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How can I modify a list of existing variables programmatically?
You've seen @Walter Roberson's answer, and it is spot-on. That being said, what you want to do is possible, using the appropriat...

más de 2 años hace | 1

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Get exact curve parameters in the fit function
The four decimal places are just the default display value. You can change that with the format command. For example, use format...

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If statement not working for trig quad check
I did not look in detail, but I'd be willing to bet that the problem lies in making comparisons between floating-point numbers, ...

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Mathematical functions across variables
If you just want to know their sum A(1,1) + B(2,1) If you want to add A(1,1) to the value stored in B(2,1) B(2,1) = A(1,1) + ...

más de 2 años hace | 0

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Plot ECDF and histogramm of distribution
Do you mean you want to avoid drawing the additional horizontal red lines? I think you'll need to do something "manually", beca...

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Are "fitrnet" and "fitnet" using backpropagation?
I am not an expert, but my read of the documentation is that all the algorithms used by fitnet, at least, will use backpropagati...

más de 2 años hace | 1

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How to update leap seconds
The file leapseconds.m calls a built-in file to get the list of leap seconds, but you can edit that file to add additional ones....

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Random number generate in an interval
A normal distribution, by definition, has support from negative infinity to positive infinity. You cannot have both a normal dis...

más de 2 años hace | 0

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I can not solve the errors
The direct cause of the error you are seeing is that in the line that gives the error, you are trying to matrix-multiply a 1x3 v...

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Error Code: Unable to perform assignment because the left and right sides have a different number of elements
My best guess is that while your t and v have the same number of elements (which would allow plotting them against each other), ...

más de 2 años hace | 0

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Sorting columns by header names
% Make up a data table N = 3; Column_B_data1 = rand(N,1); Column_A_data1 = rand(N,1); Column_C_data2 = rand(N,1); Column_D_...

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Horzcat Error in 3x3 matrix with multiplication of Matrices
There is nothing inherently wrong with the matrix you specified (as you can see from the code below). You'll need to share more...

casi 3 años hace | 0

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Need help in using trapz to integrate a definite function
trapz is probably not the best way to do this. You could use integral instead c=3*10^8; % speed of light in vaccum h=6.626*10....

casi 3 años hace | 1

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Need help in using trapz to integrate a definite function
Did you read the documentation for the trapz function? It expects either two or three inputs, not the four you provided. I am g...

casi 3 años hace | 0

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Break title into multiple lines?
You can create a multiline tile using either a cell array or a string array. Each element in the array corresponds to a separate...

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Fitting 3-d plot
Use meshgrid to make a grid out of your x and y vectors: x = 1:8; y = 1:11; z = rand(11,8); [xx,yy] = meshgrid(x,y); su...

casi 3 años hace | 0

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Slider (legacy) with no room to slide?
I believe this does what you want, for N=1. I frankly have not fully grokked how this works, but figured I'd post the solution ...

casi 3 años hace | 0

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Numbers prediction using advanced matlab code
The fact that you do not reproduce the same output every time is probably because the algorithm you are using has some random co...

casi 3 años hace | 0

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Is there a way to use a for loop to loop through structure fields?
Yes, you can. (Here, I just check the size, instead of calling a function.) mystruct.field1 = rand(2,3,5,7); mystruct.field2 =...

casi 3 años hace | 1

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How to obtain an array of the indices from the original array when using nchoosek
I have to admit I am not absolutely certain about what you want as input and output. Here is my best guess: A = [7, 8, 9]; C =...

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How do I fit two function in a same data at a time depending on the range ?
Here is a solution in which I fit the non-linear function (of the form you prescribe) to the data. (For fun, I added some stati...

casi 3 años hace | 0

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How do I fit two function in a same data at a time depending on the range ?
If the data are truly smooth, as what you posted (and does not have statistical fluctuation), then you just need to find the fir...

casi 3 años hace | 0

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transform bar chart with separate bars (for each value of y) to bar chart with overlapping bars
load matrix M = matrix(:,2:end); [sortedM,sortingIndex] = sort(M,2); cm = [[1,0,0]; [0,0,1]; [0,1,0]; [1,0,0.52]]; fi...

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How to incorporate likelihood component in posterior estimation?
I am not experienced using these models, but based on the workflow described in this documentation, I think you just need to use...

casi 3 años hace | 0

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In the operation of filtfilt, does the filtering process occur in the row direction or the column direction?
Per the documentation page filtfilt ... "The function operates along the first array dimension of x unless x is a row vector. I...

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3D plot origin shifting
By default, the axes will go from smaller to larger number, starting from the point "nearest" you, moving "away". It seems like ...

casi 3 años hace | 0

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How to shape the subplot to square and change colorbar label to top of the bar?
One way is to add axis square after each imagesc call: set(0,'DefaultAxesFontName','TimesNewRoman'); set(0,'DefaultAxesFontSiz...

casi 3 años hace | 0

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Creating vector for parametrizing ANN
You should be able to use the fullfact function to do this. I am not exactly certain about the final result you want, but here ...

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What is the difference between the 'basis' and 'DiscountBasis' in Function 'bndtotalreturn'
That's a finance question, not a MATLAB question. Here is simplest (but I think correct) explanation I can come up with: Basis...

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numerical oddity with decimal multiplication
Possibly the most "popular" question on this forum. Read the Accuracy of Floating-Point Data section of the Floating-Point Numbe...

casi 3 años hace | 2