DataScience Lab, 13 мая 2017 Data Sciences и Big Data в Телекоме Александр Саенко (Software Engineer at SoftServe/CISCO) Александр расскажет о некоторых интересных примерах использования Big Data и Data Science в Телекоме: оптимизация сотовой сети, улучшение клиентского опыта, модели прогнозирования местоположения мобильных устройств, предотвращения оттока абонентов, обнаружение фрода и других. Рассмотрит основные современные подходы к их решению на основе алгоритмов машинного обучения. Все материалы доступны по ссылке: http://datascience.in.ua/report2017

1. Big Data & Data Science in
Telecom
Oleksandr Saienko, PhD
alsaienko81@gmail.com

2. Big Data & Data Science in Telecom
Source: Palmer, Shelly. Data Science for the C-Suite. New York: Digital Living Press, 2015

3. Big Data & Data Science in Telecom
• Cisco Forecasts 49 Exabytes per Month of Mobile Data Traffic by 2021
http://www.cisco.com/c/en/us/solutions/collateral/service-provider/visual-networking-index-vni/mobile-white-paper-
c11-520862.html
Source: Cisco VNI Mobile, 2017

4. Big Data & Data Science in Telecom
• Mobile standart generation

5. Big Data & Data Science in Telecom
• Global Mobile Devices and Connections by 2G, 3G, and 4G+
Source: Cisco VNI Mobile, 2017
http://www.cisco.com/c/en/us/solutions/collateral/service-provider/visual-networking-index-vni/mobile-white-paper-

6. Big Data & Data Science in Telecom
Source: http://www.telecomasia.net/content/big-money-big-data

7. Big Data & Data Science in Telecom
• Key Big Data Use Cases for Telecom
Source: Telecoms.com Intelligence Industry Survey, 2014
Benefits & Use Case for big data for Telcos

8. Big Data & Data Science in Telecom
Source: Telecoms.com Intelligence Industry Survey, 2014
Benefits & Use Case for big data for Telcos

9. Big Data & Data Science in Telecom
• Basic Mobile Network Architecture
MSC GMSC PSTN
InternetSGSN GGSN
BSC
RNC
Base station subsystem Core network
HLR, VLR,
EIR, etc…
DPI

10. Big Data & Data Science in Telecom

11. Big Data & Data Science in Telecom
• Data Sources
CRM Network data
Subscriber
Data
Billing
Records
CDR
Product
Related Data
Customer Behaviour
Click Stream
Online chat
Sensor Data
Social Media
System Operations
Server Logs
Call Detail Records
Merchant Listings
Signaling Logs
Protocol Logs

12. Big Data & Data Science in Telecom
Network visualisation and analytics

13. Big Data & Data Science in Telecom
• Network Planning

14. Network Planning & Optimisation
• Ideal Real


15. Big Data & Data Science in Telecom
• BTS Coverage prediction
Path Loss prediction model
BS
coordinates,
Height of
the antenna
Power of
TRX,
Antenna
pattern,
tilt, el-tilt
azimuth
Path Loss Matrix
SUM

16. Big Data & Data Science in Telecom
• Path Loss
Prediction
Models
Source: A Survey of Wireless Path Loss Prediction and Coverage Mapping Methods
https://www.researchgate.net/publication/260670861_A_Survey_of_Wireless_Path_Loss_Prediction_and_Coverage_Mapping_Methods

17. Big Data & Data Science in Telecom
ANN
PL model N
PL model 1
PL model 2
• Path Loss Prediction Models with ANN

18. Big Data & Data Science in Telecom
• RSSI: predicted and real

19. Big Data & Data Science in Telecom
• Signal fast fading and slow fading

20. Big Data & Data Science in
Telecom
• Radio Planning tool
20

21. Big Data & Data Science in
Telecom
• Measurement Results
21

22. Big Data & Data Science in Telecom
TxPa - ?
Azimuth -?
Tilt - ?
El Tilt - ?
…

23. Big Data & Data Science in Telecom
• Network coverage

24. Big Data & Data Science in Telecom
• Set cover problem
• It is one of Karp's
21 NP-complete
problems (shown
to be NP-
complete in 1972)

