Friday, January 20, 2012

The Distinct Sonar Ping

The distinct sonar ping1 may not be music to the submariners' ears even if sheet music and a piano are foremost in their mind.




-----notes-----

1. A returning echo from a sonar ping contains both object distance and directional information—if the emitted sonar ping lacks distinctiveness the returning echo's informational content may be compromised.

 The speaker mentions both Solomon W. Golomb and √Čvariste Galois.

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