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KDD
2006
ACM
172views Data Mining» more  KDD 2006»
14 years 7 months ago
Attack detection in time series for recommender systems
Recent research has identified significant vulnerabilities in recommender systems. Shilling attacks, in which attackers introduce biased ratings in order to influence future recom...
Sheng Zhang, Amit Chakrabarti, James Ford, Fillia ...
PPOPP
2011
ACM
12 years 10 months ago
Compact data structure and scalable algorithms for the sparse grid technique
The sparse grid discretization technique enables a compressed representation of higher-dimensional functions. In its original form, it relies heavily on recursion and complex data...
Alin Florindor Murarasu, Josef Weidendorfer, Gerri...
ICDCS
2002
IEEE
14 years 10 days ago
Key Trees and the Security of Interval Multicast
A key tree is a distributed data structure of security keys that can be used by a group of users. In this paper, we describe how any user in the group can use the different keys i...
Mohamed G. Gouda, Chin-Tser Huang, E. N. Elnozahy
APNOMS
2006
Springer
13 years 11 months ago
A Proposal of Large-Scale Traffic Monitoring System Using Flow Concentrators
In a large-scale backbone networks, the traffic monitoring system needs to receive a large volume of flow records, so if a single central collecting process is used, it might not b...
Atsushi Kobayashi, Daisuke Matsubara, Shingo Kimur...
AICCSA
2008
IEEE
291views Hardware» more  AICCSA 2008»
13 years 9 months ago
A dynamic weighted data replication strategy in data grids
Data grids deal with a huge amount of data regularly. It is a fundamental challenge to ensure efficient accesses to such widely distributed data sets. Creating replicas to a suita...
Ruay-Shiung Chang, Hui-Ping Chang, Yun-Ting Wang