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3.0 | 3 ratings Rate this file 147 downloads (last 30 days) File Size: 2.23 KB File ID: #13633

Image 2D Transformations

by Madhu S. Nair

 

11 Jan 2007

Code covered by BSD License  

Image 2D Transformations Translation Rotation Scaling

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Description

Image 2D Transformations Translation Rotation Scaling

Required Products Image Processing Toolbox
MATLAB release MATLAB 7 (R14)
Zip File Content  
Other Files Image 2D Transformations/rotation.m,
Image 2D Transformations/scaling.m,
Image 2D Transformations/translate.m
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Comments and Ratings (3)
18 Feb 2007 rajarao chatla

Very Good

20 Apr 2007 Li Haichao  
19 Oct 2009 Jan Simon

No help, no H1-line, parameters are defined by INPUT, no checks of inputs, not vectorized, no pre-allocation of arrays (remarkably slow), inefficient (e.g. COS(Angle) is calculated for each single pixels in ROTATION), does not consider RGB images ([X x Y x 3] arrays ). ROTATION fails (indices out of range) but the algorithm is not a rotation at all.
This is neiter a good for publishing on FEX nor a good homework.

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image 2d transformations translation rotation scaling Madhu S. Nair 22 Oct 2008 08:56:43
 

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