回答済み
In App Designer, how can I ensure that the values displayed on the UI do not appear in scientific notation?
Where or how are you displaying them? If you're using fprintf or sprintf, use %.3f or %g in your format specifier. If you're j...

約1年前 | 0

| 採用済み

回答済み
MNPBEM Error - Issue with dot product in tripolygon file
That does not seem to be a Mathowrks toolbox. I suggest you supply your faces and vertices in a .mat file to the publishers of ...

約1年前 | 0

回答済み
How do I redraw a picture given to me using its data points that I've found using the curve fitting app?
There may be other errors, but for one, you can't use 0 as the index into an array: D(0,0,0)=1; % Will throw error. Indexing s...

約1年前 | 0

回答済み
Cannot install Matlab 2006b on my Windows 11 laptop
See the FAQ: https://matlab.fandom.com/wiki/FAQ#During_installation,_the_installer_crashes,_hangs,_gives_an_error_message,_does...

約1年前 | 0

回答済み
MATLAB Classification Learner App
Here is what the AI Chat Playground says: Question: Does ClassificationLearner app use the same training and holdout sets for a...

約1年前 | 0

回答済み
Hello everyone, I need help. I am working on a robot arm project using MATLAB and a webcam to detect colors. Do you have any lessons or tutorials for me?
Sounds like you have a very controlled environment with known and fixed colors. What you could do with the image is to first ma...

約1年前 | 0

| 採用済み

回答済み
Connecting points on opposite end of mask
If you can get the inner boundary and outer boundary as separate arrays, then it would be easy to find the boundary point closes...

約1年前 | 0

回答済み
I am trying to find each particle area and each particle intensity through matlab.
Not sure what you mean by "Gaussian method" or by "I want to calculate individual or each particle intensity not the mean intens...

約1年前 | 0

回答済み
How can I extract the crack from the noise and human drawn grid lines?
What I would do is to first get rid of the grid lines, then analyze what's left for cracks. To determine the grid line location...

約1年前 | 1

| 採用済み

回答済み
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...

約1年前 | 0

回答済み
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, ...

約1年前 | 1

回答済み
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...

約1年前 | 1

回答済み
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...

約1年前 | 2

| 採用済み

回答済み
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...

約1年前 | 1

回答済み
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...

約1年前 | 1

回答済み
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 ...

約1年前 | 0

回答済み
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...

約1年前 | 1

Discussion

Stock Market Volatility
It seems like the financial news is always saying the stock market is especially volatile now. But is it really? This code wil...

約1年前 | 1

回答済み
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...

約1年前 | 0

回答済み
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...

約1年前 | 0

回答済み
Emergency
To make a .wav file from data, see the attached demo.

約1年前 | 0

回答済み
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...

約1年前 | 1

回答済み
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...

約1年前 | 0

回答済み
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...

約1年前 | 0

回答済み
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:'); ...

約1年前 | 1

| 採用済み

回答済み
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...

約1年前 | 1

回答済み
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...

約1年前 | 1

| 採用済み

回答済み
Cannot acquire a MATLAB license.
The license center still has a degradation resulting from the ransomware attack. See https://status.mathworks.com/

約1年前 | 0

回答済み
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...

約1年前 | 0

回答済み
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 ...

約1年前 | 0