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ESA
2009
Springer
90views Algorithms» more  ESA 2009»
16 years 1 months ago
Storing a Compressed Function with Constant Time Access
We consider the problem of representing, in a space-efficient way, a function f : S → Σ such that any function value can be computed in constant time on a RAM. Specifically, ou...
Jóhannes B. Hreinsson, Morten Krøyer...
SEMWEB
2009
Springer
16 years 1 months ago
Functions over RDF Language Elements
Spreadsheet tools are often used in business and private scenarios in order to collect and store data, and to explore and analyze these data by executing functions and aggregation...
Bernhard Schandl
IDEAS
2008
IEEE
105views Database» more  IDEAS 2008»
16 years 1 months ago
Pruning attribute values from data cubes with diamond dicing
Data stored in a data warehouse are inherently multidimensional, but most data-pruning techniques (such as iceberg and top-k queries) are unidimensional. However, analysts need to...
Hazel Webb, Owen Kaser, Daniel Lemire
ICC
2007
IEEE
16 years 1 months ago
On the Verification of the Gravity Model Used for Mobility Modeling
— Gravity model used to model transport flow has proven invaluable in urban planning. Some recent work has proposed to use gravity model to predict user movements in cellular net...
Yong Huat Chew, Shinobu Nanba, Peng Keong Tham, Bo...
AAMAS
2007
Springer
16 years 26 days ago
Bifurcation Analysis of Reinforcement Learning Agents in the Selten's Horse Game
Abstract. The application of reinforcement learning algorithms to multiagent domains may cause complex non-convergent dynamics. The replicator dynamics, commonly used in evolutiona...
Alessandro Lazaric, Jose Enrique Munoz de Cote, Fa...