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Re: Does IDL have function for pseudoinverse of a matrix [message #37397] Sun, 14 December 2003 14:47 Go to previous message
the_cacc is currently offline  the_cacc
Messages: 104
Registered: October 2001
Senior Member
julia65201@yahoo.com (Julia Jin) wrote in message news:<6568f5ae.0312121425.ce6e8a8@posting.google.com>...
> As title, since a lot of pattern recognition problems need to
> calcluate the pseudoinverse of a matrix. Thanks,

a = randomn(1,10,20)

pinv = invert(transpose(a)##a)##transpose(a)
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