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SIGMOD
2009
ACM
258views Database» more  SIGMOD 2009»
14 years 7 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
IMC
2004
ACM
14 years 1 months ago
Robust synchronization of software clocks across the internet
Accurate, reliable timestamping which is also convenient and inexpensive is needed in many important areas including real-time network applications and network measurement. Recent...
Darryl Veitch, Satish Babu Korada, Attila Pá...
ISAAC
2003
Springer
141views Algorithms» more  ISAAC 2003»
14 years 22 days ago
Quasi-optimal Arithmetic for Quaternion Polynomials
Abstract. Fast algorithms for arithmetic on real or complex polynomials are wellknown and have proven to be not only asymptotically efficient but also very practical. Based on Fas...
Martin Ziegler
ICDE
2007
IEEE
178views Database» more  ICDE 2007»
14 years 9 months ago
Efficient Skyline Query Processing on Peer-to-Peer Networks
Skyline query has been gaining much interest in database research communities in recent years. Most existing studies focus mainly on centralized systems, and resolving the problem...
Shiyuan Wang, Beng Chin Ooi, Anthony K. H. Tung, L...
MOBISYS
2008
ACM
14 years 7 months ago
Symphony: synchronous two-phase rate and power control in 802.11 wlans
Adaptive transmit power control in 802.11 Wireless LANs (WLANs) on a per-link basis helps increase network capacity and improves battery life of Wifi-enabled mobile devices. Howev...
Kishore Ramachandran, Ravi Kokku, Honghai Zhang, M...