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175
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APPROX
2004
Springer
16 years 21 days ago
2004
Springer
A quantum encryption scheme (also called private quantum channel, or state randomization protocol) is a one-time pad for quantum messages. If two parties share a classical random s...
182
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APPROX
2004
Springer
16 years 21 days ago
2004
Springer
The central observation of this paper is that if ǫn random arcs are added to any n-node strongly connected digraph with bounded degree then the resulting graph has diameter O(ln ...
146
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ARCS
2004
Springer
16 years 21 days ago
2004
Springer
: Im Zeitalter explodierender Informationsverfügbarkeit wird ein Zusammenhang zwischen Informationsnutzung und Innovation erkennbar. Neben den konventionellen Organisationsformen ...
231
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ARGMAS
2004
Springer
16 years 21 days ago
2004
Springer
This paper compares within the MAS framework two separate threads in the formal study of epistemic change: belief revision and argumentation theories. Belief revision describes how...
180
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ASIACRYPT
2004
Springer
16 years 21 days ago
2004
Springer
In the bare public-key model, introduced by Canetti et al. [STOC 2000], it is only assumed that each verifier deposits during a setup phase a public key in a file accessible by a...