Community Profile

photo

DGM


Last seen: Today Active since 2015

Hi, I'm nobody.
I don't belong here, but I have nothing better to do.
Matlab used to be part of my work.
Now it's part of my hobbies.
That's pretty sad, really.

Statistics

All
  • Most Accepted 2021
  • 6 Month Streak
  • Guiding Light
  • 5-Star Galaxy Level 4
  • Revival Level 3
  • Knowledgeable Level 4
  • Explorer
  • Thankful Level 2
  • First Answer
  • Personal Best Downloads Level 3
  • First Review
  • First Submission

View badges

Content Feed

View by

Answered
How to slice an RGB image in CIE L* ranges?
I'm probably going to come back to this, but here's a sandbox example of some concepts. This shows one way to reduce the Lab ...

circa 2 ore ago | 0

Answered
How can i code for problems which have range
I'm not sure if this is exactly where you're going with your example, but let's say you have a vector and you want to print a me...

circa 20 ore ago | 0

| accepted

Answered
Getpts with SnapToDataVertex on?
I wouldn't expect datacursor settings to affect anything other than datatips. Nothing in the documentation suggests it should a...

1 giorno ago | 0

Answered
Plotting a parabola and an ellipse on the same graph
It's not being ignored; it's just so tiny that you can't see it. Change the domain over which you're plotting. x = linspace(-1...

1 giorno ago | 0

| accepted

Answered
How do I create a (10,10) matrix containing numbers from 1 to 100?
If we're posting solutions which are instructive, even if not ideal: A = zeros(10); A(:) = 1:100; A = A.'

1 giorno ago | 0

Answered
where is the mistake?
If you want it to do what your code implies: w = 'a4jkltr6mramlkrffgajr'; oo(w) function oo(w) if isstring(w) % string...

1 giorno ago | 0

Answered
How do we shift the cell of a variable and replace it by NaN?
It depends what you mean by "shift". Consider the two examples: x = 20:20:200 a = [NaN(1,5) x] % simply concatenate b = [NaN...

1 giorno ago | 0

| accepted

Answered
How do I rename the .mat files in a for loop?
Since your filenames all have variable-length numbers in them, they won't sort like you expect. If you've already run this code...

1 giorno ago | 0

| accepted

Answered
How can I turn the elements of a cell array into a bar graph?
Here's a start. This will space all the bars evenly, regardless of the date spacing: % create example array t = num2cell(date...

1 giorno ago | 0

Answered
what does the "-1" means in conditional statement?
Entering the if structure isn't conditional on -1, it's conditional on whether SimGlobal.aSatData(i).sOrbitData.sEphData.PRN is ...

1 giorno ago | 0

Answered
How to remove the number 0 between index1 & index2 ?
Assuming that you're only concerned with zeros between 1 or 2, and that all values are single-digit numbers, here's one way: A ...

1 giorno ago | 0

Answered
How to plot different y values for different x values, provided the x and y values are to be generated in a loop?
This is a start: n=100; b=6.9; r=5; y=(r-1)+0.5; e=0;z=2; U=9000; npoints = 500; a = linspace(4500,U,500); q = 2*pi*a...

1 giorno ago | 0

Answered
Is it possible to change the background color of data tips?
@Ankit is correct. There really aren't any such color properties for datatips. If you like frustration, you can always craft...

2 giorni ago | 0

Answered
Please write a script for summation of 1/k
I don't see why the code you wrote wouldn't work. N = 100; s = 0; % using sum as a name shadows the function sum() for k ...

3 giorni ago | 0

| accepted

Answered
How to align of words in matlab legend ?
So long as a variable-width font is in use, you're going to be fighting it. y = rand(3,10); plot(y); % all three strings ha...

3 giorni ago | 1

Answered
I have created an algorithm for a median RGB image filter, however, it doesn't seem to be working.
I don't know why you're using a weighting array that doesn't exist, but since you say this is a median filter, I'm going to assu...

4 giorni ago | 0

| accepted

Answered
How to divide a sequence into 8 groups?
I am going to assume that your "data" is a long character vector with no delimiters. v = char(randi([48 57],1,64)) % example ve...

4 giorni ago | 0

| accepted

Answered
Why am i getting two different MSE, while using formula and syntax immse?
The reason is that the two images are integer-class. The difference and square may result in data truncation. moving_img = imr...

4 giorni ago | 1

| accepted

Answered
image in image using hiding
Here. You either need a much larger host image, or you need to reduce the payload size. The payload can be reduced by reducing...

4 giorni ago | 0

| accepted

Answered
how to make my graph in center without moving it or dragging it to the center
There's no need for all this code repetition. The cases should not be nested. Create the unmodified vectors, create the modifie...

4 giorni ago | 0

| accepted

Answered
Frosty Filter: To create effect like frosted glass
There isn't really a tool made for this within IPT or base MATLAB. You can certainly roll your own, or you could write a small ...

6 giorni ago | 1

Answered
plotting x y cartesian coordinates
This isn't the core of the problem, but the way you wrote the x and y vectors causes them to be stored as 4x3 matrices. When yo...

6 giorni ago | 0

Answered
Is applying a binary operator (+,-,*,/) to char arrays supported by MATLAB or just a "trick"
MATLAB is a weakly-typed language; consequently, implicit type conversions tend to happen all the time. I don't know where (or ...

6 giorni ago | 0

Answered
How to go back to the input in a if?
This is a start %M=Righe della matrice A m = 4; %N=Colonne della matrice A nrange = [3 13]; % pull parameters out for fle...

7 giorni ago | 0

Answered
How to detect percentage of a color range inside an Image?
Something like this: A = imread('coloredChips.png'); % i just grabbed a picture that had some greens imshow(A) minvalue =...

7 giorni ago | 0

Answered
Mean filter with kernel size
This is a routine uni project. There are a lot of existing examples on the forum. Assuming the filter kernel is rectangular ...

7 giorni ago | 0

Answered
Highest value number in a repeating array of ascending numbers
If those simple rules can be depended upon, then A = [1;2;3;1;2;3;4;5;1;2;3;4;5;6;1;2]; seqpeaks = A(circshift(A==1,-1))

7 giorni ago | 2

| accepted

Answered
To save an image using imwrite
You'll need to decide whether you want to scale the data. Toward that end, you'll probably need to decide whether these images ...

7 giorni ago | 1

Answered
"Index in position 2 is invalid. Array indices must be positive integers or logical values" when performing a for loop
MATLAB uses 1-based indexing, so UI(j,0) isn't a valid index. You can just use 1 for the first column. The loop isn't really...

7 giorni ago | 0

Answered
Plot from a result obtained in local functions
Just get the vector returned by each of the local functions when you call them. Then you can plot them. Pmax_1 = max_press1(W1...

8 giorni ago | 0

| accepted

Load more