Answered
Shifting the first element of an array to the end
a = 1:4; circshift(a, 1)

3 months ago | 1

Answered
stepwiselm() function is not taking the last column of table as Response variable
The issue stems from variable Timestamp, which is of class datetime. You need to first convert it to numeric type: data = readt...

3 months ago | 1

Answered
Floating bar graphs with characters and numerical data
What about this? tags = ["Al", "Ti", "Nb", "Co", "Mo"]; ranges = [0.01 0.58; 0.76 1.95; 5 5.61; 0 1; 2.63 3.11]; h = gca; h....

3 months ago | 0

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Answered
Counting number of words and their characters
Maybe this help txt = ["Why MATLAB doesn't offer much for data science?"; "Python and R beat MATLAB in ML"]; voc = tokenizedDo...

3 months ago | 0

Answered
How to combine multiple sheet in an excel file in to a single sheey
Follow this example: file = "test.xlsx"; % replace your file name names = sheetnames(file); data = table; for i = 1:numel(...

3 months ago | 0

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Answered
Any efficient way to identify a set of 1s in a big array?
Try this a = [1 1 1 -1 0 0 0 0 1 1 -1 0 0 1 1 1 1 -1 0 0]; astart = [1, 9, 14]; astop = [3, 10, 17]; dda = diff([0, 0, dif...

3 months ago | 0

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Answered
I have 45x484 matrix but when I calculate coeff pca function, I am getting coeff with 484x44 matrix which causes errors in biplot. Why is the rows and columns switch places?
Well you should find the answer in your problem not MATLAB pca function. You have 45 observations with 484 variables, so degree ...

3 months ago | 1

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Answered
Extracting specific data from multiple excel files and create a single matrix from those
You can use readmatrix (assuming all values are numeric, otherwise use readtable) or fileDatastore to read those files. Somethin...

3 months ago | 1

Answered
Printing a MATLAB table on the console which contains both characters and ints
One simple way is to convert them to categorical, but if you're doing something with that variable, extra care should be taken. ...

3 months ago | 0

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Answered
Intersect table with Id scattered
If both tables don't share same key ids, you can simply join them as: tOne = table(["x1", "x2", "x3"].', (1:3).', 'VariableName...

3 months ago | 0

Answered
Access data from table and assign to variables
This might work tab = table({'Car'; 'Bike'; 'Cycle'}, [50; 20; 5], [2; 1; 0],... 'VariableNames', {'Vehicle', 'speed', 'fu...

3 months ago | 0

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Answered
Is it possible to use non-image data as inputs for the Deep Network Designer App?
Technically yes you can, I assume something like this would work: dlData = reshape(data', [1, 1, size(data, 2), size(data, 1)])...

3 months ago | 0

Answered
Find places before or after zeros in vector
a = [0 0 0 1 1 1 0 0 1 1 1 0 1 1 1 0 1 1 0]; before = [0 0 0 1 0 0 0 0 1 0 0 0 1 0 0 0 1 0 0]; after = [0 0 0 0 0 1...

3 months ago | 1

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Answered
How many computers can I associate with my educational license?
From Pricing and Licensing under educational license: The products can be activated on up to four different computers, provide...

3 months ago | 0

Answered
How to save local variables (which are within a called function)
I don't know what's the use of doing this. But given what you need, you can do something like this: function dydt = vdp1(t,y) ...

3 months ago | 0

Answered
how to extract "F-statistic vs. constant model" value for fitnlm programmatically
I don't know if MATLAB has another helper function to fetch F-test stat., but you can extract it with information available in f...

4 months ago | 0

Answered
Replacing certain values in table with NaN based on different conditions
For table, you need to directly access the variable names/column indices. so, T(extremevalues) = NaN; won't work. This may hel...

4 months ago | 0

Answered
Why do I get correlation result NaN?
Unless you have a good reason to impute your missing data, you can remove missing values from both vectors. nanidx = isnan(A) |...

4 months ago | 2

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Answered
cdfplot and ecdf differences
They're the same (see cdfplot doc), the empirical CDF values are supposed to be used in stairs and not plot (smoothed) rng('def...

4 months ago | 1

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Answered
Why do I get NaN?
First, Height is already double, so A = 2; str2double(A) Secondly, first element of Height is NaN. Remove it prior to the ana...

4 months ago | 0

Answered
why does fitlme with a random effect gives the same results to fitlme without the random effect
This shows the model fits well with only fixed effect and there is no variance left for random effects. Also, your observations ...

4 months ago | 0

Submitted


bfilereader
bfilereader: Efficient processing of big delimited files in MATLAB

4 months ago | 1 download |

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Answered
how to prompt user to try again instead of letting MATLAB display "Index in position 1 exceeds array bounds" error message.
a= [1 2 3; 4 5 6; 7 8 9]; askAgain = true; while askAgain position = input ('input a number: '); if posit...

4 months ago | 0

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Answered
Errorbar on Box and Whisker Plot
If you want error bars on the same box plots, you can use something like this: tab = table(randi([1, 50], 20, 1), repmat([1; 2]...

4 months ago | 0

Answered
How to extract the data from webread output?
It's always better to first check the RESTful API documentations. In your case, you can get those values either by applying rege...

4 months ago | 1

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Answered
why Normal Distribution with Histogram not matching?
This is because histogram shows frequency of your sample, while PDF plots the density. Of course you can change the way histogra...

5 months ago | 0

Answered
how many times is a value repeated in a table
You can play with groupSummary which offers lots of options: tab = table(repmat([20; 50; 100], 20, 1), string((1:60).'), 'Varia...

5 months ago | 0

Answered
How to plot box plots of data of different sizes on the same figure?
You just need to define a grouping array: x1 = randn(128, 1); x2 = randn(100, 1); X = [x1; x2]; grp = [ones(size(x1)); 2.*o...

5 months ago | 0

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Answered
want to order and group files
You can try regexp or pattern: dcm = "00022.dcm"; bmp = ["2015220700022_Frame20.bmp", "2015220700023_Frame20.bmp", "2015220700...

5 months ago | 0

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