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GIS
2004
ACM
16 years 7 months ago
Supporting spatial aggregation in sensor network databases
Sensor networks are unattended deeply distributed systems whose schema can be conceptualized using the relational model. Aggregation queries on the data sampled at each ode are th...
Mehdi Sharifzadeh, Cyrus Shahabi
DAC
2006
ACM
16 years 7 months ago
Timing-driven Steiner trees are (practically) free
Traditionally, rectilinear Steiner minimum trees (RSMT) are widely used for routing estimation in design optimizations like floorplanning and physical synthesis. Since it optimize...
Charles J. Alpert, Andrew B. Kahng, Cliff C. N. Sz...
WWW
2009
ACM
16 years 7 months ago
Matchbox: large scale online bayesian recommendations
We present a probabilistic model for generating personalised recommendations of items to users of a web service. The Matchbox system makes use of content information in the form o...
David H. Stern, Ralf Herbrich, Thore Graepel
WWW
2008
ACM
16 years 7 months ago
Keysurf: a character controlled browser for people with physical disabilities
For many users with a physical or motor disability, using a computer mouse or other pointing device to navigate the web is cumbersome or impossible due to problems with pointing a...
Leo Spalteholz, Kin Fun Li, Nigel Livingston, Foad...
VLDB
2006
ACM
171views Database» more  VLDB 2006»
16 years 7 months ago
Grid-partition index: a hybrid method for nearest-neighbor queries in wireless location-based services
Abstract Traditional nearest-neighbor (NN) search is based on two basic indexing approaches: object-based indexing and solution-based indexing. The former is constructed based on t...
Baihua Zheng, Jianliang Xu, Wang-Chien Lee, Dik Lu...