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cs.IT2026
Hemispherical Concentration Subset Recovery in Many-Access Gaussian Multiple-Access Channels
Nazanin Mirhosseini
We consider subset recovery in the many-access Gaussian multiple-access channel with a shared spherical codebook, where codewords are drawn independently and uniformly from the hyp…
cs.IT2025
Unified Error Analysis for Synchronous and Asynchronous Two-User Random Access
Nazanin Mirhosseini, Jie Luo
We consider a two-user random access system in which each user independently selects a coding scheme from a finite set for every message, without sharing these choices with the oth…