Answered
How can I get all properties of some object of UIAXES app designer
If I have a book sitting on a table and I touch the cover of the book, have I touched the table? No. So things that are concerne...

3 years ago | 0

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Custom exponential fit doesn't seem to work
Consider specifying the Normalize name-value pair argument in your fit call to normalize the X data. In my example below I'll us...

3 years ago | 0

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apparently the command rmoutliers does not do the job correctly
Rather than going directly to rmoutliers I recommend using isoutlier to detect the outliers then process the resulting logical a...

3 years ago | 0

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Answered
Failed to "dot indexing" the data from uitable
The Data property of a uitable can contain different types of data, as stated on this documentation page. If you had stored a ta...

3 years ago | 2

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Answered
How to modify the built-in 'fetch' function so that it can select columns flexibly?
s = {'Larry', 'Curly', 'and Moe'} s2 = strjoin(s, ', ')

3 years ago | 0

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Answered
griddedInterpolant bug with Matlab Coder in R2022b
The first error you received is not a bug. The fact that griddedInterpolant requires that the sample points be vectors rather th...

3 years ago | 0

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I want to count (tally) the number of occurrences of any generated integer over a 156 for-loop.
Are all these values integer values? If so consider using histcounts with the 'integers' BinMethod. values = randi(100, [200, 5...

3 years ago | 0

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Incorrect Inputformat for datetime function
If I look at the documentation for the Format property on the datetime documentation page, two of the "Examples of Common Format...

3 years ago | 1

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Finding the mean value of a set.
Original data: x= [1 2 4 6 2 7 8 4 5 7 8 9] Reshape it into a 3-by-whatever matrix. I'll let MATLAB figure out what "whatever"...

3 years ago | 0

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How do I replace -1.0000e+30 with NaN?
Since I'm guessing -1e30 is an outlier in your data you could use filloutliers. I'll use a slightly smaller outlier value for th...

3 years ago | 0

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Query regarding update to MATLAB R2022b.
That is correct. Generally there are enough significant changes between releases that some sort of "incremental update" like you...

3 years ago | 0

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Answered
Variables from diagram do not exist after run
The histogram handle h and its properties are tied to the existence of the histogram object in the figure window. If that histog...

3 years ago | 0

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is it possible to make this code shorter?
One function that will be of use to you is cumsum. This will let you avoid variables with numbered names like r1, r2, r3, etc. I...

3 years ago | 0

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Sim() error in MATLAB app designer
y=sim('app.var',p); %estimted This tries to call a version of the sim function that accepts a char vector as the first input...

3 years ago | 0

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Working around Global Variables and Pointers
Since each Particle and each Room represent a unique physical object they should probably be handle classes with handle semantic...

3 years ago | 0

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Test of whether matrix is Symmetric Positive Definite is giving wrong result when matrix is not symmetric
From the chol documentation page: "If A is nonsymmetric , then chol treats the matrix as symmetric and uses only the diagonal an...

3 years ago | 1

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Answered
Error using * Inner matrix dimensions must agree.
F = 13; T = 0.1; n = (0:T:1); xn = cos(2*pi*F*n); t = linspace(-0.5, 1.5, 500); Now let's look at the terms you're multiply...

3 years ago | 0

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Want to purchase the license for System composer
If you have general sales questions or would like a quote for this product please contact the Sales department using the Contact...

3 years ago | 0

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solve a linear system of equations with several unknown parameters
syms f11 f12 f21 f22 g1 g2 V=[2 1 1; 4 1 1; 4 2 1; 2 2 1] ; F=[f11 f21;f12 f22;g1 g2]; U=[1...

3 years ago | 0

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Answered
how to interpolate outside the domain of x?
From Mark Twain's "Life on the Mississippi", a quote on the potential danger of extrapolation. "In the space of one hundred and...

3 years ago | 1

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Index exceeds the number of array elements. Index must not exceed 620757.
What is element number 11 of the following vector? x = 1:10 The answer to the question is "it doesn't exist." In situations wh...

3 years ago | 0

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Indexing a column, how to make it return corresponding column data instead of sample number?
Once you've computed those indices, you can use them to index into your array. voltage(inds, 1) But in this case you don't nee...

3 years ago | 0

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Draw a line
If you're using release R2018b or later you can use the xline or yline functions.

3 years ago | 0

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How to keep false as false, and not as zero
All the data in the array V must be the same data type. If x is not a logical array, the logical data will be converted to the c...

3 years ago | 1

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Standalone Compiler Load ImageDataStore
See the first Tip on this documentation page. If there's no reference in the code itself that tells MATLAB Compiler it needs to ...

3 years ago | 0

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How to add a constant value above a matrix in following code?
A = magic(4) B = [repmat(-999, 2, width(A)); A; repmat(Inf, 3, width(A))] This pads 2 rows containing the constant...

3 years ago | 0

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How to decide, number or character!
If for whatever reason (homework?) you cannot just use isstrprop like @Stephen23 suggested, look at the documentation page for t...

3 years ago | 1

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how to find the index of same datetime value
Truncate the datetime to the previous whole second then compare. d = datetime('now'); d.Format = d.Format + ".SSSSSS" d2 = da...

3 years ago | 1

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Efficient construction of positive and negative matrix
Instead of creating a very large binary matrix in order to extract a handful of columns, why not use bitget? x = (0:7).' b = [...

3 years ago | 0

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How to define a constant inside the 'fittype' function?
Yes, using the 'problem' name-value pair argument to both fittype and fit. See the "Create Fit Options and Fit Type Before Fitt...

3 years ago | 0