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» Adaptive Selectivity Estimation Using Query Feedback
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TSP
2008
115views more  TSP 2008»
13 years 8 months ago
Sinusoidal Modeling and Adaptive Channel Prediction in Mobile OFDM Systems
We propose a wireless fading channel prediction algorithm for a pilot-symbol aided Orthogonal Frequency Division Multiplexing (OFDM) system. Assuming a doubly selective (time and ...
Ian C. Wong, Brian L. Evans
ADBIS
2006
Springer
182views Database» more  ADBIS 2006»
14 years 2 months ago
A Middleware-Based Approach to Database Caching
Database caching supports declarative query processing close to the application. Using a full-fledged DBMS as cache manager, it enables the evaluation of specific project-select-...
Andreas Bühmann, Theo Härder, Christian ...
TROB
2002
244views more  TROB 2002»
13 years 8 months ago
Distributed surveillance and reconnaissance using multiple autonomous ATVs: CyberScout
The objective of the CyberScout project is to develop an autonomous surveillance and reconnaissance system using a network of all-terrain vehicles. In this paper, we focus on two f...
Mahesh Saptharishi, C. Spence Oliver, Christopher ...
MM
2009
ACM
177views Multimedia» more  MM 2009»
14 years 3 months ago
Transfer non-metric measures into metric for similarity search
Similarity search is widely used in multimedia retrieval systems to find the most similar ones for a given object. Some similarity measures, however, are not metric, leading to e...
Danzhou Liu, Kien A. Hua
GECCO
2009
Springer
109views Optimization» more  GECCO 2009»
14 years 1 months ago
A genetic algorithm for learning significant phrase patterns in radiology reports
Radiologists disagree with each other over the characteristics and features of what constitutes a normal mammogram and the terminology to use in the associated radiology report. R...
Robert M. Patton, Thomas E. Potok, Barbara G. Beck...