Steve on Image Processing with MATLAB

Image processing concepts, algorithms, and MATLAB

Multidimensional interpolation with integer input 18

A customer asked me last week how to do multidimensional interpolation with integer inputs. The MATLAB function interpn supports only double- and single-precision inputs. It's possible to do... read more >>

More from CGIV

More bits and pieces from CGIV today, typed in while watching England and Sweden battle it out on the telly... it's currently 1-1. I saw a poster this morning describing how color... read more >>

Hue shifts near the L*=0 axis 7

At the European Colour in Graphics, Imaging, and Vision conference today, I took a tutorial called "Transforms for Colour and Spectral Reproduction." Mitch Rosen of the Munsell Color Science ... read more >>

European colour

Next week I'll be in the UK. On Monday I'll be attending the International Color Consortium's DevCon 2006 at the University of Leeds. The MathWorks is a member of the ICC and is a sponsor of... read more >>

Spatial transformations: findbounds 12

I've written previously about how Image Processing Toolbox uses inverse mapping to implement spatial transforms. In this method, you set up a grid in output space. For each pixel in the... read more >>

Determining point positions in MRI peg phantom 38

Blog reader Jonathan from St. Jude Children's Research Hospital sent me an image derived from an MRI peg phantom:bw =... read more >>

Batch processing 72

23-Jun-2015 update: See the new Image Batch Processor App (added to R2015a) and my blog post about it. A couple of months ago I was working with a bunch of pictures I had taken at... read more >>

Cell segmentation 119

Blog reader Ramiro Massol asked for advice on segmenting his cell images, so I gave it a try. I'm not a microscopy expert, though, and I invite readers who have better suggestions than... read more >>