Sciweavers

251 search results - page 31 / 51
» Reducing the Knowledge Tracing Space
Sort
View
AAAI
1998
13 years 9 months ago
Using Arc Weights to Improve Iterative Repair
One of the surprising findings from the study of CNF satisfiability in the 1990's has been the success of iterative repair techniques, and in particular of weighted iterative...
John Thornton, Abdul Sattar
ESWS
2011
Springer
12 years 11 months ago
Optimizing Query Shortcuts in RDF Databases
The emergence of the Semantic Web has led to the creation of large semantic knowledge bases, often in the form of RDF databases. Improving the performance of RDF databases necessit...
Vicky Dritsou, Panos Constantopoulos, Antonios Del...
TWC
2008
154views more  TWC 2008»
13 years 7 months ago
Threshold Selection for SNR-based Selective Digital Relaying in Cooperative Wireless Networks
This paper studies selective relaying schemes based on signal-to-noise-ratio (SNR) to minimize the end-to-end (e2e) bit error rate (BER) in cooperative digital relaying systems usi...
Furuzan Atay Onat, Abdulkareem Adinoyi, Yijia Fan,...
ICDE
2009
IEEE
223views Database» more  ICDE 2009»
14 years 9 months ago
Another Outlier Bites the Dust: Computing Meaningful Aggregates in Sensor Networks
Abstract-- Recent work has demonstrated that readings provided by commodity sensor nodes are often of poor quality. In order to provide a valuable sensory infrastructure for monito...
Antonios Deligiannakis, Yannis Kotidis, Vasilis Va...
CSCW
2006
ACM
14 years 1 months ago
Improving network efficiency in real-time groupware with general message compression
Groupware communicates by sending messages across the network, and groupware programmers use a variety of formats for these messages, such as XML, plain text, or serialized object...
Carl Gutwin, Christopher Fedak, Mark Watson, Jeff ...