Hi,
Values less than 1 are not so easy to read, so the module adjust the final
values linearly so that the maximum intensity is equal to 100000. That makes
the intensities more human-readable.
You can check the source code for details:
http://mzmine.svn.sourceforge.net/viewvc/mzmine/trunk/src/net/sf/mzmine/modules/peaklistmethods/normalization/linear/LinearNormalizerTask.java?revision=2265&view=markup
Best,
Tomas
On Nov 1, 2010, at 4:05 PM, toms wrote:
> Hi,
> I have some trouble in understanding the “linear normalizer/total raw signal”.
> According to the MZmine 2.0 manual, the normalization by “total raw signal”
> should follow the formula:
> normalized peak signal=(a peak signal of a sample)/ (the total signal of the
> same sample), that is, the results should all be less than 1, however, the
> results are very different from my expection.
> What’s wrong with my understand?
> Anyone can help me?
> ------------------------------------------------------------------------------
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===============================================
Tomas Pluskal
G0 Cell Unit, Okinawa Institute of Science and Technology
1919-1 Tancha, Onna-son, Okinawa 904-0412, Japan
TEL: +81-98-966-8684
------------------------------------------------------------------------------
Nokia and AT&T present the 2010 Calling All Innovators-North America contest
Create new apps & games for the Nokia N8 for consumers in U.S. and Canada
$10 million total in prizes - $4M cash, 500 devices, nearly $6M in marketing
Develop with Nokia Qt SDK, Web Runtime, or Java and Publish to Ovi Store
http://p.sf.net/sfu/nokia-dev2dev
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