1

INTERACTION: COLLABORATIONPresented by Chris Luce

2

TALK BEFORE YOU TYPE: COORDINATION IN WIKIPEDIA

What is the structure? How big is it and how much has it grown? How many people contribute? Have contributions changed over the years?

3

WIKIPEDIA

Evolution Administrative and Coordinating elements

Growing at a faster pace Becoming less anarchic More driven by policies and guidelines

“Talk” pages

4

COMPARING 2003 TO 2005

History Flow (“Abortion”)

5

COMPARING 2003 TO 2005

History Flow (“Chocolate”)

6

VANDALISM

Fast repair in 2003 First page protected in 2004 0.09% pages marked as protected in 2005 Light restriction on creation in 2006 Still fast repair in 2006

7

VANDALISM REPAIR COMPARISON

2003

2005

8

NAMESPACES

More than just encyclopedia articles Divided into 20 sections

9

NAMESPACES (GROWTH)

10

TALK PAGES (“GEORGE W. BUSH”)

11

TALK PAGES (STATISTICS/CONTENT)

12

CLASSIFICATION OF POSTS

Requests/suggestions for editing coordination Requests for information References to vandalism References to guidelines and policies References to internal resources Off-topic remarks Polls Requests for peer review Information boxes Images Other

13

RESULTS

Requests for coordination Most common kind of posting Over half of the contributions

Requests for information 1 in 10 posts Gain expert knowledge of specific topics Requests answered/supportive community

References to guidelines 7.9% activity Policies and guidelines actively used

References to internal resources 5.4% Importance to refer to existing content

14

CASUAL INFORMATION VISUALIZATION: DEPICTION OF DATA IN EVERYDAY LIFE

“Infovis is the use of computers to interactively amplify cognition, using visual representations”

(S. K. Card)

15

INFOVIS AT THE EDGES

Ambient Infovis Social Infovis Artistic Infovis Other Infovis Cases

16

AMBIENT INFOVIS

17

SOCIAL INFOVIS

18

ARTISTIC INFOVIS

19

OTHER INFOVIS EDGE CASES

20

CASUAL INFOVIS

User population Usage pattern Data type Insight

21

USER POPULATION AND USAGE PATTERN

Doesn’t require users to be analysts Modify small amount of attributes Brief exploration

22

DATA

Personal domain

23

INSIGHT

Analytic Awareness Social Reflective

24

CHALLENGES

Design Broader set of design goals Does not focus on episodes of work

Evaluation Less productivity focussed Multiple varieties of insights Casual usage patterns

25

REFERENCES Talk Before You Type: Coordination in Wikipedia Fernanda B. Viégas, Martin

Wattenberg, Jesse Kriss, Frank van Ham. HICSS-40, 2007. Zachary Pousman, John T. Stasko and Michael Mateas, "Casual Information

Visualization: Depictions of Data in Everyday Life", IEEE Transactions on Visualization and Computer Graphics, Vol. 13, No. 6, November/December 2007, pp. 1145-1152.