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Steve Eddins


MathWorks

687 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

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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...

9 dagen ago

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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...

16 dagen ago

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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...

ongeveer een maand ago

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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...

ongeveer een maand ago

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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.......

ongeveer een maand ago

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

3 maanden ago

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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...

3 maanden ago

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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....

4 maanden ago

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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...

5 maanden 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...

5 maanden ago

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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...

5 maanden ago

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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...

5 maanden ago

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Pixel Grid
Function pixelgrid superimposes a grid of pixel edges on an image

6 maanden ago | 6 downloads |

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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...

6 maanden ago

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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...

6 maanden ago | 0

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

7 maanden ago

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Multiresolution pyramids part 3: Laplacian pyramids
In my April 2 post, I introduced multiresolution pyramids, and I explained my dissatisfaction with the function impyramid,...

7 maanden ago

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Multiresolution image pyramids and impyramid – part 2
Last time, I talked about the function impyramid and how I have been dissatisfied with it. (Confession: I designed it.)...

8 maanden ago

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Multiresolution image pyramids and impyramid – part 1
There's a function in the Image Processing Toolbox that I'm not especially fond of: impyramid.... read more >>

8 maanden ago

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A new image tiling function in MATLAB
I was noodling around recently with a future blog topic (multiresolution pyramids; stay tuned) when I was reminded of a...

8 maanden ago

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Converting from sRGB to SWOP CMYK
An Image Processing Toolbox user recently reported to us good results for using makecform and applycform to convert colors...

9 maanden ago

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Making your plot lines thicker
Today's blog post is dedicated to everyone whose eyes aren't as young as they used to be.... read more >>

9 maanden ago

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Pursuit Curves
Here's an interesting snippet I learned while working on today's blog post: Mathematician Jacob Bernoulli asked for a...

9 maanden ago

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Animated PNG (APNG) Files
Have you heard of animated PNG (APNG) files? Are you interested in creating them from MATLAB? They are supposed to be an...

10 maanden ago

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Submitted


Penrose Rhombus Tiling
Compute and visualize aperiodic Penrose rhombus tiling

12 maanden ago | 3 downloads |

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Deep Beer Designer
This post is from Ieuan Evans, who has created a very unique example combining deep learning with LSTM and beer. (Please...

ongeveer een jaar ago

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3 Trends in Deep Learning
And how MATLAB helps you take advantage of them. Last post*, Steve Eddins wrote about some of the new features in the...

ongeveer een jaar ago

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Deep Learning with MATLAB R2018b
Note: This will be my last regular post for the Deep Learning blog. Johanna Pingel will be taking over for me. You have...

ongeveer een jaar ago

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Deep Learning in Action – part 3
Hello Everyone! It's Johanna, and Steve has allowed me to take over the blog from time to time to talk about deep...

meer dan een jaar ago

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Classify EEG Signals Using LSTM Networks
Today I want to highlight a signal processing application of deep learning. This example, which is from the Signal...

meer dan een jaar ago

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