cs 376 final presentation
TRANSCRIPT
Francisco GuzmanJim Liu
June 12, 2013
The Effects of Surfacing Related Interests On Online User Profile
Follows
Research Area: Social Computing
> People form impressions of others !iven surprisin!ly little information.
> With the advent of social networks, impressions now frequently form online rather than in a face-to- face context.
> Interpersonal similarity in personal attributes has been shown to cause positive evaluation of others and likin! toward them.
Methodology
> Within-subjects study> Each participant sees the same 10 profiles of Prismatic users> 5 of the 10 profiles sorted by default, others use interest sort> Similarity scores were calculated in order to control for similarity
Quantitative Qualitative
make a decision on whether to follow
explain why you:
> followed a particular user
> did not follow a particular user
Results: quantitative
0
7.5
15.0
22.5
30.0
0 1 2 3 4 5 More
Freq
uenc
y
Bin
0
3.75
7.50
11.25
15.00
0 1 2 3 4 5 More
Freq
uenc
y
Bin
Follow Count (Default Sort)
Follow Count (Interest Sort)
N = 52Trials = 520
t-statistic: 2.06E-06
χ2: 21.59p < 0.001
Results: qualitative
Users confirmed that the ali!nment of interests was a bi! factor for them
1. Serendipity
2. Frequency of Use
3. Community around Individual
the mix of relevant articles with an element of surprise
active user and contributor
who and what they follow, as well as who follows them
Conclusion
Overall our results were quite tellin! with almost twice as many follows for the sorted interest case versus the default case.
> Both of these results seem to support the notion that surfacin! more interpersonal similarities between users leads to hi!her level of closeness throu!h follows or likes in an online settin!.
Quantitative Qualitative