Telecom Analytics – by Arindam Guptaray. Few words about me... B. TECH FROM IIT KHARAGPUR. MBA...
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Transcript of Telecom Analytics – by Arindam Guptaray. Few words about me... B. TECH FROM IIT KHARAGPUR. MBA...
Few words about me . . .
• B. TECH FROM IIT KHARAGPUR.
• MBA (FINANCE) FROM UNIV. OF MINNESOTA, CARLSON SCHOOL.
• HAVE WORKED IN ANALYTICS FOR 10 + YEARS
• 7 YEARS OF TELECOM ANALYTICS WITH PROVIDERS LIKE:
• AIRTEL
• IDEA
• TELEFONICA
• ETISALAT
• HAVE WORKED IN SPEND ANALYTICS FOR 3 YEARS
Email: [email protected]: http://www.linkedin.com/in/agriit
Few words about You!. . .
• Name
• Background – Engineering, Arts, Commerce
• Work Experience
• Stream – Analytics, MBA
• Expectations from the program
• Expectations from this Class
Agenda
DATE TOPICS
21st Jan
• STUDENT INTRODUCTIONS
• ANALYTICS: WHAT DOES IT MEAN
• WHY TELECOM ANALYTICS
• DATA SOURCES FOR TELECOM ANALYTICS
• ASSIGNMENT (20 MARKS)
29th Jan• STUDENT PRESENTATIONS
• TELECOM FRAUD ANALYTICS
3rd Feb
• TELECOM CHURN ANALYTICS
• TELECOM CAMPAIGN ANALYTICS
• PROJECT (40 MARKS) (R, MATLAB, SAS, etc.)
What is Analytics . . .
What is Analytics . . .
“Not everything that can be counted counts, and not everything that counts can be counted.”
- Albert Einstein
“Analytics is like the Game of Bridge. You can learn the rules of Bridge from a text book but when you
are actually playing, it’s a totally different ball game.”
- Arindam Guptaray
• Analytics can be Deterministic or Probabilistic.
• In real life you will never get clean data.
• An analyst should be able to tell you something about your data that you don’t know.
• A great analyst will be able to answer the follow up question:
“So what?”
Must have skills in Analytics . . .
• ABILITY TO DREAM IN EXCEL
• TALK IN STATISTICS
• WALK IN POWER POINT
• KNOW HOW TO VISUALIZE THE DATA
• FALL IN LOVE WITH DATA WAREHOUSING, DATA MINING
• PLAY WITH DATA USING SQL, R, MATLAB
• THE MOST IMPORTANT SKILL => STRONG ANALYSIS
CAPABILITY
Why Telecom Analytics . . .
Why Telecom Analytics . . .
• COMPETITION
• AVAILABILITY OF INTERLINKED DATA SOURCES
• DEMANDING CUSTOMER
• GOVERNMENT REGULATIONS
• AVAILABILITY OF HARD-WARE FOR ANALYTICS
• HIGH VOLUME OF DATA MAKES IT SUITABLE TO USE STATISTICAL
CONCEPTS.
Why Telecom Analytics . . .
Post Paid Billing Process . . .
Pre Paid Billing Process . . .
Data Sources for Telecom Analytics . . .
• SWITCH CDR
• IN CDR
• RATED CDR (POSTPAID)
• SUBSCRIBERS INFORMATION (PREPAID, POSTPAID)
• SUBSCRIBER SERVICES
• RATE PLANS
• DIAL DIGIT LOOKUP
• TOWER LOCATIONS INFORMATION
• CRM DATABASES
• PAYMENT INFORMATION
Switch Call Data Record ( Switch CDR) . . .
• For every mobile transaction a record is generated in Switch. These are called
Switch Call Data Records or Switch Call Detail Records (CDR). The key fields of a
Switch CDR are:
• Called Number: The number receiving the Call.
• Calling Number: The number initiating the Call.
(A number is called MSIDN: Mobile Subscriber Integrated Services Digital
Network-Number)
• IMSI (International Mobile Subscriber Identity): The subscriber SIM card
number.
• IMEI (International Mobile Station Equipment Identity): The unique identifier for
your mobile phone.
• Cell ID: The unique ID of the cell tower transmitting the call.
• Call Status: Success, Failure, Missed.
• Call Time: The time of the call.
• Call Duration: Duration of the call.
IN Call Data Record ( IN CDR) . . .
• FOR EVERY PRE-PAID TRANSACTION A CDR IS GENERATED IN IN. THE
KEY FIELDS OF AN IN CDR ARE:
• CALLED NUMBER, CALLING NUMBER, DURATION, CALL TIME.
