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   sci.optics      Discussion relating to the science of op      12,750 messages   

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   Message 11,100 of 12,750   
   Jerry Avins to Bret Cahill   
   Re: Is Match Filtering Ever Used To Reco   
   09 Apr 12 23:49:37   
   
   8a5d811d   
   XPost: sci.math.num-analysis, sci.math, comp.dsp   
   From: jya@ieee.org   
      
   On 4/7/2012 12:25 AM, Bret Cahill wrote:   
   > Is it common to use matched filtering to recover the original signal   
   > in optics?   
      
   Matched filtering is used to _recover_ a signal only by those who don't   
   understand it. It is used to _determine_the_presence_or_absence of a   
   particular signal -- the one that matches the filter -- in a degraded   
   channel.   
      
      ...   
      
   Jerry   
   --   
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