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SIGMOD
2008
ACM
189views Database» more  SIGMOD 2008»
16 years 6 months ago
Dynamic anonymization: accurate statistical analysis with privacy preservation
A statistical database (StatDB) retrieves only aggregate results, as opposed to individual tuples. This paper investigates the construction of a privacy preserving StatDB that can...
Xiaokui Xiao, Yufei Tao
CIKM
2009
Springer
16 years 1 months ago
Exploiting bidirectional links: making spamming detection easier
Previous anti-spamming algorithms based on link structure suffer from either the weakness of the page value metric or the vagueness of the seed selection. In this paper, we propos...
Yan Zhang, Qiancheng Jiang, Lei Zhang, Yizhen Zhu
SIGIR
2004
ACM
15 years 12 months ago
A study of methods for normalizing user ratings in collaborative filtering
The goal of collaborative filtering is to make recommendations for a test user by utilizing the rating information of users who share interests similar to the test user. Because r...
Rong Jin, Luo Si
CIKM
2008
Springer
15 years 8 months ago
Non-local evidence for expert finding
The task addressed in this paper, finding experts in an enterprise setting, has gained in importance and interest over the past few years. Commonly, this task is approached as an ...
Krisztian Balog, Maarten de Rijke
CLEF
2009
Springer
15 years 7 months ago
Where in the Wikipedia Is That Answer? The XLDB at the GikiCLEF 2009 Task
GikiCLEF focused on the evaluation of the reasoning capabilities of systems to provide right answers for geographically-challenging topics. As we did not have previous experience ...
Nuno Cardoso, David Batista, Francisco J. Ló...