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[Octave-bug-tracker] [bug #52342] vecnorm command
From: |
CH |
Subject: |
[Octave-bug-tracker] [bug #52342] vecnorm command |
Date: |
Mon, 6 Nov 2017 10:06:55 -0500 (EST) |
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Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:56.0) Gecko/20100101 Firefox/56.0 |
Follow-up Comment #6, bug #52342 (project octave):
My analysis without any deeper interpreter knowledge would be, that for p=2 =>
p/2 = 1 and p=4 => p/2 = 2 either nothing, or a more efficient sqrt is used
than the general pow function (probably something similar for p=6).
In general, I guess the second variant is faster because it is better
vectorized.
So, then the abs should also be replaced in the 1- and Inf norm.
Best
atcl
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- [Octave-bug-tracker] [bug #52342] vecnorm command, CH, 2017/11/05
- [Octave-bug-tracker] [bug #52342] vecnorm command, Marco Caliari, 2017/11/06
- [Octave-bug-tracker] [bug #52342] vecnorm command, CH, 2017/11/06
- [Octave-bug-tracker] [bug #52342] vecnorm command, Marco Caliari, 2017/11/06
- [Octave-bug-tracker] [bug #52342] vecnorm command, CH, 2017/11/06
- [Octave-bug-tracker] [bug #52342] vecnorm command, Marco Caliari, 2017/11/06
- [Octave-bug-tracker] [bug #52342] vecnorm command,
CH <=
- [Octave-bug-tracker] [bug #52342] vecnorm command, Rik, 2017/11/07
- [Octave-bug-tracker] [bug #52342] vecnorm command, Rik, 2017/11/07
- [Octave-bug-tracker] [bug #52342] vecnorm command, Marco Caliari, 2017/11/07
- [Octave-bug-tracker] [bug #52342] vecnorm command, Marco Caliari, 2017/11/08
- [Octave-bug-tracker] [bug #52342] vecnorm command, Rik, 2017/11/09