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[Octave-bug-tracker] [bug #56874] corr > 1

From: Muhali
Subject: [Octave-bug-tracker] [bug #56874] corr > 1
Date: Tue, 10 Sep 2019 12:26:55 -0400 (EDT)
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:69.0) Gecko/20100101 Firefox/69.0

Follow-up Comment #4, bug #56874 (project octave):

being quite illiterate in numerics, I wonder why

x'*y / sqrt(x'*x*y'*y) <= 1
corr(x, y) <= 1

gives a correct answer in the first and an incorrect one in the second case.
So why not use the first formula as a definition of corr?


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