1050 search results - page 140 / 210 » The problem with rights expression languages |
172
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BMCBI
2007
15 years 6 months ago
2007
Background: An adequate and expressive ontological representation of biological organisms and their parts requires formal reasoning mechanisms for their relations of physical aggr...
255
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PODS
2009
ACM
16 years 7 months ago
2009
ACM
The paper investigates the question of whether a partially closed database has complete information to answer a query. In practice an enterprise often maintains master data Dm, a ...
192
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PODS
1999
ACM
15 years 10 months ago
1999
ACM
We investigate the problem of how to extend constraint query languages with aggregate operators. We deal with standard relational aggregation, and also with aggregates speci c to ...
188
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SIGGRAPH
1994
ACM
15 years 10 months ago
1994
ACM
We describe a data visualization system based on spreadsheets. Cells in our spreadsheet contain graphical objects such as images, volumes, or movies. Cells may also contain widget...
199
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CONSTRAINTS
2010
15 years 3 months ago
2010
MiniZinc arose as a response to the extended discussion at CP2006 of the need for a standard modelling language for CP. This is a challenging problem, and we believe MiniZinc makes...