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Big expectations?*
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*Fonte: Gartner, 2013 Emerging Technologies Hype Cycle, Agosto 2013
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Oltre la data analysis
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La Data Analysis è solo una parte del data workflow
Dati non strutturati vs. strutturati
Data engineers vs. Data scientists
Trends:
>Data viz
>Cloud computing
*Fonte: O’Reilly Strata
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Le trappole
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CONFIRMATION BIAS
IRRILEVANZA
CAUSA VS. CORRELAZIONE
SIGNIFICATIVITÀ STATISTICA
AZIONE VS. INTENZIONE
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5*Altri casi qui: http://bit.ly/BigDataPitfalls
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CASE STUDIES
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Case #1: TescoData driven retail
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Case #2: IBM Slam Tracker
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Case #3: Alcohol Analytics
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Case #4: Recorded FutureGoogle + CIA su server Amazon
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Case #5: Gatorade Mission Control
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SOCIAL MEDIA MONITORING
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Qu
an
tita
tiv
e
Growthmetrics
Engagement metrics
Qu
alit
ativ
e
Identities
Behaviours
Pre
dic
tiv
eA
na
lytic
s
Time seriesanalysis
User profiling
Machine Learning
Dagli Analytics 1.0 gli avanzati
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Persone, dati, comportamenti
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Italia2013: real time analysis framework
ITALIA2013
Volumi
Contenuti
Identitità
Strategie
>4M TWEETS
TECNOLOGIA
PROPRIETARIA:
STRUTTURA FLESSIBILE
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Analizzare le elezioni italiane
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Analizzare le elezioni italiane
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Analizzare le elezioni italiane
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Predittività ed elezioniNO ALLE PREDIZIONI
> Elezioni siciliane
> Primarie centro sinistra
SAMPLING BIAS
COMPORTAMENTI
IMPREVEDIBILI
DATI ONLINE INSUFFICIENTI
RICERCA DI PATTERNS e
MODELLI ADATTIVI
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Identificare gli influencers
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Studi di correlazione Tweets volume vs. TV audience
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Misurazione delle performance
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https://angel.co/aida-monitoring
http://twitter.com/AIDAmonitoring
https://www.facebook.com/AidaMonitor
http://bit.ly/AIDAgplus