Newsgroups: comp.speech
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From: az@saturn.analog.com (Alex Zatsman)
Subject: Re: Simple Question in Speech Recognition
In-Reply-To: slerner@gte.com's message of Thu, 28 Jul 1994 13:52:57 -0500
Message-ID: <AZ.94Jul29155505@saturn.analog.com>
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Organization: Analog Devices Inc, Norwood MA, USA
References: <1994Jul25.131035.69013@kuhub.cc.ukans.edu>
	<slerner-280794135257@slerner.gte.com>
Date: Fri, 29 Jul 1994 20:55:05 GMT
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In article <slerner-280794135257@slerner.gte.com> slerner@gte.com (Sol Lerner) writes:

>  For example, with an 8-KHz sampling rate, 256 samples span 32 msec. 
>  However, for fast changing phenomenon, we would like to be able to take
>  feature samples about every 10 msec.  We can reduce the number of samples
>  used to estimate our features (from 256 to 128 for example), but this would
>  reduce the robustness and accuracy of our features for slow changing
>  phenomenon.  Therefore, we compromise in the aformentioned way.


This is a very good illustrations why wavelets
are becoming more and more popular in signal
processing.

--
Alex Zatsman,     Analog Devices, Inc., (617) 461-3729
alex.zatsman@analog.com