• RATE PLAN: THE RATE PLAN TO WHICH THE SUBSCRIBER BELONGS.
• CHARGE: AMOUNT CHARGED TO THE SUBSCRIBER.
• RECHARGE AMOUNT: AMOUNT RECHARGED.
• DEDICATED BALANCE: CAPTURES FREE TALK-TIME, SMSS, DATA
USAGE, ETC.
Rated Call Data Record ( Rated CDR) . . .
• ALL OF THE SWITCH POST PAID CDRS ARE PASSED TO A
RATING ENGINE WHERE THESE ARE RATED BASED ON
THE SUBSCRIBERS RATE PLAN.
• CALLED NUMBER, CALLING NUMBER, DURATION, CALL
TIME.
• RATE PLAN: THE RATE PLAN TO WHICH THE
SUBSCRIBER BELONGS.
• CHARGE: AMOUNT CHARGED TO THE SUBSCRIBER.
Subscriber Information . . .
• POSTPAID AND PREPAID SUBSCRIBERS ARE USUALLY STORED SEPARATELY.
THESE ARE THE KEY FIELDS.
• MSISDN
• IMSI
• FIRST USE DATE
• LAST USE DATE
• ACTIVE IN HLR (HOME LOCATION REGISTER)
• ACTIVATION DATE
• DEACTIVATION DATE
• ACCOUNT NUMBER
Subscriber Services . . .
CONTAINS THE SERVICES THAT SUBSCRIBERS SUBSCRIBE TO. FOR
EXAMPLE:
UNLIMITED OFF PEAK SMS
2 GB OF DATA USAGE
FREE ROAMING
INTERNATIONAL CALLING
THESE ARE THE KEY FIELDS:
MSISDN
IMSI
SERVICE NAME
ACTIVATION DATE OF THE SERVICE
DE-ACTIVATION DATE OF THE SERVICE
Rate Plans . . .
• THE RATE PLAN TABLE CONTAINS INFORMATION ABOUT A CALL WILL BE
CHARGED. THE KEY FIELDS ARE
• DIAL DIGIT CODE: DETERMINE THE TYPE OF THE CALL, DESTINATION
COUNTRY.
• CHARGES PER UNIT USAGE
• PROVIDER OF THE OTHER PARTY INVOLVED IN THE CALL
• TYPE OF HANDSET OF THE OTHER PARTY (LANDLINE, MOBILE)
• START TIME(HOUR) AND END TIME(HOUR) WHEN THE RATE IS
APPLICABLE.
Dial Digit Lookup
• The telecom provider needs to determine the following:
o Whether the call is a Local, STD or ISD call.
o Provider for the other party involved in the call.
• For countries where number portability is allowed there are services
available from where you can determine the provider. This is not a direct
data source. The key fields that are available in this table:
• Dial Digit Code
• Country of other party
• Provider of the other party
Cell Information . . .
INFORMATION ABOUT THE CELL TOWER USED FOR THE CALL. THE KEY FIELDS ARE:
• LATITUDE
• LONGITUDE
• COVERAGE RADIUS
Payment Information . . .
KEY FIELDS ARE:
• ACCOUNT NUMBER
• PAYMENT HISTORY
• PAYMENT TYPE (CASH, CHECK, CREDIT CARD, BANK ACCOUNT)
• PAYMENT DATE
• DUE DATE
• PAYMENT STATUS
CRM Database. . .
THE CRM DATABASE CONTAINS DEMOGRAPHIC, GEOGRAPHIC AND OTHER
FINANCIAL INFORMATION ABOUT THE CUSTOMER. SOME OF THE
ATTRIBUTES OF A CRM RECORD ARE:
ACCOUNT NUMBER
GENDER
DATE OF BIRTH
MONTHLY INCOME
WORK NUMBER
HOME NUMBER
ADDRESS
Assignment (20 marks) . . .
Analyze the sample phone bill and present the key observations. Slide 1: Overview
Tools UsedPreprocessingProblems EncounteredOverview of the analysis
Slide 2: Descriptive Analysis Time of the call: Peak, OffPeakData UsageSMS UsageCalled NumbersCalled DestinationsCost of calls, data usage.Type of Usage (Roaming, Local, International Roaming)etcSlide 3:Review the current plan to determine how well the plan is tailored for this person.
Assignment Cont (20 marks) . . .
Slide 4:Suggest a real (preferred, can be non Vodafone) plan that best suits this person. Or justify why the current plan is best by comparing with 3 other plans.
