Respondida
minimum output matrix from data
A=[ 0 2.8284 5.6569; 2.8284 0 2.8284; 5.6569 2.8284 0; 1.4142 3.162...

alrededor de 5 años hace | 0

| aceptada

Respondida
how to select multiple rows from a large matrix and leave 1 row every time
A = rand(20, 100); keepRowsIdx = setdiff(1:size(A, 1), 4:4:size(A, 1)); Columns 1 through 10 1 2 3 5 ...

alrededor de 5 años hace | 0

| aceptada

Respondida
You must pass X as a floating-point matrix.
Your TestSet must have the same structure as your Training set. You can try this result = predict(SVMmodel, Labels(:, 1:9));

alrededor de 5 años hace | 0

| aceptada

Respondida
How to create a new parameter in one table based on multiple observations in a second table?
Let's call you first able tabc and the latter tabd. What you bascially need is to first select patients with true events, and th...

alrededor de 5 años hace | 1

| aceptada

Respondida
Replace some values of a vector with values from another vector of the same size
You've missed the fact that k is of logical class: A = [0 0 -3 -8 -10 0 0] B = [-12 -12 -4 -4 -4 -12 -12] k = (A < B) C = A ...

alrededor de 5 años hace | 0

| aceptada

Respondida
Problems with creating a dynamic struct with num2str
First of all you cannot choose a digit as filed name due to the same reason you cannot choose it as a variable name. for i = 1:...

alrededor de 5 años hace | 1

| aceptada

Respondida
Change significance value in ttest2
I found a question asked here saying that trying ranksum should give the same p value as ttest2 ... No, it doesn't say that. ...

alrededor de 5 años hace | 0

Respondida
Summation of specific range of matrix
n = size(Q_all, 1)/56; Q_aus = (0); for i = 1:44 Q_aus(i, 1) = sum(sum(Q_all(56*i-55:56*i,:),2)); end

alrededor de 5 años hace | 0

| aceptada

Respondida
How to create two independent Normal distribution ?
You basically can generate multiple independent normal random variables form a multivariate normal dist. You just need to define...

alrededor de 5 años hace | 1

| aceptada

Respondida
Comparing data in a matrix/table
One way would be to use groupsummary: tab = a1 a2 a3 a4 ________ ________ __ __ ...

alrededor de 5 años hace | 1

Respondida
Rename 10000 Text files
files = {'tab1.txt', 'tab2.txt'}; target = replace(files, 'tab', ''); cellfun(@(x, y)movefile(x, y), files, target)

alrededor de 5 años hace | 0

Respondida
help with regexp on txt file
str = '16/12/2020 18:30:59.443 Ico 3 Vco 1e7 Ico -3.2e+8 Vco 1.12e-7 Ico -3200 Vco 2.345e14'; regexp(str, '(?<=(Vco|Ico)...

alrededor de 5 años hace | 1

| aceptada

Respondida
Changing color of a certain cell in a matrix after breaking a for-loop
You could overlay red rectangles on those cells passing the predefined cutoff (if you wanna stick with the summer colormap). ...

alrededor de 5 años hace | 0

Respondida
Writing Matlab Table to File
First of all, you are using fprintf incorrectly, and thankfully all MATLAB errors are quite intuitive. This one tells you, you'v...

alrededor de 5 años hace | 0

Respondida
Why I get 1×0 empty double row vector?
xq1 (and therefore X1) simply may don't contain min(oh1) since you are discretizing [0, max(oh1)]. What you can do is to find th...

alrededor de 5 años hace | 0

| aceptada

Respondida
EMBL RESTful API post request error
You are almost there, except that MATLAB doesn't have a dictionary data type as Python3 has, so you should construct a struct in...

alrededor de 5 años hace | 2

| aceptada

Respondida
Error using plot Vectors must be the same length.
The error is quite clear, 0:200 size doesn't match that of K. numel(0:200) is 201 while numel(K) is 199. It's better to replace ...

alrededor de 5 años hace | 0

| aceptada

Respondida
Move multiple rows without swapping
H = randi([0 1], 6, 10) H = 0 1 0 1 1 0 0 0 1 0 1 1 1 0 1 ...

alrededor de 5 años hace | 0

| aceptada

Respondida
How to get the mean of a graph ?
If you have the figure file (*.fig) the easiest way is just to open it and from Tools menu select Data statistics.

alrededor de 5 años hace | 0

Respondida
take a part from name
If the structure of your string always conforms to the above leading/trailing underlines, you can use regexp: str = 'CC5_ts1_CC...

alrededor de 5 años hace | 0

| aceptada

Respondida
Fancy Correlation Plots in MATLAB
Maybe something like this can work for you (after more polishing) % sample correlation matrix r = normalize(randn(10, 10), 'ra...

alrededor de 5 años hace | 1

| aceptada

Respondida
Scatter with different colors based on id column
What abou this? scatter(positionX, positionY, sz, ID, 'filled') % example scatter(rand(10, 1), rand(10, 1), 200, randi(5, 1...

alrededor de 5 años hace | 0

| aceptada

Respondida
How to correctly set up a particular Paired ANOVA test?
You can use ranova, but as you've realized it does not do multiple comparisons for you. You can do the post-hoc test with pairwi...

alrededor de 5 años hace | 0

Respondida
Program should continue running the remaining script
return is quite intuitive and it does what it's suppoed to do: Returns control to invoking script or function. If you wanna cont...

alrededor de 5 años hace | 2

| aceptada

Respondida
how to open multiple .txt files?
If all the files have the same structure/data format, you can use datastore to merge them: fileNames = {'t1.txt', 't2.txt', 't3...

alrededor de 5 años hace | 0

| aceptada

Respondida
Compare two tables arrays of different sizes
% create two tables [t1, t2] = deal(table("0" + (1:5)', "blah" + (1:5)',... repmat(1:3, 5, 1), 'VariableNames', {'v1', 'v2...

alrededor de 5 años hace | 0

Respondida
Matlab plugin and Rstudio packages
There are some equivalent R functions in MATLAB (e.g. here). But there is no tool that can automatically and perfectly convert a...

alrededor de 5 años hace | 0

| aceptada

Respondida
How could I change the axis for a boxplot that is automatically produced from ANOVA test?
You can set XTickLabel property of the generated boxplot. mydata = randn(20, 3); anova1(mydata); set(gca, 'XTickLabel', {'A',...

alrededor de 5 años hace | 1

| aceptada

Respondida
dot product between two different size of matrix
X = sum(bsxfun(@times, A, B), 2);

alrededor de 5 años hace | 2

| aceptada

Respondida
Calculate confidence interval of data set
I'm not sure if you want to calculate CI or something like reference range. Regardless, as you can see on quantile help page, it...

alrededor de 5 años hace | 0