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» A Data Model for Data Integration
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VLDB
1991
ACM
196views Database» more  VLDB 1991»
15 years 1 months ago
Kaleidoscope Data Model for An English-like Query Language
Most database interfaces provide poor guidance on ad hoc query formulation, burdening users to learn, and to recall precisely the query language and the database. Kaleidoscope avo...
Sang Kyun Cha, Gio Wiederhold
ICCV
2007
IEEE
15 years 4 months ago
Surface-from-Gradients with Incomplete Data for Single View Modeling
Surface gradients are useful to surface reconstruction in single view modeling, shape-from-shading, and photometric stereo. Previous algorithms minimize a complex, nonlinear energ...
Heung-Sun Ng, Tai-Pang Wu, Chi-Keung Tang
COSIT
2005
Springer
185views GIS» more  COSIT 2005»
15 years 3 months ago
3D Topographic Data Modelling: Why Rigidity Is Preferable to Pragmatism
In this paper two concepts for modelling 3D topography are introduced. The first concept is a very pragmatic approach of 3D modelling, trying to model as much as possible in (less...
Friso Penninga
GIS
2009
ACM
15 years 2 months ago
A multidimensional model representing continuous fields in spatial data warehouses
Data warehouses and On-Line Analytical Processing (OLAP) provide an analysis framework supporting the decision making process. In many application domains, complex analysis tasks ...
Alejandro A. Vaisman, Esteban Zimányi
SSDBM
2008
IEEE
90views Database» more  SSDBM 2008»
15 years 4 months ago
Ontology Database: A New Method for Semantic Modeling and an Application to Brainwave Data
We propose an automatic method for modeling a relational database that uses SQL triggers and foreign-keys to efficiently answer positive semantic queries about ground instances for...
Paea LePendu, Dejing Dou, Gwen A. Frishkoff, Jiawe...