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TIT
2011
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13 years 2 months ago
On the Secure Degrees of Freedom of Relaying With Half-Duplex Feedback
—Secure communication protocols over a single-relay system in the presence of a multiple-antenna eavesdropper are investigated. When there is no direct link between the source an...
Thanh Tùng Kim, H. Vincent Poor
TIT
2011
131views more  TIT 2011»
13 years 2 months ago
On the Hardness of Approximating the Network Coding Capacity
Abstract—This work addresses the computational complexity of achieving the capacity of a general network coding instance. We focus on the linear capacity, namely the capacity of ...
Michael Langberg, Alexander Sprintson