data science & engineering at teralytics - eth...
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Mobile Network Data Analytics: Data Science & Engineering at TeralyticsDocument Classification: Public
Nan ZhongData Scientist@Teralytics
Mobile Network Data AnalyticsData Science & Engineering at Teralytics
Mobile Network Data Analytics: Data Science & Engineering at TeralyticsDocument Classification: Public
Agenda
● Teralytics
● Mobile Network Data Analytics
● Case Study
● Singapore
Mobile Network Data Analytics: Data Science & Engineering at TeralyticsDocument Classification: Public
Teralytics in Numbers
● Age: < 3
● Team: ~40
● Offices: 3
● Events/day: > 100 billion
● Population: > 100 million
Mobile Network Data Analytics: Data Science & Engineering at TeralyticsDocument Classification: Public
Teralytics Location Analytics PlatformPhones as Probes
Data Analytics Insights
Mobile Network Data Analytics: Data Science & Engineering at TeralyticsDocument Classification: Public
Teralytics Products
Visitor Statistics for POIs Flow of Population MOT Occupancy & Monitor
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Privacy, Privacy and Privacy
● Respect privacy foremost
● Comply with strictest laws
● Data never leaves the security zone
● Real time anonymization
● Provide analytics as aggregated as possible
- Paul D Wade, Flickr
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Mobile Network Data
● Pervasive
● Available*
● Micro/Macro
● Active/Passive
- MIT Technology Review
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Applications
● Density
● Migration
● Demographics
● Traffic
- Dynamic population mapping using mobile phone data- The Connected States of America: Quantifying Social Radii of Influence
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Data Generation
● Communication between Mobile Phone &
Mobile Network
● Events E(ID, time, location, type, context*)
○ User Driven
■ Call, SMS, Internet, Power On/Off
○ Network Driven
■ Authentication, Mobility
● Localisation
○ Cell, Sector, LMU, Triangulation
○ Bayesian Inference
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User Driven Events
● Call Detail Records (CDR)
○ T_start, T_end, Type, SrcID*, DstID*
○ You CAN’T read the text!
○ You CAN’T rebuild the
communication graph!
● Internet
○ T_start, T_end*, Type, Website*, ID
○ You DON’T see the URL!
- Urban Sensing Using Mobile Phone Network Data
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Network Driven Events
● Authentification
● Mobility Management
○ Location Updates
○ Handovers
- Urban Sensing Using Mobile Phone Network Data
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Localisation
● Cell ~ 500m
● Sector ~ 300m
● Timing Advance ~ 150m
● Location Measurement Unit
○ Triangulation
○ Distance, angle
- Urban Sensing Using Mobile Phone Network Data
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Statistical Modelling
● Propagation Model
- Social Event Detection in Massive Mobile Phone Data Using Probabilistic Location Inference
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Data Acquisition
- Ericsson, Positioning with LTE- JDSU, NSD
1508.12.14Teralytics Analytics PlatformConfidential
Extrapolation
Active Subscribers Subscriber Base Whole population
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Outdoor POI
● Filtering & Extrapolation
● Time & Count
○ Exponential Distribution
○ Gamma Distribution
○ GMM
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Singapore - Smart Nation
● Access to Data
○ Privacy
○ Ambition
● Opportunities
○ MIT SMART, ETH Future City
○ IBM, SAP
○ Teralytics :)
● Fit
○ Culture, language, food
- Social Event Detection in Massive Mobile Phone Data Using Probabilistic Location Inference
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Q & A
Teralytics is always on the lookout for talents!
Thanks Martin and David!
Contact:Zurich - [email protected]
Singapore - [email protected]