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» On the Covering Steiner Problem
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IMR
2007
Springer
16 years 1 hour ago
CUBIT and Seismic Wave Propagation Based Upon the Spectral-Element Method: An Advanced Unstructured Mesher for Complex 3D Geolog
Unstructured hexahedral mesh generation is a critical part of the modeling process in the Spectral-Element Method (SEM). We present some examples of seismic wave propagation in co...
Emanuele Casarotti, Marco Stupazzini, Shiann Lee, ...
SEMWEB
2007
Springer
15 years 12 months ago
Optimizing the Retrieval of Pertinent Answers for NL Questions with the E-Librarian Service
Abstract. There is a growing discrepancy between the creation of digital content and its actual employment and usefulness in a learning society. Technologies for recording lectures...
Serge Linckels, Harald Sack, Christoph Meinel
SSD
2007
Springer
176views Database» more  SSD 2007»
15 years 12 months ago
Distributed, Concurrent Range Monitoring of Spatial-Network Constrained Mobile Objects
The ability to continuously monitor the positions of mobile objects is important in many applications. While most past work has been set in Euclidean spaces, the mobile objects rel...
Hua Lu, Zhiyong Huang, Christian S. Jensen, Linhao...
SSD
2007
Springer
133views Database» more  SSD 2007»
15 years 12 months ago
Compression of Digital Road Networks
Abstract. In the consumer market, there has been an increasing interest in portable navigation systems in the last few years. These systems usually work on digital map databases st...
Jonghyun Suh, Sungwon Jung, Martin Pfeifle, Khoa T...
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WISTP
2007
Springer
15 years 12 months ago
A New Resilient Key Management Protocol for Wireless Sensor Networks
Wireless Sensor Networks (WSN) security is an important issue which has been investigated by researchers for few years. The most fundamental security problem in WSN is key manageme...
Chakib Bekara, Maryline Laurent-Maknavicius