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Image Analyst


Last seen: Today Attivo dal 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. 44+ 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
Pronouns:
He/him
Professional Interests:
Image Data Workflows, Industrial Statistics, Image Processing and Computer Vision

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  • MATLAB Central Treasure Hunt Finisher
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  • Most Accepted 2021
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  • 36 Month Streak
  • Most Accepted 2014
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Risposto
How to make horizontal and vertical axis in matlab plot?
Try this: % Method #1: figure; x = -4:11; y = 90 - 15 * x; plot(x, y, 'b-', 'LineWidth', 2); grid on; xlabel('x'); yla...

circa 15 ore fa | 1

Risposto
transform infinite plane into finite circular plane
Perhaps try rescaling the appropriate variables with rescale.

circa 20 ore fa | 0

Risposto
please i want to implement this formula in matlab
What input values did you supply? What output values did you get and what was expected? It's hard to follow your code because ...

circa 20 ore fa | 1

Risposto
Need help plotting the parabolic signal
Hint: n = linspace(0, 10, 1000); Then stem. The derivatives can be computed analytically from the formula for n (what I'd do)...

1 giorno fa | 0

Risposto
how can we represent a pixel to a character in image ?
Hints: imread, rgb2gray, imshow, imresize, fprintf, size. With a double for loop over rows and columns and those 6 functions, y...

1 giorno fa | 0

Risposto
Real Football Draft Order Adventure
Here's some help: To learn fundamental concepts, invest 2 hours of your time here: MATLAB Academy - Free 2 hour training T...

2 giorni fa | 0

Risposto
Smooth data on a Sloping wall
I'd try to rotate the wall so that it's perfectly vertical or horizontal. Then use movmean or conv2 to blur it. Then rotate it...

2 giorni fa | 0

Risposto
Trying to fix error 353 or error 1616 'no more activations available' but cant deactivate old copy on a crashed machine
You can deactivate from the Mathworks website. Just login and go to your account and look for a link that lists your licenses a...

2 giorni fa | 0

Risposto
I want my line graph to Overlap
Try this to reposition the legend from the default location to a location that you find more desirable. % Plot something. plot...

3 giorni fa | 0

Risposto
What criteria should be used to select the number of images used in image processing for detection the drawbacks of any surfaces?
It depends on your situation. So I'm presuming you have some ground truth that tells you whether the algorithm gave the correct...

3 giorni fa | 0

Risposto
How to have MATLAB provide picture output from a typed sentence
Use a dictionary to find the image file name corresponding to the word. For example the word "speak" might correspond to the "s...

3 giorni fa | 0

Risposto
Overall intensity calculation from an image
Not sure what you mean by overall intensity. You can get the red channel like this redChannel = rgbImage(:, :, 1); % Get sum ...

3 giorni fa | 0

| accettato

Risposto
Edge tracing - left side only
@Carolina Vazquez try this: % Demo by Image Analyst clc; % Clear the command window. close all; % Close all figures (exce...

3 giorni fa | 1

Risposto
green arrow for current line and variable values not displaying during debug pause at breakpoint
So it stopped on line 68 but there is no green arrow pointing to that line? It could be some kind of display adapter issue. Wh...

4 giorni fa | 0

Risposto
When are previous version of MATLAB at end of life?
Not sure but those are new enough that they are still supported. If you did have like a 15 year old version, it would probably ...

4 giorni fa | 0

Risposto
my license check failed for cytomap. Please help?
What license? Can you run MATLAB at all, even before trying to run Cytomap? If so, I'd recommend you contact the author: http...

6 giorni fa | 0

Risposto
my detector shows multiple bounding boxes .
I don't know what your detector does or how it operates or even what function you called. However maybe you can run through the...

6 giorni fa | 0

Risposto
How to make a nonperiodic signal periodic?
How about making it for one chunk, and then using repmat to make copies of it? You can't go from t → -∞, +∞ but you can go for...

6 giorni fa | 1

Risposto
insert two vertical axes (left and right) into the same bar graph
Wow, that is confusing. As a consumer of your data visualization, that would be very confusing for me to interpret. What I'd...

6 giorni fa | 1

Risposto
Return largest number of decimal places in a vector of numbers
All double numbers have the same number of decimal points, unless they're rounded, because they're all 64 bit numbers. Watch: ...

6 giorni fa | 0

Risposto
Identifying regions in matrix rows
If you have the Image Processing Toolbox, it's pretty easy: M = [...] 1 2 3 -1 -1 -1 -1 -1 -1 ...

6 giorni fa | 0

Risposto
How can I deactivate MATLAB on a pc I cannot access?
You can do it via the webiste. Login to mathworks.com with your account credentials. Go to "My Account" by clicking on your ic...

6 giorni fa | 0

Risposto
imwrite is corrupting a mex file when I run it
I believe imwrite, when saving tiff files expects them to be uint8 in the range of 0-255 or uint16 in the range 0-65535. You're...

6 giorni fa | 0

Risposto
Draw samples using a Non-Gaussian distribution
Let's say you have a vector of 100 numbers. The numbers could be anything -- doesn't matter, and we don't care. To make x from...

6 giorni fa | 0

| accettato

Risposto
how sort data in the excel
Try this: filename = "sort_dataset.xlsx"; % Read data into a table variable. t = readtable(filename) % Sort table in order ...

8 giorni fa | 1

| accettato

Risposto
Invalid expression please fix :(
"can send screenshots of code running that would be helpful". It runs fine in r2023a and r2023b (see below). Now it's your tu...

8 giorni fa | 0

Risposto
how to solve this problem, when run a exe
You can get any MCR from here: https://www.mathworks.com/products/compiler/matlab-runtime.html

8 giorni fa | 0

Risposto
Complex Roots of a quadratic function
Why not call the built-in roots function? help roots

9 giorni fa | 0

Risposto
Error when upload image to GUI
You do not have an axes with the name axes2. Open up GUIDE, click on all your axes controls, and look at the "Tag" property. S...

9 giorni fa | 0

| accettato

Risposto
Color Label Image By Region Property
You can still use label2rgb -- just construct your colormap so that each row has the color you want for that particular blob (ba...

9 giorni fa | 1

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