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HM
2009
Springer
145views Optimization» more  HM 2009»
15 years 2 months ago
Multiple Variable Neighborhood Search Enriched with ILP Techniques for the Periodic Vehicle Routing Problem with Time Windows
Abstract. In this work we extend a VNS for the periodic vehicle routing problem with time windows (PVRPTW) to a multiple VNS (mVNS) where several VNS instances are applied cooperat...
Sandro Pirkwieser, Günther R. Raidl
GIS
1999
ACM
15 years 2 months ago
Spatio-Temporal Conceptual Models: Data Structures + Space + Time
Nowadays, many applications need data modeling facilities for the description of complex objects with spatial and/or temporal facilities. Responses to such requirements may be fou...
Christine Parent, Stefano Spaccapietra, Esteban Zi...
IJCAI
2001
14 years 11 months ago
R-MAX - A General Polynomial Time Algorithm for Near-Optimal Reinforcement Learning
R-max is a very simple model-based reinforcement learning algorithm which can attain near-optimal average reward in polynomial time. In R-max, the agent always maintains a complet...
Ronen I. Brafman, Moshe Tennenholtz
CORR
2011
Springer
358views Education» more  CORR 2011»
14 years 4 months ago
Time-Varying Graphs and Social Network Analysis: Temporal Indicators and Metrics
Abstract. Most instruments - formalisms, concepts, and metrics for social networks analysis fail to capture their dynamics. Typical systems exhibit different scales of dynamics, ra...
Nicola Santoro, Walter Quattrociocchi, Paola Flocc...
RT
2004
Springer
15 years 3 months ago
Rendering Forest Scenes in Real-Time
Forests are crucial for scene realism in applications such as flight simulators. This paper proposes a new representation allowing for the real-time rendering of realistic forest...
Philippe Decaudin, Fabrice Neyret