Answered
Generating random number for the Inverse Gaussian distribution
If you have the Statistics and Machine Learning Toolbox, then you can generate N random numbers with N = 1000; % Set this to th...

19 dagen ago | 0

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Answered
Understanding standard deviation code
As explained clearly in the documentation for std: The "0" specifies that the standard deviation will be weighted by sqrt(N-1),...

19 dagen ago | 2

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Undefined function 'niftiread'
niftiread is a function from the Image Processing Toolbox. Do you have that toolbox installed and licensed?

19 dagen ago | 0

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How to concatenate cell array without causing nested cell array
% Input data years = [2007 2008 2005 2006 2007 2008 2005 2006 2007 2008]; % Initialize the first cell with the first year c...

19 dagen ago | 0

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Insert Interpolation Into Matlab Code
Here is my best guess at what you should do, to get what you want: Take the x argument out of the call to interp1 Change the d...

19 dagen ago | 0

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MatLab PCA-LDA Code
If you have the Statistics and Machine Learning Toolbox, then you can use the built-in pca function. I'm not sure what you mean...

19 dagen ago | 0

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How to generate rayleigh random variables with specified mean value having minimum value?
If you have the Statistics and Machine Learning Toolbox, then you can generate n Rayleigh-distributed random numbers using the r...

20 dagen ago | 0

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How can I add line of best fit into my subplots. I have tried to use polyfit but it doesn't work.
As stated in the polyfit documentation, it requires three inputs. (The third input is the degree of the fitting polynomial.) Yo...

20 dagen ago | 0

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Getting an error message and don't know how to fix
abs(v) is a vector, so the right-hand side is a vector. You are trying to put that into one element of v on the left-hand side....

20 dagen ago | 0

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Answered
Randomly changing a value of a matrix
M = zeros(5,5); M(randi(25)) = 1; This algorithm takes advantage of the power of linear indexing.

20 dagen ago | 0

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Answered
find the σ and the μ of the lognormal function, having 1st percentile and the 99th percentile
First you need to understand the math problem, then you can use MATLAB to solve numerically. You can find the CDF of the lognor...

20 dagen ago | 1

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Answered
is there a way to flip an array
Yes, the transpose command. xt = x.'; % or xt = transpose(x);

21 dagen ago | 0

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Find histogram bins at which cumulative histogram has 75% of maximum value
You don't give much detail. Do you have the underlying data, or just the counts from the histogram bins? If you have the data, ...

21 dagen ago | 1

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Combining two tables from different years. Find the duplicates through key column.
Sounds like you could use the ismember command.

21 dagen ago | 1

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Nested Loops Not Changing with Time
Nothing in your inner for loop depends on n. Things depend on N. So it looks like that inner loop just does the same calculation...

22 dagen ago | 0

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Counting consecutive repeat values for each row in matrix
First, I would download Jan's RunLength utility from the File Exchange, which was designed to solve exactly this kind of problem...

22 dagen ago | 1

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Answered
Working with 1d vector sequences
Still fairly brute-force, but here is a little function that will pad a row or column vector, retaining the orientation: functi...

22 dagen ago | 0

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Working with 1d vector sequences
v = v(:); will be a column vector regardless of whether it came in as a row or column vector. So, you could "pre-process" your ...

22 dagen ago | 0

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If I develop a function faster than Matlab built-in function...
First, I would submit it to the File Exchange. Then, I guess you could contact support, using the little icon of the telephone ...

23 dagen ago | 0

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Plotting planets in MATLAB
You have given very little detail about how your data are stored. There are a few possible ways, depending on that. % Pretend d...

23 dagen ago | 0

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Display Markers At Specific Data Points
The marker indices functionality was introduced in version R2106b. If you have an older version, then you'll get an error. You ...

23 dagen ago | 1

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Return rank value of a row
Here is another solution: [~,rank] = ismember(Sscore,sort(Sscore,'desc'));

23 dagen ago | 1

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Return rank value of a row
[~,idx] = sort(Sscore,'desc'); [~,rank]= sort(idx)

23 dagen ago | 1

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Answered
Using find command to find bifurcation points
Here is a loglog plot of the difference between M(1,:) and M(2,:). I think what you are actually trying to do is find the f...

23 dagen ago | 0

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Answered
Compare two arrays (intersection) and create new array with output columns, but with repetitions
It's a little convoluted, but this should work: A = [1 3500, 2 100, 2 564, 3 2140, 3 9820, 2 8952] B = [1 0 0 0.5, 2 0 0 0.8, ...

24 dagen ago | 0

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How to rearrange the output variables for matlabFunction()?
I don't know the answer to your sorting question. However, pulling back to the big picture for a moment, it seems like storing ...

24 dagen ago | 0

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Matrix manipulation Question - arranging rows
sortrows(a,1) See the documentation for sortrows for details.

25 dagen ago | 0

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GUIDE MATLAB R2019a
Create a simple app using GUIDE

25 dagen ago | 0

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How do I generate a matrix from a function?
Here is a better way to do it, without for loops at all: wind_speed_range = 15:5:115; air_temp_range = -60:5:10; [ww,aa] ...

25 dagen ago | 0

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How do I generate a matrix from a function?
Here is one way to do it, via similar for loops to what you set up. wind_speed_range = 15:5:115; air_temp_range = -60:5:10; ...

25 dagen ago | 0

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