314 search results - page 41 / 63 » Complete Problems for Dynamic Complexity Classes |
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PODS
2012
ACM
13 years 4 days ago
2012
ACM
Data is increasingly being bought and sold online, and Webbased marketplace services have emerged to facilitate these activities. However, current mechanisms for pricing data are ...
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CORR
2010
Springer
14 years 7 months ago
2010
Springer
We consider deployment problems where a mobile robotic network must optimize its configuration in a distributed way in order to minimize a steady-state cost function that depends ...
GECCO
2003
Springer
15 years 2 months ago
2003
Springer
Abstract. In developing algorithms that dynamically changes the structure and weights of ANN (Artificial Neural Networks), there must be a proper balance between network complexit...
SIGMOD
1999
ACM
15 years 2 months ago
1999
ACM
Classification is an important data mining problem. Given a training database of records, each tagged with a class label, the goal of classification is to build a concise model ...
ESORICS
2007
Springer
15 years 1 months ago
2007
Springer
We propose the role-and-relation-based access control (R2 BAC) model for workflow systems. In R2 BAC, in addition to a user's role memberships, the user's relationships w...