http://www.mathworks.com/matlabcentral/newsreader/view_thread/258764 MATLAB Central Newsreader - How to get inverse filter for resized 2D image Feed for thread: How to get inverse filter for resized 2D image en-us &copy;1994-2012 by MathWorks, Inc. webmaster@mathworks.com MATLAB Central Newsreader http://blogs.law.harvard.edu/tech/rss 60 MathWorks http://www.mathworks.com/images/membrane_icon.gif Tue, 18 Aug 2009 06:56:01 -0400 How to get inverse filter for resized 2D image http://www.mathworks.com/matlabcentral/newsreader/view_thread/258764#673891 oruganti murthy Hi<br> I have a 2D image img(256 x 256) resized to img_resize(128x128).<br> Can I get an estimate of the Low pass filter such that img_resize = img ** filter<br> (I heard that something like Lanczos resampling is a filter for such resizing purposes..)<br> Thanks for any help in advance.<br> <br> with regards,<br> ramana