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» A study of Object Evolution
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COLT
2006
Springer
15 years 10 months ago
Online Learning with Constraints
In this paper, we study a sequential decision making problem. The objective is to maximize the total reward while satisfying constraints, which are defined at every time step. The...
Shie Mannor, John N. Tsitsiklis
CIAC
2003
Springer
142views Algorithms» more  CIAC 2003»
15 years 10 months ago
Differential Approximation for Some Routing Problems
We study vehicle routing problems with constraints on the distance traveled by each vehicle or on the number of vehicles. The objective is to minimize the total distance traveled b...
Cristina Bazgan, Refael Hassin, Jérôm...
ER
2000
Springer
134views Database» more  ER 2000»
15 years 10 months ago
Data Warehouse Scenarios for Model Management
Model management is a framework for supporting meta-data related applications where models and mappings are manipulated as first class objects using operations such as Match, Merge...
Philip A. Bernstein, Erhard Rahm
MFCS
2000
Springer
15 years 10 months ago
Bilinear Functions and Trees over the (max, +) Semiring
Abstract. We consider the iterates of bilinear functions over the semiring (max, +). Equivalently, our object of study can be viewed as recognizable tree series over the semiring (...
Sabrina Mantaci, Vincent D. Blondel, Jean Mairesse
GIS
1997
ACM
15 years 10 months ago
Speeding up Bulk-Loading of Quadtrees
Spatial indexes, such as the PMR quadtree, are important in spatial databases for efficient execution of queries involving spatial constraints, especially when the queries involve...
Gísli R. Hjaltason, Hanan Samet, Yoram J. S...