[Colloq] [professors] REMINDER (TODAY): Title: Online social interactions: a lens on humans and a world for humans | Chenhao Tan, Cornell University | 2/24/16 1-2pm 366WVH

[Lu Wang]

Just a kind reminder that the talk will start in 10 minutes...

Lu

On Wed, Feb 24, 2016 at 8:45 AM, Walker, Lashauna <la.walker at neu.edu> wrote:

> Talk Title: Online social interactions: a lens on humans and a world for
> humans
> Speaker: Chenhao Tan, Cornell University
> Date: 2/24/16    Time: 1-2pm  Location: 366 WVH
>
> Talk abstract:
> Online social interactions have become an integral part of people's lives,
> e.g., presidential candidates use Facebook and Twitter to engage with the
> public, programmers rely on Stackoverflow to write code, and various
> communities have been forming online. This unprecedented amount of social
> interaction offers tremendous opportunities to understand human behavior.
> Such an understanding can induce significant social impact, ranging from
> influencing election outcomes to better communication for everyone.
> My research leverages newly available massive datasets of social
> interactions to understand human behavior and predict human decisions.
> These results can be used to build or improve socio-technical systems. In
> this talk, I will explain my research at both micro and macro levels. At
> the micro level, I investigate the effect of wording in message sharing via
> natural experiments. I develop a classifier that outperforms humans in
> predicting which tweet will be retweeted more. At the macro level, I
> examine how users engage with multiple communities and find that,
> surprisingly, users continually explore new communities on Reddit.
> Moreover, their exploration patterns in their early "life'' can be used to
> predict whether they will eventually abandon Reddit. I will finish with
> some discussion of future research directions in understanding human
> behavior.
> Speaker Bio:
> Chenhao Tan is a Ph.D. Candidate in the Department of Computer Science at
> Cornell University. He earned Bachelor degrees in Computer Science and in
> Economics from Tsinghua University. His research spans a wide range of
> topics in social computing. He has published papers primarily at ACL and
> WWW, and also at KDD, WSDM, ICWSM, etc. His work has been covered by many
> news media outlets, such as the New York Times and the Washington Post. He
> also won a Facebook fellowship and a Yahoo! Key Scientific Challenges award.
>
>
>
> Thank You.
>
> LaShauna Walker
> Events and Administrative Specialist
> College of Computer and Information Science
> Northeastern University
> 617-373-2763
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>


-- 
Lu Wang
Assistant Professor
College of Computer and Information Science
Northeastern University
luwang at ccs.neu.edu
www.ccs.neu.edu/home/luwang