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INFOCOM
2000
IEEE
15 years 11 months ago
Virtual Backbone Generation and Maintenance in Ad Hoc Network Mobility Management
Abstract—In this paper, we present the implementation issues of a virtual backbone that supports the operations of the Uniform Quorum System (UQS) and the Randomized Database Gro...
Ben Liang, Zygmunt J. Haas
VISUALIZATION
2000
IEEE
15 years 11 months ago
Semi-regular mesh extraction from volumes
We present a novel method to extract iso-surfaces from distance volumes. It generates high quality semi-regular multiresolution meshes of arbitrary topology. Our technique proceed...
Zoë J. Wood, Peter Schröder, David E. Br...
CHI
2000
ACM
15 years 11 months ago
Instructional interventions in computer-based tutoring: differential impact on learning time and accuracy
We can reliably build “second generation” intelligent computer tutors that are approximately half as effective as human tutors. This paper evaluates two interface enhancements...
Albert T. Corbett, Holly J. Trask
SIGGRAPH
2000
ACM
15 years 11 months ago
Conservative volumetric visibility with occluder fusion
Visibility determination is a key requirement in a wide range of graphics algorithms. This paper introduces a new approach to the computation of volume visibility, the detection o...
Gernot Schaufler, Julie Dorsey, Xavier Déco...
ADC
2000
Springer
98views Database» more  ADC 2000»
15 years 11 months ago
A Generalized Modeling Framework for Schema Versioning Support
Advanced object-oriented applications require the management of schema versions, in order to cope with changes in the structure of the stored data. Two types of versioning have be...
Fabio Grandi, Federica Mandreoli, Maria Rita Scala...
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