Sciweavers

2616 search results - page 496 / 524
» Energy scalable system design
Sort
View
JSAC
2008
125views more  JSAC 2008»
13 years 9 months ago
Optimal Competitive Algorithms for Opportunistic Spectrum Access
We consider opportunistic spectrum access (OSA) strategies for a transmitter in a multichannel wireless system, where a channel may or may not be available and the transmitter must...
Nicholas B. Chang, Mingyan Liu
RTAS
2011
IEEE
13 years 22 days ago
ARCH: Practical Channel Hopping for Reliable Home-Area Sensor Networks
Abstract—Home area networks (HANs) promise to enable sophisticated home automation applications such as smart energy usage and assisted living. However, recent empirical study of...
Mo Sha, Gregory Hackmann, Chenyang Lu
WECWIS
2003
IEEE
205views ECommerce» more  WECWIS 2003»
14 years 2 months ago
Beyond "web of trust": Enabling P2P E-commerce
The huge success of eBay has proven the demand for customer-to-customer (C2C) electronic commerce. eBay is a centralized infrastructure with all its scalability problems (network ...
Anwitaman Datta, Manfred Hauswirth, Karl Aberer
WWW
2004
ACM
14 years 9 months ago
Web-scale information extraction in knowitall: (preliminary results)
Manually querying search engines in order to accumulate a large body of factual information is a tedious, error-prone process of piecemeal search. Search engines retrieve and rank...
Oren Etzioni, Michael J. Cafarella, Doug Downey, S...
SIGMOD
2001
ACM
118views Database» more  SIGMOD 2001»
14 years 9 months ago
Proxy-Server Architectures for OLAP
Data warehouses have been successfully employed for assisting decision making by offering a global view of the enterprise data and providing mechanisms for On-Line Analytical proc...
Panos Kalnis, Dimitris Papadias