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CIKM
2005
Springer
15 years 5 months ago
Towards estimating the number of distinct value combinations for a set of attributes
Accurately and efficiently estimating the number of distinct values for some attribute(s) or sets of attributes in a data set is of critical importance to many database operation...
Xiaohui Yu, Calisto Zuzarte, Kenneth C. Sevcik
SPAA
2004
ACM
15 years 5 months ago
Lower bounds for graph embeddings and combinatorial preconditioners
Given a general graph G, a fundamental problem is to find a spanning tree H that best approximates G by some measure. Often this measure is some combination of the congestion and...
Gary L. Miller, Peter C. Richter
TKDE
2011
168views more  TKDE 2011»
14 years 6 months ago
On Computing Farthest Dominated Locations
—In reality, spatial objects (e.g., hotels) not only have spatial locations but also have quality attributes (e.g., price, star). An object p is said to dominate another one p , ...
Hua Lu, Man Lung Yiu
106
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SIGITE
2004
ACM
15 years 5 months ago
The use of MUPPETS in an introductory java programming course
“The Multi-User Programming Pedagogy for Enhancing Traditional Study” (MUPPETS) system has been under development at RIT for the last three years. This multi-user environment ...
Kevin J. Bierre, Andrew M. Phelps
IPSN
2010
Springer
15 years 3 months ago
Practical modeling and prediction of radio coverage of indoor sensor networks
The robust operation of many sensor network applications depends on deploying relays to ensure wireless coverage. Radio mapping aims to predict network coverage based on a small n...
Octav Chipara, Gregory Hackmann, Chenyang Lu, Will...