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Comments on 'A blind signal separation method for multiuser communications'
journal contributionposted on 2007-05-01, 00:00 authored by Nong Gu, Yong XiangYong Xiang, F Rouillier, Z Cao
This correspondence first shows that the global convergence analysis of the method proposed in the above paper is incomplete. Then we provide a counter example to show that the sufficient condition for global convergence is incorrect.