3 papers
cs.IT2026
Covert Capacity of Degraded Broadcast Channels
Yossef Steinberg, Michèle Wigger
We derive the capacity region of the degraded broadcast channel (DBC) subject to the constraint that the communication is not detected by an adversary, the Warden. Our capacity res…
eess.SP2026
Necessity of Cooperative Transmissions for Wireless MapReduce
Yue Bi, Michèle Wigger
The paper presents an improved upper bound (achievability result) on the optimal tradeoff between Normalized Delivery Time (NDT) and computation load for distributed computing MapR…
cs.IT2026
On the Optimality of Decode and Forward for Some Cooperative Broadcast Channels
Nicolas Le Gouic, Yossef Steinberg, Michèle Wigger
This article characterizes new boundary points on the capacity region of certain classes of more capable broadcast channels (BC) with uni-directional cooperation from the stronger…