4397 search results - page 569 / 880 » Relational Algebra Operations |
145
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CIE
2005
Springer
15 years 9 months ago
2005
Springer
We argue that there is currently no satisfactory general framework for comparing the extensional computational power of arbitrary computational models operating over arbitrary doma...
129
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CIE
2005
Springer
15 years 9 months ago
2005
Springer
• We produce a classification of the pointclasses of sets of reals produced by infinite time turing machines with 1-tape. The reason for choosing this formalism is that it appa...
134
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CLEF
2005
Springer
15 years 9 months ago
2005
Springer
Image retrieval has great potential for a variety of tasks in medicine but is currently underdeveloped. For the ImageCLEF 2005 medical task, we used a text retrieval system as the ...
156
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DSVIS
2005
Springer
15 years 9 months ago
2005
Springer
Abstract. The ConcurTaskTrees (CTT) is one of the most widely used notations for task modeling, specifically tailored for user interface model-based design. The integration of CTT ...
116
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FC
2005
Springer
15 years 9 months ago
2005
Springer
In this paper, we formulate the concept of policy-based cryptography which makes it possible to perform policy enforcement in large-scale open environments like the Internet, with ...