[SciPy-user] Zero crossings

Christopher Brown c-b@asu....
Fri Feb 6 18:28:41 CST 2009


Thanks Sturla and J-Pascal,

SM> zc = numpy.where(numpy.sign(a[1:]) != numpy.sign(a[:-1]))

I want to estimate f0 based on zero crossings in recorded speech, and 
I've got something that looks pretty good for only a few hours of work.

Does anyone have any interest in this kind of thing?

-- 
Christopher Brown, Ph.D.
Department of Speech and Hearing Science
Arizona State University


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