data and journalism
TRANSCRIPT
Lutz Finger �
Blog : LutzFinger.com linkedin.com/in/lutzfinger
www.facebook.com/lutz.finger
@LutzFinger
Why this Hype?�
Source: WikiBon & Google Trends – Apr. 2013
Google Searches for “big data”
1) MORE Data - “big data” �2) Better Technology�
30+ Petabytes of user- generated Data
75 Million events Per day
4TB = 11 million PDF of images in 24 HOURS
Definition – 5 V’s of “big Data” �Volume Variety Velocity
Value
Data at Scale (TB, PB,… )
Data in many Forms (Structured, Unstructured, ..)
Speed (Streaming, Real Time, Near Time, ..)
Uncertainty (imprecise, not always up-to-date ..)
Veracity
small as in… �
0% 10% 20% 30% 40% 50% 60% 70%
BoosPng financial performance
CompePng more effecPvely
Holding on to customers
Seizing market opportuniPes
Survey from C-‐Level by The Economist Intelligence Unit -‐ 2013
INFLUENCER = EXPERT�
• Opinion leaders (Katz 1955) • Influentials (Merton 1968) • Law of the Few (Gladwell 2000)
The Reality: Influence is Homophily �
Source: Kevin Lewisa, Marco Gonzaleza and Jason Kaufman (2012): PNAS Vol 109, no 1
• 4 years • 1001 Students on Facebook • traditional Self-reported Data • How did taste Spread
Influence is
often overestimated.
It needs: • Reach
• Readiness • Topic
Dependence
REACH is the KNOWN Game�
• Aja Dior M.? • AP News?
Aja Dior M. omgg, my aunt tiffany who work for whitney houston just found whitney houston dead in the tub. such ashamed & sad :(
45 min
Political Prediction�
1. Santorum 2. Romney (-8 votes) 3. Paul (-3.000 votes)
Kirsten Long & Rachel Van Dongen, PoliPco, Dec 12
But they are hard to identify�
Silent Influencer @Al_AGW
Social Friend @JamesMTitus
Knowledge Lajello
Max. every Sunday
Timing is Everything�
Source: Google Trends
Max. every Monday Min. every Saturday
Search Frequ
ency
Search Frequ
ency
What are the SEARCH terms?
“Job” Max. every Saturday
News of the World�
Indicated desire to
switch 1%
Former NOTW
subscribers 4%
Daily star on Sunday
15%
Daily Mail 22%
Sunday Mirror 26%
Sun On Sunday
8%
Sunday Herald 2%
Sunday Time 7%
The Observer 2% Sunday Star
2%
Sunday Sport Standard 2%
Star on Sunday 9%
General / Misc 5%
To Which Sunday Paper? Ready to Switch?
95% no info on switching
Timeframe: Jul 2011
10th June 2011: 2.6 million readers had to look for a new SUNDAY paper
Study by Fisheye AnalyPcs