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SIGIR
2009
ACM
16 years 1 months ago
Detecting spammers and content promoters in online video social networks
A number of online video social networks, out of which YouTube is the most popular, provides features that allow users to post a video as a response to a discussion topic. These f...
Fabrício Benevenuto, Tiago Rodrigues, Virg&...
SIGIR
2009
ACM
16 years 1 months ago
An aspectual interface for supporting complex search tasks
With the increasing importance of search systems on the web, there is a continuing push to design interfaces which are a better match with the kinds of real-world tasks in which u...
Robert Villa, Iván Cantador, Hideo Joho, Jo...
SIGMETRICS
2009
ACM
131views Hardware» more  SIGMETRICS 2009»
16 years 1 months ago
Modeling channel popularity dynamics in a large IPTV system
Understanding the channel popularity or content popularity is an important step in the workload characterization for modern information distribution systems (e.g., World Wide Web,...
Tongqing Qiu, Zihui Ge, Seungjoon Lee, Jia Wang, Q...
SOUPS
2009
ACM
16 years 1 months ago
Balancing usability and security in a video CAPTCHA
We present a technique for using content-based video labeling as a CAPTCHA task. Our CAPTCHAs are generated from YouTube videos, which contain labels (tags) supplied by the person...
Kurt Alfred Kluever, Richard Zanibbi
SOUPS
2009
ACM
16 years 1 months ago
How users use access control
Existing technologies for file sharing differ widely in the granularity of control they give users over who can access their data; achieving finer-grained control generally requ...
Diana K. Smetters, Nathan Good
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