Image Analyst

Last seen: Today | Actif depuis 2010

Senior Scientist (male/man) and Inventor in one of the world's 10 largest industrial corporations doing image analysis full time. Ph.D. in Optical Sciences specializing in imaging, image processing, and image analysis. 40+ 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: http://www.mathworks.com/matlabcentral/fileexchange/?term=authorid%3A31862 Professional Interests: Image analysis and processing

Programming Languages:
MATLAB, Visual Basic
Spoken Languages:
English
Professional Interests:
Image Data Workflows, Industrial Statistics, Image Processing and Computer Vision

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A répondu
Parsing text without eval

environ 4 heures il y a | 0

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How can i find the center of one particle (only blue color) in a image?
See attached demo where I track the motion of a green Sharpie marker.

environ 4 heures il y a | 0

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i have a syntax error in this expression : Vs+K*(C/(C-(u(1)*u(2)))*u(1))+R*u(1)-A*exp((-B/C)*u(1)*u(2))
Try breaking it up into smaller bite-sized terms, like term1 = whatever term2 = whatever term3 = A * exp(term1) etc. Having...

environ 5 heures il y a | 0

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how to recognize the face after the detection and croping in the image
No 20 line long program can do face recognition (identifying the name of the person in the image given that the person is a memb...

environ 5 heures il y a | 0

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How to measure the average thickness at the center region of binary image
Basically you compute the Euclidean Distance transform and multiply it by the skeleton of the blobs. See attached demo:

environ 5 heures il y a | 0

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License Manager Error -9
Did you try to search the forum? Try clicking the Tag on the right hand side of this page that says "error -9".

environ 5 heures il y a | 0

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Is MathWorks working on a dark mode for MATLAB similar to what Visual Studio offers?
With release 2023a, dark mode is here. See https://www.mathworks.com/matlabcentral/discussions/highlights/780745-try-dark-mode...

1 jour il y a | 0

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Creat interactive toolbox for image processing
See my attached contact angle demo. Note in the code where I find the black baseline at the bottom of the droplet. Adapt as ...

1 jour il y a | 0

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What is an alternative for 'extractBefore' in MATLAB 2015b
Try it this way str = 'Image Analyst, Image Analyst'; indexes = strfind(str, 'Analyst') extractedBeforeString = str(1:indexes...

1 jour il y a | 0

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aif360 Fairness library in python

1 jour il y a | 0

A répondu
Unrecognized function or variable 'imnoise2'.
Try using the imnoise function of the Image Processing Toolbox instead of imnoise2 (which we don't know what that is).

1 jour il y a | 0

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How to get pixel value inside a circle
Try this. Adapt it to drawing multiple circles and showing them all should be no problem. % Demo to show how drawcircle can be...

1 jour il y a | 2

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how can i plot this
This looks like a homework problem. If you have any questions ask your instructor or read the link below to get started: How d...

1 jour il y a | 0

A répondu
How do I code for this random situation?
This looks like a homework problem. If you have any questions ask your instructor or read the link below to get started: How d...

1 jour il y a | 1

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A répondu
how to track objects in a live video
snapshot gets a frame from a camera. If you want to read from a video you need to call VideoReader. See some attached demos.

2 jours il y a | 0

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ismember with regionprops returning all zeros?
You're missing a call to pdist2 (in the Stats toolbox I believe). If you still need help, attach the two segmented (binary) ima...

2 jours il y a | 0

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Finding average of images using for loop.
@Raushan your code is not very robust at all. I've made many improvements and it's below. I also have a demo to sum images whi...

4 jours il y a | 0

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A répondu
Cropping image missing values after imwarp
@Jorge Barrasa try searching for "largest Interior box" https://www.google.com/search?q=largest+interior+box+algorithm&tbm=isch...

4 jours il y a | 0

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DrawEllipse with no markers on Line
See attached demos where I put ellipses on graphs with no handles. One of them should do what you want.

5 jours il y a | 1

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Too Many Output Arguments fseminf
Maybe try not defining your anonymous function inside the argument list of the function you're trying to call. So instead of ...

5 jours il y a | 0

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What is the best way to determine the highest peak of each plant in a cup?
It would be best if you could plant them in a line and view them from the side with a white uniform background. Then it would b...

5 jours il y a | 1

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A répondu
Cannot Find MATLAB Runtime R2023a (9.14)
Did you look on the download page? https://www.mathworks.com/products/compiler/matlab-runtime.html

5 jours il y a | 0

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A répondu
searching for a line of pixels in an image
Here are some File Exchange submissions and you can see how they did it. Digitize a graph GRABIT - digitize images of graphs ...

5 jours il y a | 0

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Is there a way to batch find streamline equations from an image?
The blue lines are not polynomials. I'd just deal with them numerically and use spline. Why would you want a polynomial formul...

5 jours il y a | 0

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How can I get this code to show only the veins in a fundus image of an eye ?
See https://www.mathworks.com/matlabcentral/fileexchange/49172-trainable-cosfire-filters-for-curvilinear-structure-delineation-i...

6 jours il y a | 0

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Background color correction of a rgb picture
If you want to convert a pseudocolored thermal image to an image where the pixel values are the actual temperatures, see attache...

6 jours il y a | 0

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how to resolve this input size error
You forgot to attach "D:\Training\T6\netTransfer.mat". Pretrained is a structure that contains all the variables you saved as f...

7 jours il y a | 0

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How can I start? coding an expect advisor?
To learn fundamental concepts, invest 2 hours of your time here: MATLAB Academy - Free 2 hour training

7 jours il y a | 0

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How to get name of the standalone application with .exe extension while it is executing?
See attached utility that I use to get the filename of the executing standalone executable.

7 jours il y a | 0

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I read dicom file in Matlab and image is ok blacj and white but numbers of pixels are almost the same. Why?
Well for one thing, all you did was to read in and display the image. You did no image analysis at all! See my Image Segmentat...

7 jours il y a | 0

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