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**Content Feed**

What equivalent MATLAB commands plots PDF of data like 'hist' command plots histogram of data.

Something like this should work: data = normrnd(10,1,100,1); pd = fitdist(data, 'Normal'); x_values = 5:0.1:15; y_values = p...

9 giorni ago | 0

scatter plot data that meet a condition

% some random values A = randi([0, 100], 8, 2000); F = randi([0 1], 8, 2000); F = logical(F); % convert your flag to logical ...

9 giorni ago | 1

| accepted

How to calculate for significant difference between Cohen's Kappa values?

You can build confidence intervals around your Kappa values, and then see if they overlap.

9 giorni ago | 0

How to know which distribution is BCa method form bootci assuming my data follows

To my understanding BCa tries to correct for bias and skewness (acceleration, calculated from jackknife sampling) in the distrib...

9 giorni ago | 1

Is there a way to turn off the scale over the graph

h = gca; h.Box = 'on'; h.XAxis.TickLength = [0 0];

10 giorni ago | 0

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Standard Error for bivariable zscore normalized regression

And why is it surprising to you? You can read about how coefficients and their SE are calculated in linear regression. Standard...

10 giorni ago | 0

I have a table where each entry is a word/sentence. How do I count how many times a word shows up?

Check out groupsummary: gender = {'male', 'female', 'male', 'male'}.'; dogorcat = {'dog', 'cat', 'dog', 'dog'}.'; T = table(g...

12 giorni ago | 1

How can i change the linestyle in the parcorr function?

This should work: [~, ~, ~, h] = parcorr(randn(1000, 1)); set(gca,'YTick',[-0.3 0 0.5 1 ]) title('PACF Offshore') ylabel('pa...

15 giorni ago | 1

| accepted

Shifting the first element of an array to the end

a = 1:4; circshift(a, 1)

15 giorni ago | 1

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...

15 giorni ago | 1

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....

16 giorni ago | 0

| accepted

How to compute the correlation between two metrices of same dimenstion (correlation between a column of a matrix to corresponding column of other matrix)?

A = rand(10, 3); B = rand(10, 3); R = diag(corr(A, B))

17 giorni ago | 0

| accepted

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...

18 giorni ago | 0

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(...

18 giorni ago | 0

| accepted

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...

18 giorni ago | 0

| accepted

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 ...

21 giorni ago | 1

| accepted

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...

21 giorni ago | 1

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. ...

24 giorni ago | 0

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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...

25 giorni ago | 0

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...

25 giorni ago | 0

| accepted

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)])...

26 giorni ago | 0

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...

26 giorni ago | 1

| accepted

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...

circa un mese ago | 0

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) ...

circa un mese ago | 0

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...

circa un mese ago | 0

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...

circa un mese ago | 0

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) |...

circa un mese ago | 2

| accepted

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...

circa un mese ago | 1

| accepted

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...

circa un mese ago | 0

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 ...

circa un mese ago | 0