Image Analyst
Retired from The Procter and Gamble Company
Followers: 99 Following: 0
Senior Scientist (male/man) and Inventor in the Procter and Gamble Company, one of the world's 10 largest industrial corporations. I did image analysis full time until my retirement in 2023 and currently have only part time jobs with P&G. I have Ph.D. in Optical Sciences specializing in imaging, image processing, and image analysis. 45+ years of military, academic, and (mostly) industrial experience with image analysis programming and algorithm development. Experience designing custom light booths and other imaging systems. Experience with color and monochrome imaging, video analysis, thermal, ultraviolet, hyperspectral, CT, MRI, radiography, profilometry, microscopy, NIR and Raman spectroscopy, etc. on a huge variety of subjects. Member of the Mathworks Community Advisory Board. Be sure to click "View All" in my File Exchange to see ALL of my demos and tutorials.
MATLAB, Visual Basic
Spoken Languages:
English
Pronouns:
He/him
Professional Interests:
Industrial Statistics, Image Processing and Computer Vision
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Feeds
Identify non accident properties and segment regions of concavity
You can identify concave regions by using bwconvhull and then subtracting, or doing an XOR, with the original binary image.
etwa 5 Stunden vor | 0
How can I force a .txt export
First of all NEVER overwrite the built in path variable. It's a reserved variable name and has information in there that you do...
5 Tage vor | 0
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visdiff() is crashing continuously in R2025b
No. But I haven't used it. You are a man of very few words (perhaps because you never read the tutorial link below). I'm not s...
5 Tage vor | 0
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How to identify a thin line in a noisy sideview picture?
It looks like the blobs are all on the upper side of the water surface. So what I would do is just scan the image finding the l...
6 Tage vor | 0
Seeking advice on batch processing for opacity masking in ARK(Auto-Refractor Keratometer) retroillumination images (500+ images)
I agree with John. 500 is not that many and you'd spend more time developing an automatic algorithm than if you just hand traced...
7 Tage vor | 0
to segment the coins from the background in the image and find the centroid of each distinct segmented coin
It looks like a homework question that gave you some starter code and you're supposed to fill in the commands after the comments...
9 Tage vor | 0
searchin for an M file in all folders of my PC.
Try "Everything" by voidtools: https://www.voidtools.com/ It can give you nearly instant results on where files live. Not like...
12 Tage vor | 0
to segment the coins from the background in the image and find the centroid of each distinct segmented coin
You need to use regionprops See my Image Segmentation Tutorial in my File Exchange: Image Analyst's File Exchange It does exa...
12 Tage vor | 0
How to make a shape and find orientation of said shape from a BW mask?
You can use regionprops and look at 'Orientation' and the Feret properties with regionprops or bwferet.
20 Tage vor | 0
How to do 1D signal analysis?
Right before %% Compute PSDs for original signals [f1, PSD1] = myPSD(sig1, Fs); [f2, PSD2] = myPSD(sig2, Fs); you're going t...
21 Tage vor | 0
How to do 2D Image Processing?
For some examples, see my File Exchange: https://www.mathworks.com/matlabcentral/fileexchange/?term=authorid%3A31862&sort=downl...
21 Tage vor | 0
Morphological Image Processing: Object Identification and Separation
There are MATLAB demos that separate particles. See blogs: Watershed transform question from tech support » Watershed transfor...
21 Tage vor | 1
Not able to access license.
Did you try to do what it said about logging in to your account to fix it? And then calling tech support and ask for installati...
23 Tage vor | 0
Can I get specific principal components from PC bands?
How did you specify or locate the coordinates in your MRI images? And is it a set of (x,y) coordinates, one set for each image?...
24 Tage vor | 0
how do i fill in the shapes
If you're ultimately trying to say that "this shape is a yellow triangle" and "this shape is a blue square" then some of what yo...
24 Tage vor | 1
how do i fill in the shapes
I have no idea what "how do i fill in the outline of the shapes so i can recognise them later " means. What do you really want ...
25 Tage vor | 0
Can the functions from the Camera Calibrator app be implemented in a standalone executable?
If your code calls one of the apps that is on the Apps tab of the toolbar and that app has it's own GUI then most likely it cann...
etwa ein Monat vor | 0
how to place an image under my line plot in same figure - both same size?
Attached are some simple demo scripts that insert/inset/overlay/place/composite/superimpose (whatever you want to call it) image...
etwa ein Monat vor | 0
mlapp scaling/zoom errors
I don't know about zooming into plots versus the entire GUI, but I know the layout of your main app's gui is messed up if you ar...
etwa ein Monat vor | 0
Discussion
New unique names requirement for File Exchange addons
I got an email message that says all the files I've uploaded to the File Exchange will be given unique names. Are these new nam...
etwa ein Monat vor | 0
how do i get my image to display. it keeps erroring out on me.
The image you specified is not in your current folder (where your script is) or on your search path. You can either move your...
etwa ein Monat vor | 0
Is it possible to procedurally remove things from an engineering drawing?
I made a stab at trying to get the perimeters. It's not perfect but it may cut down on how much is left that you manually have ...
etwa 2 Monate vor | 0
General Blockproc questions that aren't in the documentation
You can use xline and yline in a for loop to overlay your red lines over the image. blockproc will not do that for you. To do ...
etwa 2 Monate vor | 0
Is it possible to procedurally remove things from an engineering drawing?
Unless you can get some standardization, which I'd doubt, it looks like the best option would be to use Photoshop and paint out ...
etwa 2 Monate vor | 0
rectification of error in matlab editor
What operating system are you using? Where are you trying to save them? Windows will not let you save any file to the Program ...
etwa 2 Monate vor | 0
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Transition point discontinuity (cliff/spike) in plots of solved system of non linear equations.
You could post-process your curve data to remove the spike. Perhaps findchangepts will be useful to you.
etwa 2 Monate vor | 0
Need to compile my matlab code into a standalone executable to run on a 32-bit machine
I can help. I compile programs all the time. I use scripts to call mcc along with a bunch of other stuff to compile my m-files...
etwa 2 Monate vor | 0
Matlab2025b cannot plot the variable values
What does this show >> whos Derating_Cap Since it's a 3-D array, maybe try extracting out a vector into a single variable and ...
2 Monate vor | 0
Can I access FLIR specific GenICAM events via Image Acquisition Toolbox?
If you use the ImageAquisitionExplorer then whatever properties you see there are the ones you can modify. If it's really FLIR-...
2 Monate vor | 1
Removing ghost rings on CCD reading?
Try this (requires Image Processing Toolbox, which you probably have). It takes away the ghost ring but leaves the briht specks...
2 Monate vor | 0
