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CLim, caxis, imshow, and imagesc
In response to "MATLAB image display - autoscaling values with imshow," MATLAB Answerer Extraordinaire ImageAnalyst posted...

10 years ago

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JPEG2000 and specifying a target compression ratio
I was looking at some documentation yesterday and saw something that I had forgotten. When you write a JPEG2000 image file...

10 years ago

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Intersecting curves that don’t intersect
A post in MATLAB Answers earlier this year reminded me that working on a discrete grid can really mess up apparently obvious...

10 years ago

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Pausing MATLAB (R2016a)
MATLAB R2016a shipped earlier this month. It has a new feature that is a personal favorite: the Pause button. Have...

10 years ago

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MATLAB image display – autoscaling values with imshow
Last week I talked about displaying gray-scale and binary images. In that post, I showed how to control the grayscale...

10 years ago

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MATLAB image display – grayscale and binary images
In my previous posts (February 9, February 22, and February 29), I discussed the truecolor and indexed image display models...

10 years ago

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MATLAB image display – scaled indexed images
In my last post on pixel colors, I described the truecolor and indexed image display models in MATLAB, and I promised to...

10 years ago

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MATLAB image display – truecolor and indexed images
ContentsMATLAB image display - truecolor and indexed imagesTruecolor imagesIndexed imagesMATLAB image display - truecolor...

10 years ago

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MATLAB image display – from data values to pixel colors
Here's a quick quiz for you: How bright are these pixel values?252 252 253 254 255 252 252 253 254 254 252 252 ...

10 years ago

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How old are you (in computer years)?
Ten years and a few days ago, I published my first blog post in this space. That is really hard for me to believe. It...

10 years ago

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A cheating maze solver with image graphs
Updated 04-Jan-2016 to fix a problem with the maze image that was causing an incorrect result for the cheating maze...

10 years ago

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Image-based graphs
Last time I showed you the basics of using the new graph theory functionality in MATLAB R2015b. Today I want to talk about...

10 years ago

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Graphs in MATLAB R2015b
I was inspired by ICIP 2015 and by the new graph functions in MATLAB R2015b to write some functions to help experiment with...

10 years ago

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Image resizing geometry
This question landed in my inbox recently:I have a 721x1441 matrix, T, of temperature values. The x-axis goes from 0 to 360...

10 years ago

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Recent File Exchange submissions
In the last 30 days, The MATLAB Central File Exchange has had 52 submissions that are tagged image processing.Here are some...

10 years ago

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Improved dashed and dotted lines in EPS files
At the ICIP (International Conference on Image Processing) last week, a customer stopped by the MathWorks booth to chat. He...

10 years ago

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

10 years ago

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Pluto’s majestic mountains and frozen plains
Image credit: NASA/JHUAPL/SwRI Isn’t that amazing? The image was captured by NASA’s New Horizons spacecraft just 15...

10 years ago

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ICIP 2015
Are you attending ICIP (IEEE International Conference on Image Processing) in Québec City, Canada later this month? Then...

10 years ago

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Many D65 values to choose from
I am a crazy person. Late last week I was chasing down some numerical precision questions I had about certain color-space...

10 years ago

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Moving the origin of a structuring element
A customer contacted Tech Support recently to ask the following question about structuring elements and dilation:If I...

10 years ago

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Ellipse visualization and regionprops
A blog reader asked me recently how to visualize the ellipse-based measurements computed by regionprops. The reader wanted...

10 years ago

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Out-of-gamut colors
The set of colors that can be represented using a particular color space is called the gamut. Some L*a*b* color values may...

10 years ago

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iPhone and Android sensor measurements
Here's something cool to try ... I just downloaded the MATLAB Support Package for Apple iOS Sensors and the latest MATLAB...

10 years ago

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Typecast got faster in R2014b
Some years ago we added the function typecast to MATLAB. I've been wanting to write about this useful little function ever...

10 years ago

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MATLAB, Simulink, and the New Horizons Mission to Pluto
[This post has been updated on 04-Sep–2015 to describe the use of Simulink in the flight control system design and...

10 years ago

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Get the MATLAB code
Last week someone asked me how many people use the “Get the MATLAB code” link on my blog. Do you know what that is? Try...

10 years ago

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New Horizons arrives at Pluto tomorrow
Image credit: NASA/JHUAPL/SWRI The New Horizons spacecraft reaches its closest approach to Pluto tomorrow! Check...

10 years ago

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ICIP 2015
I'm starting to get ready for ICIP in September. I'll be giving a talk about MATLAB on Monday, September 28. Go to the...

10 years ago

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New image batch processor app in R2015a
Nine years ago I wrote a blog post showing how to do batch processing of image files. That is, I showed how to use MATLAB to...

10 years ago