29 search results - page 1 / 6 » Description Logics with Aggregates and Concrete Domains |
ECAI
1998
Springer
15 years 1 months ago
1998
Springer
Abstract. We extend different Description Logics by concrete domains (such as integers and reals) and by aggregation functions over these domains (such as min;max;count;sum), which...
83
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DLOG
1997
14 years 10 months ago
1997
78
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CADE
2001
Springer
15 years 9 months ago
2001
Springer
IJCAI
2003
14 years 10 months ago
2003
Many description logics (DLs) combine knowledge tation on an abstract, logical level with an interface to “concrete” domains such as numbers and strings. We propose to extend ...
108
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TABLEAUX
2005
Springer
15 years 2 months ago
2005
Springer
In description logics (DLs), concrete domains are used for defining concepts based on concrete qualities of their instances such as the weight, age, duration, and spatial extensio...