2838 search results - page 378 / 568 » Interactions in Online Education |
195
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CSCW
2012
ACM
14 years 2 months ago
2012
ACM
We have friends we consider very close and acquaintances we barely know. The social sciences use the term tie strength to denote this differential closeness with the people in our...
179
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KDD
2007
ACM
16 years 7 months ago
2007
ACM
It is often expensive to acquire data in real-world data mining applications. Most previous data mining and machine learning research, however, assumes that a fixed set of trainin...
186
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SDM
2009
SIAM
16 years 4 months ago
2009
SIAM
In this paper, we propose a privacy model that offers trajectory privacy to the requesters of Location-Based Services (LBSs), by utilizing an underlying network of user movement. ...
189
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CSCW
2010
ACM
16 years 4 months ago
2010
ACM
The defining characteristics of autism, including difficulty with nonverbal cues and need for structure, and the defining characteristics of computer-mediated communication (CMC),...
220
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SIGMOD
2009
ACM
16 years 2 months ago
2009
ACM
User generated content and social media (in the form of blogs, wikis, online video, microblogs, etc) are proliferating online. Grapevine conducts large scale data analysis on the ...