Earlier this week I wrote about the lists I keep of MATLAB and Image Processing Toolbox changes that might be relevant to the material in Digital Image Processing Using MATLAB. I've been keeping... 続きを読む >>

Last week The MathWorks released R2008a, the ninth in a series of six-month releases. (If there's an equinox coming up, look for a new MATLAB® release!)
Here are some of the highlights especially... 続きを読む >>

I've written previously about how imtransform uses inverse mapping to compute the input-space location corresponding to each output pixel. I've also written about how imtransform uses the... 続きを読む >>

The MathWorks does not normally preview unreleased features, but I thought this might be a good time to make an exception. We are very excited about a set of new performance optimizations we are... 続きを読む >>

I've received some comments and e-mail asking how to apply the spatial transformation ideas I've been writing about to images. When I started this series, I naively assumed that Image Processing... 続きを読む >>