bugGNU Octave - Bugs: bug #38179, cp2tform: 'projective' transform...

 
 

bug #38179: cp2tform: 'projective' transform very slow

Submitted by:  Pantxo Diribarne <pantxo>
Submitted on:  Sun 27 Jan 2013 10:46:56 PM UTC  
 
Category: Octave Forge PackageSeverity: 3 - Normal
Priority: 5 - NormalItem Group: Performance
Status: FixedAssigned to: Carnë Draug <carandraug>
Originator Name: Open/Closed: Closed
Release: devOperating System: Any

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Tue 29 Jan 2013 09:19:25 AM UTC, comment #1:

Thank you for your patch. Fixed with r11605.

Carnë Draug <carandraug>
Project MemberIn charge of this item.
Sun 27 Jan 2013 10:46:56 PM UTC, original submission:

Due to the use of svd() decomposition, projective transform is slow (N² -> can't accept very larger datasets).
Attached is a patch that avoids the use of svd and makes the function run much faster.

Pantxo Diribarne <pantxo>
Project Member

 

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Attach File(s):
   
   
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Attached Files
file #27333:  cp2tf_remsvd.patch added by pantxo (794B - text/x-patch)

 

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    Follow 4 latest changes.

    Date Changed By Updated Field Previous Value => Replaced By
    Tue 29 Jan 2013 09:19:25 AM UTCcarandraugStatusNone=>Fixed
      Assigned toNone=>carandraug
      Open/ClosedOpen=>Closed
    Sun 27 Jan 2013 10:46:56 PM UTCpantxoAttached File-=>Added cp2tf_remsvd.patch, #27333

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