Community Profile

photo

Steve Eddins


Last seen: 5 days ago

MathWorks

698 total contributions since 2006

MATLAB user since 1987. MathWorker since 1993. Amateur French horn player. MATLAB design and development, image processing algorithms.

Image processing blog: https://blogs.mathworks.com/steve/

Deep learning blog: https://blogs.mathworks.com/deep-learning

Contact

Steve Eddins's Badges

  • Likeable
  • GitHub Submissions Level 3
  • Personal Best Downloads Level 3
  • First Review
  • 5-Star Galaxy Level 5
  • First Submission
  • 3 Month Streak
  • Knowledgeable Level 2
  • First Answer
  • Leader
  • Quiz Master
  • Commenter
  • Creator
  • Solver

View details...

Contributions in
View by

Published


Making Color Spectrum Plots – Part 1
The new edition of Digital Image Processing Using MATLAB (DIPUM3E) contains a number of MATLAB functions related to color,...

3 months ago

Thumbnail

Published


Geometric Transformation of Points – Getting Started
I like to think of geometric transformations of images (stretching, shrinking, rotating, etc.) by starting with the...

3 months ago

Thumbnail

Published


How to Display Color Swatches
When working on the "Color Image Processing" chapter of DIPUM3E, I found myself often wanting to display square blocks (or...

4 months ago

Thumbnail

Submitted


MATLAB Color Tools
MATLAB Color Tools is an experimental collection of MATLAB functions related to color science computation and visualization.

4 months ago | 8 downloads |

Published


Digital Image Processing Using MATLAB, 3rd edition
The 3rd edition of Digital Image Processing Using MATLAB (DIPUM3E) has just been published, at long last. The new edition...

4 months ago

Thumbnail

Published


Treble clefs, Unicode, SVG, strings, Bézier curves, kron, implicit expansion, and polyshape
Today I will show you how I plotted this treble clef symbol in MATLAB:... read more >>

6 months ago

Thumbnail

Published


How to Write Animated PNG (APNG) Files from MATLAB
Today, I'm writing about how to create animated PNG (APNG) files, such as this one:... read more >>

7 months ago

Thumbnail

Submitted


Animated PNG (APNG) Writer
Create APNG (animated PNG) files

7 months ago | 6 downloads |

Thumbnail

Published


How to Go a Little Crazy with Graphics Titles
The title function is the third most commonly-used function in my 13 years of writing this blog, after imshow and imread....

7 months ago

Thumbnail

Published


How to Overlay a Color on an Image Using a Mask
In my first year of writing this blog (2006!), I showed how to overlay a color onto an image based on a mask. This was the...

7 months ago

Thumbnail

Submitted


Image overlay
Overlay a binary mask onto an image using a specified color

7 months ago | 26 downloads |

Thumbnail

Submitted


Zone plate test image
MATLAB function to create a zone plate test image

7 months ago | 5 downloads |

Thumbnail

Submitted


Penrose Rhombus Tiling
MATLAB functions for Penrose tiling

7 months ago | 4 downloads |

Thumbnail

Submitted


Pixel Grid
MATLAB function that superimposes a grid of pixel edges on an image

8 months ago | 10 downloads |

Thumbnail

Published


How to Read and Visualize a DICOM Volume
Earlier this year, I learned something about DICOM datasets that surprised me. I had downloaded a Head-Neck CT+PET study,...

8 months ago

Thumbnail

Published


Guess the functions and get a t-shirt
Of all the MATLAB or MathWorks toolbox functions that have been mentioned in this blog since 2006, imshow and imread have...

8 months ago

Thumbnail

Published


How to display images with bilinear interpolation and antialiasing
Note: this blog post describes an image display feature that is new in R2019b. You can download this release from...

8 months ago

Thumbnail

Published


The tool builder’s gene (or how to get a job at MathWorks)
In my second year of grad school (1987-88), my thesis advisor asked me to develop some PC-based digital signal...

9 months ago

Thumbnail

Published


Using the Color Threshold app again
Back in the summer I had another chance to use the Color Thresholder, a very nice app that's in the Image Processing...

9 months ago

Thumbnail

Published


Documenting performance improvements
I recently noticed a change in the way we write some of our product release notes, and I wanted to mention it to you.......

9 months ago

Thumbnail

Published


New Hubble portrait of Jupiter
I thought this was worth sharing. ... read more >>

10 months ago

Thumbnail

Published


Using reshape to rearrange image color components
I recently saw some code that transformed the RGB pixel values of an image into a Px3 matrix, such that each row contained...

11 months ago

Thumbnail

Published


The curious case of ordfilt2 performance
For today's post, I'd like to welcome guest author Kushagr Gupta, a developer on the Image Processing Toolbox team....

12 months ago

Thumbnail

Answered
Any way to polish / improve the output produced by the Lab colour space segmentation.
I used the Color Thresholder app in the Image Processing Toolbox to give this a try. rgb = imread('b4.jpeg'); colorThresholder...

1 year ago | 1

| accepted

Published


Color correction with a parula quilt
My wife, Geri Eddins, has been making a lot of quilts lately. A few months ago, I printed out these 10 colors, showed them...

1 year ago

Thumbnail

Published


Fourier series and Hilbert curve animations
In a complete coincidence, two different coworkers today sent me links to two different works of 3Blue1Brown on YouTube. I...

1 year ago

Thumbnail

Published


pixelgrid
Some years ago, I blogged about how to overlay a pixel grid on an image, so that you could clearly see pixel boundaries on a...

1 year ago

Thumbnail

Published


Multiresolution pyramids part 4: Image blending
Today I want to wrap up (for now) my series on multiresolution pyramids by showing you how to make this strange-looking...

1 year ago

Thumbnail

Answered
Raw image file conversion in MATLAB
Steffen, I have seen your tech support case escalation, and I have looked at the file you sent to MathWorks. The MATLAB functi...

1 year ago | 0

Published


Changes to SUM and DIM
Does this line of code make you raise your eyebrows in puzzlement?... read more >>

1 year ago

Thumbnail

Load more