Image Analyst
Followers: 80 Following: 0
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:
Industrial Statistics, Image Processing and Computer Vision
MATLAB, Visual Basic
Spoken Languages:
English
Pronouns:
He/him
Professional Interests:
Industrial Statistics, Image Processing and Computer Vision
Feeds
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background subtraction to detect human
If the common background is not zero then the images are not registered (aligned) or the brightness (pixel values) of the backgr...
background subtraction to detect human
If the common background is not zero then the images are not registered (aligned) or the brightness (pixel values) of the backgr...
2일 전 | 0
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Estimate area under a curve using finite approximations (lower sum with 4 rectangles of equal length)
Try this: f= @ (x) x.^2; x1=0; x2=1; n=4; totalArea=0; dx=(x2-x1)/n; % width of rectangle x = linspace(x1, x2, ...
Estimate area under a curve using finite approximations (lower sum with 4 rectangles of equal length)
Try this: f= @ (x) x.^2; x1=0; x2=1; n=4; totalArea=0; dx=(x2-x1)/n; % width of rectangle x = linspace(x1, x2, ...
3일 전 | 1
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your mathworks account login session has expired
I've notified the Mathowrk account team of the issue and they are looking into it. In the meantime, someone called them and the...
your mathworks account login session has expired
I've notified the Mathowrk account team of the issue and they are looking into it. In the meantime, someone called them and the...
4일 전 | 0
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Stuck in installation process after accepting terms of license agreement
Try the FAQ: https://matlab.fandom.com/wiki/FAQ#During_installation,_the_installer_crashes,_hangs,_gives_an_error_message,_does...
Stuck in installation process after accepting terms of license agreement
Try the FAQ: https://matlab.fandom.com/wiki/FAQ#During_installation,_the_installer_crashes,_hangs,_gives_an_error_message,_does...
5일 전 | 1
| 수락됨
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How can I plot a 3D parabolic trajectory?
For what it's worth, see my attached demo where I compute just about everything you could want to know about a projectile and it...
How can I plot a 3D parabolic trajectory?
For what it's worth, see my attached demo where I compute just about everything you could want to know about a projectile and it...
5일 전 | 1
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Help my password doesn't work to install updates
Can you login to the mathworks.com site from your internet browser with the same password? If not, try changing it then logging...
Help my password doesn't work to install updates
Can you login to the mathworks.com site from your internet browser with the same password? If not, try changing it then logging...
7일 전 | 1
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How to remove least significant bits in a pixel.
A simple method that works for both color and gray scale images is to use bitand: inputImage = imread('lena.jpg'); % Set last ...
How to remove least significant bits in a pixel.
A simple method that works for both color and gray scale images is to use bitand: inputImage = imread('lena.jpg'); % Set last ...
7일 전 | 0
답변 있음
how to convert index image into rgb image
When you did this: [X1,cmap]=imread('c09_1.tif'); Did you check the value of cmap? It's probably empty and so passing it to i...
how to convert index image into rgb image
When you did this: [X1,cmap]=imread('c09_1.tif'); Did you check the value of cmap? It's probably empty and so passing it to i...
11일 전 | 1
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How can I use table() with a variable number of columns?
Yes, you're going to have to do something. If you have more variables that you want to add to a column or columns you want to r...
How can I use table() with a variable number of columns?
Yes, you're going to have to do something. If you have more variables that you want to add to a column or columns you want to r...
12일 전 | 0
답변 있음
Matlab system command to run exe with inputs not working, command window pop-up
Did you leave anything out or is that exactly as you have it in the command window? Like are there any spaces in the program, l...
Matlab system command to run exe with inputs not working, command window pop-up
Did you leave anything out or is that exactly as you have it in the command window? Like are there any spaces in the program, l...
12일 전 | 0
답변 있음
Splitting two nearly overlapping curves
I have a demo that will fit multiple (6 in the demo) Gaussians to a curve. Change the variable in the demo if you want some oth...
Splitting two nearly overlapping curves
I have a demo that will fit multiple (6 in the demo) Gaussians to a curve. Change the variable in the demo if you want some oth...
12일 전 | 1
답변 있음
How to get a smooth scalar field on regular grids from irregularly distributed sample data?
See my attached scattered interpolant demo. It will make a smooth function everywhere. If you don't want it for certain pixels...
How to get a smooth scalar field on regular grids from irregularly distributed sample data?
See my attached scattered interpolant demo. It will make a smooth function everywhere. If you don't want it for certain pixels...
13일 전 | 0
답변 있음
Need a tangent line in my plot like the example provided but I cannot seem to do it
RhtFitted = linspace(5, 10, 1) gives only a single value, so of course no line will be plotted. You need at least two points t...
Need a tangent line in my plot like the example provided but I cannot seem to do it
RhtFitted = linspace(5, 10, 1) gives only a single value, so of course no line will be plotted. You need at least two points t...
14일 전 | 0
답변 있음
How to present the content of a field in a program?
Try this: a.a=234.5; a.b=444; a.s='This is an example'; a fn = fieldnames(a) str = sprintf('a = \nstruct with fields:'); ...
How to present the content of a field in a program?
Try this: a.a=234.5; a.b=444; a.s='This is an example'; a fn = fieldnames(a) str = sprintf('a = \nstruct with fields:'); ...
15일 전 | 1
| 수락됨
답변 있음
Matlab 'try now' and contact customer service doesn't work
Yes, there are all kinds of problems with everybody due to some greedy evil criminals that tried to blackmail Mathworks via a ra...
