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KDD
2007
ACM
177views Data Mining» more  KDD 2007»
16 years 1 months ago
Mining optimal decision trees from itemset lattices
We present DL8, an exact algorithm for finding a decision tree that optimizes a ranking function under size, depth, accuracy and leaf constraints. Because the discovery of optimal...
Élisa Fromont, Siegfried Nijssen
110
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MOBISYS
2007
ACM
16 years 1 months ago
Improving mobile database access over wide-area networks without degrading consistency
We report on the design, implementation, and evaluation of a system called Cedar that enables mobile database access with good performance over low-bandwidth networks. This is acc...
Niraj Tolia, Mahadev Satyanarayanan, Adam Wolbach
SIGCOMM
2009
ACM
15 years 8 months ago
Virtual individual servers as privacy-preserving proxies for mobile devices
People increasingly generate content on their mobile devices and upload it to third-party services such as Facebook and Google Latitude for sharing and backup purposes. Although t...
Ramón Cáceres, Landon P. Cox, Harold...
MOBISYS
2010
ACM
15 years 3 months ago
Energy-efficient rate-adaptive GPS-based positioning for smartphones
Many emerging smartphone applications require position information to provide location-based or context-aware services. In these applications, GPS is often preferred over its alte...
Jeongyeup Paek, Joongheon Kim, Ramesh Govindan
WWW
2008
ACM
16 years 2 months ago
Efficient multi-keyword search over p2p web
Current search mechanisms of DHT-based P2P systems can well handle a single keyword search problem. Other than single keyword search, multi-keyword search is quite popular and use...
Hanhua Chen, Hai Jin, Jiliang Wang, Lei Chen 0002,...