Steve on Image Processing

Improved dashed and dotted lines in EPS files

Posted by Steve Eddins,

At the ICIP (International Conference on Image Processing) last week, a customer stopped by the MathWorks booth to chat. He said that he regularly uses one of the File Exchange submissions that "fixes" dashed and dotted lines in EPS files exported by MathWorks. so I spent some time looking into... read more >>

ICIP presentation materials

Posted by Steve Eddins,

For those of you who attended my MATLAB Today talk at ICIP this week, you can get a PDF version of the slides here.... read more >>

ICIP 2015

Posted by Steve Eddins,

Are you attending ICIP (IEEE International Conference on Image Processing) in Québec City, Canada later this month? Then register for my industry workshop presentation, MATLAB Today. It’s 12:30 - 14:00 on Monday, September 28, and it’s free for registered conference attendees.... read more >>

Ellipse visualization and regionprops 2

Posted by Steve Eddins,


A blog reader asked me recently how to visualize the ellipse-based measurements computed by regionprops. The reader wanted to superimpose the estimated ellipses on the image.... read more >>

Out-of-gamut colors 4

Posted by Steve Eddins,

The set of colors that can be represented using a particular color space is called the gamut. Some L*a*b* color values may be out of gamut when converted to RGB. You know that a converted RGB color is out of gamut when any of its component values is less than... read more >>

Typecast got faster in R2014b 2

Posted by Steve Eddins,

Some years ago we added the function typecast to MATLAB. I've been wanting to write about this useful little function ever since we significantly speeded it up in the R2014b release.... read more >>

These postings are the author's and don't necessarily represent the opinions of MathWorks.