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» Splitting NP-Complete Sets
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VLDB
2003
ACM
147views Database» more  VLDB 2003»
15 years 12 months ago
RE-tree: an efficient index structure for regular expressions
Due to their expressive power, Regular Expressions (REs) are quickly becoming an integral part of language specifications for several important application scenarios. Many of thes...
Chee Yong Chan, Minos N. Garofalakis, Rajeev Rasto...
VLDB
2007
ACM
164views Database» more  VLDB 2007»
15 years 12 months ago
A new intrusion detection system using support vector machines and hierarchical clustering
Whenever an intrusion occurs, the security and value of a computer system is compromised. Network-based attacks make it difficult for legitimate users to access various network ser...
Latifur Khan, Mamoun Awad, Bhavani M. Thuraisingha...
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SIGMOD
2009
ACM
258views Database» more  SIGMOD 2009»
15 years 12 months ago
Continuous obstructed nearest neighbor queries in spatial databases
In this paper, we study a novel form of continuous nearest neighbor queries in the presence of obstacles, namely continuous obstructed nearest neighbor (CONN) search. It considers...
Yunjun Gao, Baihua Zheng
CISS
2007
IEEE
15 years 6 months ago
Coherent Optical CDMA with low MAI
Abstract. Spectrally phase-coded optical code division multiple access (OCDMA), demodulated with phase and polarization diversity devices, exhibits high spectral efficiency and low...
A. Brinton Cooper, Jacob B. Khurgin, Shuangmei Xu,...
INFOCOM
2007
IEEE
15 years 6 months ago
Two-Tier Load Balancing in OSPF Wireless Back-Hauls
Abstract— High-speed wireless communication technology (e.g. WiMAX) makes it feasible and cost-effective to build wireless back-hauls for Internet access. Compared to wired count...
Xiaowen Zhang, Hao Zhu