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SIGMOD
2000
ACM
158views Database» more  SIGMOD 2000»
14 years 1 months ago
NiagaraCQ: A Scalable Continuous Query System for Internet Databases
Continuous queries are persistent queries that allow users to receive new results when they become available. While continuous query systems can transform a passive web into an ac...
Jianjun Chen, David J. DeWitt, Feng Tian, Yuan Wan...
STOC
2000
ACM
156views Algorithms» more  STOC 2000»
14 years 1 months ago
Near optimal multiple alignment within a band in polynomial time
Multiple sequence alignment is a fundamental problem in computational biology. Because of its notorious difficulties, aligning sequences within a constant band (c-diagonal) is a ...
Ming Li, Bin Ma, Lusheng Wang
SIGMOD
1999
ACM
99views Database» more  SIGMOD 1999»
14 years 1 months ago
Belief Reasoning in MLS Deductive Databases
It is envisaged that the application of the multilevel security (MLS) scheme will enhance exibility and e ectiveness of authorization policies in shared enterprise databases and w...
Hasan M. Jamil
DBPL
1999
Springer
109views Database» more  DBPL 1999»
14 years 1 months ago
Expressing Topological Connectivity of Spatial Databases
We consider two-dimensional spatial databases defined in terms of polynomial inequalities and focus on the potential of programming languages for such databases to express queries...
Floris Geerts, Bart Kuijpers
RTAS
1999
IEEE
14 years 1 months ago
On Quality of Service Optimization with Discrete QoS Options
We present a QoS management framework that enables us to quantitatively measure QoS, and to analytically plan and allocate resources. In this model, end users' quality prefer...
Chen Lee, John P. Lehoczky, Ragunathan Rajkumar, D...
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