Sciweavers

4273 search results - page 588 / 855
» Improving proactive information systems
Sort
View
HICSS
2009
IEEE
108views Biometrics» more  HICSS 2009»
16 years 2 months ago
Approximate Dynamic Programming in Knowledge Discovery for Rapid Response
One knowledge discovery problem in the rapid response setting is the cost of learning which patterns are indicative of a threat. This typically involves a detailed follow-through,...
Peter Frazier, Warren B. Powell, Savas Dayanik, Pa...
ICC
2009
IEEE
168views Communications» more  ICC 2009»
16 years 2 months ago
Degrees of Freedom of Cooperative MIMO in Cellular Networks
— In cellular networks, relays and/or mobiles can cooperate to improve the overall system performance. For example, once the transmission from a base station with multiple antenn...
Si-Hyeon Lee, Sae-Young Chung
ICC
2009
IEEE
118views Communications» more  ICC 2009»
16 years 2 months ago
On Uplink Network MIMO under a Constrained Backhaul and Imperfect Channel Knowledge
Abstract— It is known that next generation mobile comunications systems will most likely employ multi-cell signal processing often referred to as network MIMO - in order to impro...
Patrick Marsch, Gerhard Fettweis
ICDAR
2009
IEEE
16 years 2 months ago
Robust Recognition of Documents by Fusing Results of Word Clusters
The word error rate of any optical character recognition system (OCR) is usually substantially below its component or character error rate. This is especially true of Indic langua...
Venkat Rasagna, Anand Kumar 0002, C. V. Jawahar, R...
WEBI
2009
Springer
16 years 1 months ago
From "Dango" to "Japanese Cakes": Query Reformulation Models and Patterns
Understanding query reformulation patterns is a key step towards next generation web search engines: it can help improving users’ web-search experience by predicting their inten...
Paolo Boldi, Francesco Bonchi, Carlos Castillo, Se...