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FPCA
1989
14 years 27 days ago
F-Bounded Polymorphism for Object-Oriented Programming
Bounded quantification was introduced by Cardelli and Wegner as a means of typing functions that operate uniformly over all subtypes of a given type. They defined a simple “ob...
Peter S. Canning, William R. Cook, Walter L. Hill,...
JUCS
2008
115views more  JUCS 2008»
13 years 8 months ago
An Implementation of CLIM Presentation Types
: Presentation types are used in the CLIM interface library to tag graphical output with a type and establish an input type context in which the user may use the keyboard to type i...
Timothy Moore
VLDB
2006
ACM
207views Database» more  VLDB 2006»
14 years 9 months ago
Modeling and querying moving objects in networks
: Moving Objects Databases have become an important research issue in recent years. For and querying moving objects, there exists a comprehensive framework of abstract data types t...
Ralf Hartmut Güting, Victor Teixeira de Almeida, ...
RSKT
2007
Springer
14 years 3 months ago
ROSA: An Algebra for Rough Spatial Objects in Databases
Abstract. A fundamental data modeling problem in geographical information systems and spatial database systems refers to an appropriate treatment of the vagueness or indeterminacy ...
Markus Schneider, Alejandro Pauly
DCG
2002
81views more  DCG 2002»
13 years 8 months ago
Separoids, Their Categories and a Hadwiger-Type Theorem for Transversals
In this paper we study the topology of transversals to a family of convex sets as a subset of a Grassmanian manifold. This topology seems to be ruled by a combinatorial structure w...
Jorge L. Arocha, Javier Bracho, Luis Montejano, D....