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DKE
2002
107views more  DKE 2002»
15 years 6 months ago
View selection using randomized search
An important issue in data warehouse development is the selection of a set of views to materialize in order to accelerate OLAP queries, given certain space and maintenance time co...
Panos Kalnis, Nikos Mamoulis, Dimitris Papadias
IJDAR
2000
121views more  IJDAR 2000»
15 years 6 months ago
A method for restoration of low-resolution document images
Image restoration using resolution expansion is important in many areas of image processing. This paper introduces a restoration method for low-resolution text images which produce...
Paul D. Thouin, Chein-I Chang
EOR
2002
74views more  EOR 2002»
15 years 6 months ago
Modeling multistage cutting stock problems
In multistage cutting stock problems (CSP) the cutting process is distributed over several successive stages. Every stage except the last one produces intermediate products. The l...
Eugene J. Zak
ML
2000
ACM
150views Machine Learning» more  ML 2000»
15 years 6 months ago
Adaptive Retrieval Agents: Internalizing Local Context and Scaling up to the Web
This paper discusses a novel distributed adaptive algorithm and representation used to construct populations of adaptive Web agents. These InfoSpiders browse networked information ...
Filippo Menczer, Richard K. Belew
JACM
2002
87views more  JACM 2002»
15 years 6 months ago
Bounded concurrent timestamp systems using vector clocks
Abstract. Shared registers are basic objects used as communication mediums in asynchronous concurrent computation. A concurrent timestamp system is a higher typed communication obj...
Sibsankar Haldar, Paul M. B. Vitányi
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