Slide 5:Try predicting the following with justification:- Gender- Approximate Age- Kind of phone- Any other information
Distribution of marks:Slide 1: 2 Slide 2,3,4 : 3Slide 5: 5 (will be on a curve)Overall Presentation: 4
You will need to make a 10 mins presentation. You will be penalized 2 marks per min if the presentation exceeds 12 mins or is less than 8 mins.
Sample Slides
TOP 20 SUPPLIERS BY SPEND (LAST 12 MONTHS)
WHAT IS THE NUMBER OF SUPPLIERS & % OF TOTAL IN EACH SPEND BUCKET (LAST 12 MONTHS)?
268
< $100K
218
$100K - $1M
% SPEND 1%11%
$ SPEND $10m$86m
# PARENT SUPPLIERS
> $5M
4
34%$271m
$2.5M - $5M
22
29%$234m
$1M - $5M
25%$201m
89
SUPPLIER ANALYSIS: TOP 20 SUPPLIERS
TOTAL
601
100%$803m
Deloitte And Touche (Partnership)Petroplan Ltd
Semco Maritime AsSørco As
Acona Group AsAvanteq Limited
Rigteam AsPetrolink
OljedirektoratetRc Consultants As
Dbi AilsaAibel As
Accenture GroupJohnson Controls Incorporated
Hewlett-Packard CompanyVital Forsikring As
S MacgloinNpc, Norwegian Petroleum Consultant
Fircroft LtdOrion Competentia As
$.00m $20.00m $40.00m $60.00m $80.00m $100.00m $120.00m $140.00m
$6.64m
$6.78m
$7.04m
$7.20m
$7.29m
$7.42m
$7.64m
$8.90m
$9.05m
$9.61m
$17.62m
$18.17m
$19.05m
$21.48m
$22.11m
$23.38m
$29.42m
$30.22m
$78.81m
$132.54m
MARKET SECTOR OVERVIEW
MARKET SECTOR 2012.Q1 2012.Q2 2012.Q3 2012.Q4
HUMAN RESOURCES AND PROFESSIONAL SERVICES $150.18m $124.83m $136.34m $148.61m
I.T. PRODUCTS & SERVICES $24.53m $30.26m $20.71m $18.32m
PROPERTY MANAGEMENT $16.57m $14.31m $19.77m $13.90m
ENVIRONMENTAL PRODUCTS AND SERVICES $12.55m $7.20m $9.63m $15.22m
FINANCE SERVICES $5.64m $7.58m $4.89m $4.94m
TRAVEL AND MEETING PRODUCTS AND SERVICES $2.64m $1.88m $2.29m $1.80m
COMPLIANCE PRODUCTS AND SERVICES $1.74m $1.97m $1.32m $1.37m
INDIRECT PROCUREMENT (UNMATCHED) $.45m $.42m $.44m $.36m
70%
12%
8%6%
3%
1%1%0.2%
Human Resources And Professional ServicesI.T. Products & ServicesProperty ManagementEnvironmental Products And ServicesFinance ServicesTravel And Meeting Products And ServicesCompliance Products And ServicesIndirect Procurement (Unmatched)
APPLICATION DEVELOPMENT & MANAGEMENT SERVICES
SOFTWARE
MANAGED NETWORK PRODUCTS & SERVICES (TELECOMMUNICATIONS)
MARKET SUB-SECTOR SECTOR DETAILS : I.T. PRODUCTS & SERVICES
INFORMATION TECHNOLOGY (UNMATCHED)
Hewlett-Packard
Company
Prosource
.It (U
k) Ltd
.
Viju Vest
As
International B
usiness
Machines C
orporation
Ementor .S
.$k
$1000k$2000k$3000k$4000k$5000k$6000k
2012.Q1 2012.Q2 2012.Q3 2012.Q4
Aveva Group Plc Tektonisk As Halliburton Company
Mods Management Sharecat Solutions Ltd.
$k
$500k
$1000k
$1500k
$2000k
2012.Q1 2012.Q2 2012.Q3 2012.Q4
Wipro Ltd
International B
usiness
Machines C
orporation
Infosys Te
chnologie
s Ltd.
Biznet S
olutions Ltd
Bicycle
Bv
$k$400k$800k
$1200k$1600k$2000k
2012.Q1 2012.Q2 2012.Q3 2012.Q4
Harris Caprock Tampnet As Telenor Deutsche Telekom Aktiengesellschaft
Vizada Networks As$k
$300k
$600k
$900k
$1200k
$1500k
$1800k
2012.Q1 2012.Q2 2012.Q3 2012.Q4