Maximum Likelihood Sequence Detection - spsc
Maximum Likelihood Sequence Detection - spsc
Maximum Likelihood Sequence Detection - spsc
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ML <strong>Detection</strong> of a Single Symbol<br />
• Special case of MAP detector if<br />
p ( ) A<br />
â = const<br />
p<br />
AY |<br />
( â| y)<br />
=<br />
p ( y| â) p ( â)<br />
YA |<br />
p<br />
Y<br />
( y)<br />
A<br />
• ML chooses<br />
âε Ω A<br />
• To maximize likelihood<br />
• Measure of the quality<br />
p<br />
|<br />
( y| â)<br />
YA<br />
Pr[ error] = Pr[ â ≠ a]<br />
SPSC<br />
11
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