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Topic: EM iterative channel estimation to renew the channel
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Ramani

Posts: 1
Registered: 5/3/13
EM iterative channel estimation to renew the channel
Posted: May 3, 2013 7:30 AM
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please help me to implement the em algorithm its urgent..
eq are..

we observe incomplete data ri,n and define complete data yi,n as

yi,n=ti,n*hi,n+wi,n
ti,n is an N*N diagonal matrix.
now em algoritham are presented below
E step
for i=1,2..Nt.
zi,n=ti,n*hi,n
yi,n=zi,n+Bi(rn-sum(Zj,n))

M-step
hi,n=argmin{||yi,n-ti,n*hi,n||2}



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