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GIS
2008
ACM
16 years 5 months ago
Should SDBMS support a join index?: a case study from CrimeStat
Given a spatial crime data warehouse, that is updated infrequently and a set of operations O as well as constraints of storage and update overheads, the index type selection probl...
Pradeep Mohan, Ronald E. Wilson, Shashi Shekhar, B...
ICFP
2003
ACM
16 years 4 months ago
Software is discrete mathematics
A three-year study collected information bearing on the question of whether studying mathematics improves programming skills. An analysis of the data revealed significant differen...
Rex L. Page
MOBISYS
2008
ACM
16 years 3 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...
MOBISYS
2007
ACM
16 years 3 months ago
Vehicular opportunistic communication under the microscope
We consider the problem of providing vehicular Internet access using roadside 802.11 access points. We build on previous work in this area [18, 8, 5, 11] with an extensive experim...
David Hadaller, Srinivasan Keshav, Tim Brecht, Shu...
MOBISYS
2004
ACM
16 years 3 months ago
Mimic: Raw Activity Shipping for File Synchronization in Mobile File Systems
In this paper, we consider the problem of file synchronization when a mobile host shares files with a backbone file server in a network file system. Several diff schemes have been...
Tae-Young Chang, Aravind Velayutham, Raghupathy Si...