Matlab 'try now' and contact customer service doesn't work
Yes, there are all kinds of problems with everybody due to some greedy evil criminals that tried to blackmail Mathworks via a ra...
17일 전 | 1
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When will reading Mono12 Motion JPEG2000 (.MJ2) data with VideoReader be fixed? (2024a, 2024b, 2025a)
Thomas, It looks like it's still in the current version, R2025a, according to the bug report, so that means you're probably be w...
When will reading Mono12 Motion JPEG2000 (.MJ2) data with VideoReader be fixed? (2024a, 2024b, 2025a)
Thomas, It looks like it's still in the current version, R2025a, according to the bug report, so that means you're probably be w...
17일 전 | 1
| 수락됨
답변 있음
Cannot acquire a MATLAB license.
The license center still has a degradation resulting from the ransomware attack. See https://status.mathworks.com/
Cannot acquire a MATLAB license.
The license center still has a degradation resulting from the ransomware attack. See https://status.mathworks.com/
17일 전 | 0
답변 있음
I want to remove noise from my audio signal by simplest method?
For the simplest (but not necessarily the best or most accurate) try sgolayfilt() or movmean(). Is your combined a 1-D mono sig...
I want to remove noise from my audio signal by simplest method?
For the simplest (but not necessarily the best or most accurate) try sgolayfilt() or movmean(). Is your combined a 1-D mono sig...
17일 전 | 0
답변 있음
How can I place a linear regression line (line of best fit) through both plots in this code, but only from the halfway point to the end?
Do you already have the "linear distribution" and "chord and twist distribution"? Is that what columns 2 and 3 are? You are ...
How can I place a linear regression line (line of best fit) through both plots in this code, but only from the halfway point to the end?
Do you already have the "linear distribution" and "chord and twist distribution"? Is that what columns 2 and 3 are? You are ...
17일 전 | 0
답변 있음
Request for access to the "Deep learning Toolbox" license
I'd do what it says. Who gave you the initial information on how to install MATLAB? I'd contact that person or department.
Request for access to the "Deep learning Toolbox" license
I'd do what it says. Who gave you the initial information on how to install MATLAB? I'd contact that person or department.
19일 전 | 2
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simscape multibody link entering email is not working
See https://status.mathworks.com/ The fixes are starting to come through, for example Answers is now mostly working.
simscape multibody link entering email is not working
See https://status.mathworks.com/ The fixes are starting to come through, for example Answers is now mostly working.
19일 전 | 0
| 수락됨
답변 있음
I cant downlader the Matlab and the answer error
They know. See https://status.mathworks.com/ They're in the process of recovering from a ransomware attack. Answers is partia...
I cant downlader the Matlab and the answer error
They know. See https://status.mathworks.com/ They're in the process of recovering from a ransomware attack. Answers is partia...
19일 전 | 0
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waht is wrong with the network？I can not downlow anything from matlab(such as Mingw-win64,stm32supportpackage).And i can not open the MATLAB Answer
See https://status.mathworks.com/ "MathWorks experienced a ransomware attack. We have notified federal law enforcement of this...
waht is wrong with the network？I can not downlow anything from matlab(such as Mingw-win64,stm32supportpackage).And i can not open the MATLAB Answer
See https://status.mathworks.com/ "MathWorks experienced a ransomware attack. We have notified federal law enforcement of this...
19일 전 | 0
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"no healthy upstream" error when trying to access My Account
See https://status.mathworks.com/ "MathWorks experienced a ransomware attack. We have notified federal law enforcement of this...
"no healthy upstream" error when trying to access My Account
See https://status.mathworks.com/ "MathWorks experienced a ransomware attack. We have notified federal law enforcement of this...
19일 전 | 3
| 수락됨
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Matlab 2023b app designer component property panel is blank
Sometimes I've seen some panels be blank, like hte components panel. I can often fix it by clicking around, like try clicking o...
Matlab 2023b app designer component property panel is blank
Sometimes I've seen some panels be blank, like hte components panel. I can often fix it by clicking around, like try clicking o...
29일 전 | 0
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Why does fft of non-integer number of cycles sin wave NOT have sidelobes?
As you know, the FT of an infinitely long pure sine wave is a delta function. However you don't have an infinitely long sine wa...
Why does fft of non-integer number of cycles sin wave NOT have sidelobes?
As you know, the FT of an infinitely long pure sine wave is a delta function. However you don't have an infinitely long sine wa...
대략 1개월 전 | 0
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add a number of rows corresponding to the number in a numeric box
The code basically works. You just need to be sure that the edit field is a numerical edit field, not a character edit field, a...
add a number of rows corresponding to the number in a numeric box
The code basically works. You just need to be sure that the edit field is a numerical edit field, not a character edit field, a...
대략 1개월 전 | 0
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find sequence in a matrix
The first [1, 0] shows up at index 2, not 7. It also appears at index 6 and others. Probably the simplest way (a single line o...
find sequence in a matrix
The first [1, 0] shows up at index 2, not 7. It also appears at index 6 and others. Probably the simplest way (a single line o...
대략 1개월 전 | 1
답변 있음
Quick Access bar capacity
It might not be what you want but the only way I can find is to do Home/Favorites/Quick Access (from the tool ribbon) and then w...
Quick Access bar capacity
It might not be what you want but the only way I can find is to do Home/Favorites/Quick Access (from the tool ribbon) and then w...
대략 1개월 전 | 0
