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[Octave-bug-tracker] [bug #39864] fir1 - Grid Size versus Filter Order
From: |
Steven Chung |
Subject: |
[Octave-bug-tracker] [bug #39864] fir1 - Grid Size versus Filter Order |
Date: |
Sat, 24 Aug 2013 16:06:58 +0000 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.21 (KHTML, like Gecko) konqueror/4.10.5 Safari/537.21 |
URL:
<http://savannah.gnu.org/bugs/?39864>
Summary: fir1 - Grid Size versus Filter Order
Project: GNU Octave
Submitted by: stevessr
Submitted on: Sat 24 Aug 2013 04:06:57 PM GMT
Category: Octave Function
Severity: 3 - Normal
Priority: 5 - Normal
Item Group: Incorrect Result
Status: None
Assigned to: None
Originator Name: stevessr
Originator Email:
Open/Closed: Open
Discussion Lock: Any
Release: 3.6.4
Operating System: GNU/Linux
_______________________________________________________
Details:
*_fir.m_ line-109* hardcodes the *3rd argument of fir2(...) to 512*. The error
occurs when _fir1.m_ is called with its 1st argument 'n' (order of the filter)
to >= 512. The following error is reported:
error: fir2: grid size must be greater than half the filter order
error: called from:
error: /usr/share/octave/packages/signal-1.2.0/fir2.m at line 89, column 5
error: /usr/share/octave/packages/signal-1.2.0/fir1.m at line 109, column 3
I believe that the 3rd argument to _fir2(...)_ should be *n+1*. I've installed
this fix and it appears to be working OK.
Many thanks for your time and expertise!
_______________________________________________________
Reply to this item at:
<http://savannah.gnu.org/bugs/?39864>
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- [Octave-bug-tracker] [bug #39864] fir1 - Grid Size versus Filter Order,
Steven Chung <=