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ECOOP
2009
Springer
16 years 6 months ago
Fine-Grained Access Control with Object-Sensitive Roles
Role-based access control (RBAC) is a common paradigm to ensure that users have sufficient rights to perform various system operations. In many cases though, traditional RBAC does ...
Jeffrey Fischer, Daniel Marino, Rupak Majumdar, To...
KDD
2008
ACM
209views Data Mining» more  KDD 2008»
16 years 6 months ago
Combinational collaborative filtering for personalized community recommendation
Rapid growth in the amount of data available on social networking sites has made information retrieval increasingly challenging for users. In this paper, we propose a collaborativ...
WenYen Chen, Dong Zhang, Edward Y. Chang
198
Voted
ICALP
2009
Springer
16 years 6 months ago
Rumor Spreading in Social Networks
Social networks are an interesting class of graphs likely to become of increasing importance in the future, not only theoretically, but also for its probable applications to ad hoc...
Flavio Chierichetti, Silvio Lattanzi, Alessandro P...
257
Voted
SIGMOD
2006
ACM
124views Database» more  SIGMOD 2006»
16 years 6 months ago
Redundancy and information leakage in fine-grained access control
The current SQL standard for access control is coarse grained, in that it grants access to all rows of a table or none. Fine-grained access control, which allows control of access...
Govind Kabra, Ravishankar Ramamurthy, S. Sudarshan
150
Voted
PODS
2006
ACM
134views Database» more  PODS 2006»
16 years 6 months ago
Approximate quantiles and the order of the stream
Recently, there has been an increased focus on modeling uncertainty by distributions. Suppose we wish to compute a function of a stream whose elements are samples drawn independen...
Sudipto Guha, Andrew McGregor