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» Generalized Dominators and Post-Dominators
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SIGMOD
2009
ACM
120views Database» more  SIGMOD 2009»
16 years 2 days ago
Kernel-based skyline cardinality estimation
The skyline of a d-dimensional dataset consists of all points not dominated by others. The incorporation of the skyline operator into practical database systems necessitates an ef...
Zhenjie Zhang, Yin Yang, Ruichu Cai, Dimitris Papa...
SIGMOD
2004
ACM
126views Database» more  SIGMOD 2004»
15 years 12 months ago
Indexing Spatio-Temporal Trajectories with Chebyshev Polynomials
In this paper, we attempt to approximate and index a ddimensional (d 1) spatio-temporal trajectory with a low order continuous polynomial. There are many possible ways to choose ...
Yuhan Cai, Raymond T. Ng
ICFP
2004
ACM
15 years 11 months ago
Slideshow: functional presentations
Among slide-presentation systems, the dominant application offers lly no abstraction capability. Slideshow, an extension of PLT Scheme, represents our effort over the last several...
Robert Bruce Findler, Matthew Flatt
MOBISYS
2008
ACM
15 years 11 months ago
Efficient channel-aware rate adaptation in dynamic environments
Increasingly, 802.11 devices are being used by mobile users. This results in very dynamic wireless channels that are difficult to use efficiently. Current rate selection algorithm...
Glenn Judd, Xiaohui Wang, Peter Steenkiste
MOBISYS
2004
ACM
15 years 11 months ago
Improving the Latency of 802.11 hand-offs using Neighbor Graphs
The 802.11 IEEE Standard has enabled low cost and effective wireless LAN services (WLAN). With the sales and deployment of WLAN based networks exploding, many people believe that ...
Minho Shin, Arunesh Mishra, William A. Arbaugh