OT Can you recommend a good explanation of the STFT?

robert bristow-johnson wrote:



>     ... rules of thumb we get from practice and hand-waving. 
>  (why the hyphen?)

There shouldn't be one. If it were an adjective (all right, a gerundive, 
but what the hey) then the hyphen is needed: a hand-waving argument. 
Otherwise, no hyphen: arm waving is akin to boat rowing.

I wouldn't have said, but you asked.

Jerry
-- 
Engineering is the art of making what you want from things you can get.
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