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123
Voted
EDBT
2006
ACM
16 years 3 months ago
2006
ACM
In authorization-transparent access control, users formulate their queries against the database schema rather than against authorization views that transform and hide data. The Tru...
132
Voted
EDBT
2006
ACM
16 years 3 months ago
2006
ACM
Current methods for selectivity estimation fall into two broad categories, synopsis-based and sampling-based. Synopsis-based methods, such as histograms, incur minimal overhead at ...
130
Voted
ICSE
2007
IEEE-ACM
16 years 3 months ago
2007
IEEE-ACM
Critical infrastructures like the power grid are emerging as collection of existing separated systems of different nature which are interconnected together. Their criticality becom...
158
Voted
PERCOM
2006
ACM
16 years 3 months ago
2006
ACM
In this paper we study the use of vehicles as sensors in a "vehicular sensor network," a new network paradigm that is critical for gathering valuable information in urba...
131
Voted
MOBISYS
2008
ACM
16 years 3 months ago
2008
ACM
Proactively providing services to mobile individuals is essential for emerging ubiquitous applications. The major challenge in providing users with proactive services lies in cont...