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189
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CORR
2008
Springer
15 years 6 months ago
2008
Springer
We consider communication over a family of binary-input memoryless output-symmetric channels using lowdensity parity-check codes under message passing decoding. The asymptotic (in ...
179
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DPD
2006
15 years 6 months ago
2006
A major problem of unstructured P2P systems is their heavy network traffic. This is caused mainly by high numbers of query answers, many of which are irrelevant for users. One solu...
184
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CORR
2007
Springer
15 years 6 months ago
2007
Springer
We introduce the (private) entropy of a directed graph (in a new network coding sense) as well as a number of related concepts. We show that the entropy of a directed graph is ide...
170
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TIT
2008
15 years 6 months ago
2008
Let P = {p(i)} be a measure of strictly positive probabilities on the set of nonnegative integers. Although the countable number of inputs prevents usage of the Huffman algorithm, ...
181
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CCR
2004
15 years 6 months ago
2004
Peer-to-peer (P2P) networks represent an effective way to share information, since there are no central points of failure or bottleneck. However, the flip side to the distributive...