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I don't know how to write the following problem: f(x)=2x^3-15.4x^2+2.7x+2.25 - Determine the area under f(x) on the interval [-1,8]. Use the zeros rounded to one decimal
Area under f(x) basically is just the definite integral of f(x) within the range, right? You know how to use matlab to do inte...

2年以上前 | 0

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I am given an array
Do you mean: a = [3 4 5 3 64 7 6 34 8 5 4 3]; m = mean(a); st = std(a); an = abs(a - m) > st; ind = find(an); a(ind) = an(...

2年以上前 | 0

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Matlab wouldn't find simple inverse
The inverse function is not well defined for all the possible a. For example a=1, there is no reverse function. If a is an o...

2年以上前 | 1

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Summing every nth column
Your logic is not consistent. from 1 to 300, there are 298 rows in between. But from 300 to 600, there are 299 rows in between. ...

2年以上前 | 0

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Looking for simulation folder of the work showed in attached link
You see the 'Copy Command' button on the top right corner? It is a shortcut for this command power_motordrive_IPMSM_FOC It wil...

2年以上前 | 0

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Change working directory to where the mlx file is saved
If that folder is in the matlab's path, you can which your_mlx_file.mlx

2年以上前 | 0

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Write in column of matrix
Left hand side A is a matrix, but right hand side also an A as a array? Also left hand side shall be A(:, 1) Try this: A = z...

2年以上前 | 0

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Dijkstra algoritm coding on multileg itineraries
Dijkstra algorithm actually gives you the seudo-code of the implementation. Just need to translate that seudo-code into matlab. ...

2年以上前 | 0

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Why am I getting "too many output arguments" when I am Quantizing an input speech?
It looks like quantize only returns one output, not 3 help quantize

2年以上前 | 0

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How to append image from UIAxes of App designer to the report generating using mlreportgen?
Assuming you are talking about matlab report, this reference talks about how to add a figure into the report.

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how do I show the images name on top of each picture
Add a title to each subplot, after you call subplot: title('Horse')

2年以上前 | 0

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How to use context menu for app designer
Each listbox has its own contextmenu, right? You should be able to tell which listbox is calling, right? Attach a screenshot i...

2年以上前 | 0

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how can a plot a function given by the user in app design?
It seem like all you need is this.

2年以上前 | 0

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Error using gmres. Too many output arguments.
It is working, at least for 2021a. Which version are you using please? When matlab outputs an error, it normally tells you whic...

2年以上前 | 0

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I keep getting the error: Error in Assignment7_1 (line 11) hyp2 = minimize(hyp, @gp, -100, @infGaussLik, meanfunc, covfunc, likfunc, x, y); when I run a code.
The last line calling minimize, which function do you want to call? Are you calling one of the built-in functions or a custom fu...

2年以上前 | 0

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Each data point plots as individual points not as one set of many points
plot can take arrays as inputs. So take the plot call out of the for loop. obj = VideoReader('VidName.avi') %same name as fil...

2年以上前 | 1

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How to delete a part of a curve?
Can you find the point? If you know the point (say t1), then you can have T1 = linspace(t1, 1500, 100); T2 = linspace(300, t1,...

2年以上前 | 0

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Solving an equation of 3 unknown variables by inputing 3 sets of data
Try it yourself first, and we can then help to improve your work. Your task can be broken down into the following subtask: Read...

2年以上前 | 0

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strcmp function using wildcards
Try regular expression.

2年以上前 | 0

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How to access *.mat files using Matlab drive and load them ?
Try without MATLAB Drive? Just load('data.mat')

2年以上前 | 0

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circle inside triangle tangent points
This is more like a math problem, is it? Can you compute two of the bisectors? They intercept right at the center of the circle...

2年以上前 | 0

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How to control the visibility of the panels through radio buttons?
create a funciton that sets everything to OFF. Call this function first, and then just set only the one you want to ON.

2年以上前 | 0

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A2L file
Start from the documentation of matlab A2L first?

2年以上前 | 0

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In the Symbolic toolbox,how to get the results like in the old version
Seems like the same answer but presented in different form. The new version factorizes the result for example for int(x-x^2) ...

2年以上前 | 0

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Unable to find Perl executable.
Acording to this anwer, matlab uses $SHELL to execute shell command. Most likely your SHELL env var is /usr/bin/fish. Check from...

2年以上前 | 0

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SLP optimization yields "Error Z must be at least a 2x2 matrix"
Your X is a 100x100 matrix, Y is also a 100x100 matrix. But your G is a 1x100 vector. The error is about your G (referred as Z)....

2年以上前 | 0

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getting different results with excel data
Without a sample file, it is difficult to investigate the problem for you. You might need to do this yourself: read the data fr...

2年以上前 | 0

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while executing this code in MATLAB iam getting an error like visualizeBoundary requiers more input arguments?
How did you call this function? It looks like this function needs: X: a nx2 matrix y: not sure how it is used in plotData. Mo...

2年以上前 | 0

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Create table in a for loop with text
Try this: files = dir('*.csv'); B = {}; for i = 1:length(files) csv = readtable(files(i).name, 'Range', 'A1:I8'); % Doub...

2年以上前 | 1

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how can i convert detected grayscale image object back into rgb form?
How about changing the red chili area of the last image to alpha = 0 (so it is completely transparent). Then overlay on top of t...

2年以上前 | 0