25. Big Data & Data Science in Telecom
• Genetic-Algorithm
https://www.researchgate.net/figure/257420602_fig1_Fig-1-Diagram-representing-the-NSGA-II-Multi-Objective-Genetic-
Algorithm

26. Big Data & Data Science in Telecom
• Searching optimal network configuration

27. Big Data & Data Science in Telecom
• Coverage prediction error impact

28. Big Data & Data Science in Telecom
• Co-cannel and adj-cannel interference
C/I

29. Network Planning & Optimisation
• Ideal Real


30. Big Data & Data Science in Telecom

31. Big Data & Data Science in Telecom

32. Big Data & Data Science in Telecom
• Graph vertex colouring problem
2
4
1
3
5
6 7
2
4
1
3
5
6 7
Graph Colouring

33. Big Data & Data Science in Telecom
модель
данные
парамет
ры
Сбор и
обработка
данных
Изменение
параметров
сети
Модель
Оптимизации
Параметров

34. Big Data & Data Science in Telecom
• SON
https://cognitiveradiosec.wordpress.com/2017/01/28/artificial-intelligence-as-an-enabler-for-cognitive-self-organizing-future-networks/

35. Big Data & Data Science in Telecom
Dynamic load balancing

36. Big Data & Data Science in Telecom
Dynamic interference reduction

37. AI algorithms for SON
Source: Artificial Intelligence as an Enabler for Cognitive Self-Organizing Future Networks
https://arxiv.org/pdf/1702.02823.pdf

38. Customer experience management
Source: http://business.vesti-ukr.com/107060-ukraincy-aktivnee-zhalujutsja-na-kachestvo-mobilnoj-

39. Big Data & Data Science in Telecom
• End to End Quality measurement

40. Big Data & Data Science in Telecom
RSCPEc/No

41. Big Data & Data Science in Telecom
• OpenCellID http://opencellid.org/

42. Customer experience management
• CEM

43. Customer experience management

44. Big Data & Data Science in Telecom
• Data manning from CDR (Call Detail Records)
Customer
• Segment (Student, )
• Demographics
• Sex, Age Group, etc
• Tenure
• Rate plan
• Credit Rating
...
Classification:
Regression
Naive bayes
classifier
Decision Trees
Random Forests
...
Call Detail Records

45. Big Data & Data Science in Telecom
• mobility prediction - determining of a mobile terminal (MT)’s future
location
EVENT_PARAM_SOURCE_CONF
EVENT_PARAM_C_ID_SERV_HSDSCH_CELL
EVENT_PARAM_IMSI
EVENT_PARAM_SOURCE_CONNECTION_PROPERTIES
EVENT_PARAM_PROPAGATION_DELAY
EVENT_PARAM_SCRAMBLING_CODE_CELL_1
EVENT_PARAM_SCRAMBLING_CODE_CELL_2
EVENT_PARAM_SCRAMBLING_CODE_CELL_3
EVENT_PARAM_SCRAMBLING_CODE_CELL_4
EVENT_PARAM_CPICH_EC_NO_CELL_1
EVENT_PARAM_CPICH_EC_NO_CELL_2
EVENT_PARAM_CPICH_EC_NO_CELL_3
EVENT_PARAM_CPICH_EC_NO_CELL_4
EVENT_PARAM_RSCP_CELL_1
EVENT_PARAM_RSCP_CELL_2
EVENT_PARAM_RSCP_CELL_3
EVENT_PARAM_RSCP_CELL_4

46. Big Data & Data Science in Telecom
• Dataset Downloads
GeoLife GPS Trajectories (a 4-year trajectories generated by 178 users)
T-Drive Taxi Trajectories (a 1-week GPS trajectories generated by
10,000+ taxis)
Source: http://research.microsoft.com/en-us/projects/lbsn/

47. Big Data & Data Science in
Telecom
•Thanks!
•Q & A
47