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ER
2008
Springer
107views Database» more  ER 2008»
15 years 8 months ago
A Conceptual Modeling Framework for Expressing Observational Data Semantics
Observational data (i.e., data that records observations and measurements) plays a key role in many scientific disciplines. Observational data, however, are typically structured an...
Shawn Bowers, Joshua S. Madin, Mark P. Schildhauer
SIAMSC
2011
85views more  SIAMSC 2011»
14 years 9 months ago
Refinement and Connectivity Algorithms for Adaptive Discontinuous Galerkin Methods
Abstract. Adaptive multiscale methods are among the many effective techniques for the numerical solution of partial differential equations. Efficient grid management is an import...
Kolja Brix, Ralf Massjung, Alexander Voss
SDM
2012
SIAM
305views Data Mining» more  SDM 2012»
13 years 9 months ago
Learning Hierarchical Relationships among Partially Ordered Objects with Heterogeneous Attributes and Links
Objects linking with many other objects in an information network may imply various semantic relationships. Uncovering such knowledge is essential for role discovery, data cleanin...
Chi Wang, Jiawei Han, Qi Li, Xiang Li, Wen-Pin Lin...
ICPR
2002
IEEE
16 years 8 months ago
Hexagonal Image Representation for 3-D Photorealistic Reconstruction
A new data structure for representing the color of rays from multiple-view images is presented. The structure is a hexagonal tessellation generated from a buckyball. Using the str...
Hidenori Sato, Hiroto Matsuoka, Akira Onozawa, Hit...
ICDT
2007
ACM
133views Database» more  ICDT 2007»
16 years 1 months ago
XML Schema Mappings in the Presence of Key Constraints and Value Dependencies
Abstract. Schema mappings play a central role in both data integration and data exchange, and are understood as high-level specifications describing the relationships between data...
Tadeusz Pankowski, Jolanta Cybulka, Adam Meissner