4397 search results - page 298 / 880 » Relational Algebra Operations |
236
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IANDC
2000
15 years 4 months ago
2000
The standard way of lifting a binary relation, R, from closed terms of an algebra to open terms is to de ne its closed-instance extension, Rci, which holds for a given pair of ope...
223
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CIS
2010
Springer
14 years 11 months ago
2010
Springer
A group of mobile robots can localize cooperatively, using relative position and absolute orientation measurements, fused through an extended Kalman filter (ekf). The topology of ...
129
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KR
1998
Springer
15 years 9 months ago
1998
Springer
The paper investigates the characterisation of vague concepts within the framework of modal logic. This work builds on the supervaluation approach of Fine and exploits the idea of...
135
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FUIN
2007
15 years 4 months ago
2007
Abstract. The paper starts from the standard relational view linking objects and properties in formal concept analysis, here augmented with four modal-style operators (known as suf...
225
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ICDE
2007
IEEE
16 years 6 months ago
2007
IEEE
There are more spots than immediately obvious in XQuery expressions where order is immaterial for evaluation-this affects most notably, but not exclusively, expressions in the sco...