Community Profile Benjamin

Last seen: Today Active since 2013

Statistics

All
• • • • • • • • • • • • Content Feed

View by

How to get average for each row in a cell array containing multiple matrices?
load('Hurst.mat'); To average the matrices in each cell in Hurst: cellfun(@mean,Hurst) To average the matrices in each cell i...

7 hours ago | 0

How to make a function generate random outputs using variables with given values?
t = linspace(0,2.*pi,1000); x = 4.*cos(t).*sin(2.*t).*cos(10*t); y = 7.*sin(t).*cos(3.*t); z = t; N = 3; figh = zeros(1,N);...

1 day ago | 0

Extracting the mean of 2nd column based on unique 1st column values.
Here are two similar methods that produce identical results: SINR_tmp = [ ... 1 22.6391; ... 1 22.6357; ... 1 22...

1 day ago | 0

| accepted

using accumarray to combine text
Does this do what you want? tdata = table([ 1 2 2 3 4 2]', ["a","b","c","d","e","f"]', 'VariableNames',{'EBID','Name'}); [uniq...

1 day ago | 0

Note that 10e-3 = 1e-2. Maybe that is the problem A=[11538.0882247944, 21569.4133365453] B=[11537.6120343925, 21611.5704794796...

3 days ago | 0

How to filter data from columns and extract corresponding x-values in excel files?
Here are some ways to do this, depending on exactly what you want to do. "Filtering" on column B only: % data = xlsread('Sampl...

3 days ago | 1

| accepted

Delete m consecutive rows every n rows
Here's one way to do it, with a matrix. The logic would be the same for a table. m = 6; n = 24; N = 87; data = (1:N).'+(0:...

3 days ago | 1

| accepted

How to use variable names/strings in a For cycle
Here is how you can do it: matrix = magic(5); for i = 1:5 eval(['B' num2str(i) '=matrix(:,' num2str(i) ');']); end wh...

3 days ago | 0

how to generate ramp signals at different sampling frequencies.
fs1 = 10; % sampling frequency 10 Hz (very low, so the individual samples can be seen in the plot) t1 = -1:1/fs1:1; r1 = t1.*(...

3 days ago | 0

Incorrect number of input arguments
It doesn't make sense to pass your legend to the title() function. You can remove it: lgd_1 = legend(app.UIAxes,'dTdhw(°C)','VD...

3 days ago | 0

| accepted

Research of an element in an array
Perhaps you mean to do this: disp ('Ricerca elemento X nel vettore somma S') X=input ('X'); K = find(S==X); if ~isempty(K) ...

4 days ago | 0

| accepted

How to create an output excel file after using uitgetfile to select multiple files?
Collect each file's "Sum" in a cell array inside the loop, and then write it to file after the loop: [file_list,path_name] = ui...

4 days ago | 0

| accepted

Auto Detect different file types?
Since the only difference between the way the two file types are read with readtext() is the delimiter, you can try different de...

4 days ago | 1

| accepted

Reading all values as a string from excel file
Maybe you can just convert the decimal times to datetimes using the datetime() function, after reading them in. now() datetime...

4 days ago | 0

Crop image from imagesc, after creating the image.
You can set the axes YLim to the relevant part. In your case: set(gca(),'YLim',[-1 0]);

4 days ago | 1

How can I add string character description in the X axes instead of numbers? Is there a way to enhancer this code?
Something like this? clear all; %get rid of everything in memory close all; %close all open figures %X axis Test_Cases = { '...

4 days ago | 0

| accepted

How to perform division correctly?
It's not because of division, per se, but because of floating-point arithmetic. No division here: a = 3*0.3; b = 0.9; a ==...

4 days ago | 0

Delete Output_Fcn in GUI
The outputFcn is for returning a handle to your figure (and additional outputs if you like), so you can call your m-file like th...

4 days ago | 0

| accepted

How to draw voronoi diagram population of country(Numerical one axis data) with name of country with Excel data.
Voronoi diagram is 2D. I don't know where you're going to get a second numeric axis. Using an index isn't very interesting. vor...

4 days ago | 0

| accepted

plotting a 2D line plot using data with 3 variables
Is something like this what you want to do? % 100 depth values: depth = 100:199; % 14 sediment diameter values: diameter = l...

5 days ago | 0

Error using reshape function when trying to split columns into equally sized columns in new cell array
The N's are not being calculated correctly, because this line is incorrect: N = block_size*ceil(numel(participants{j},1)/block_...

5 days ago | 1

| accepted

How to find the mode of an array?
One thing you can do is set your inner loop ('b' loop) to start at the index one after the current value of a. This way you neve...

5 days ago | 0

| accepted

Organize the logic to transform given matrix into required
A = [1 5 4 5 7; 2 5 5 5 8; 3 5 6 5 9] B = A.'; % transpose B = B(1:2:end,:) % take every alternate row, starting with 1st Or:...

5 days ago | 0

| accepted

How to extract data for some particular region from 1 dimenational satellite data (spatial)
load('sat_data.mat') whos() w idx = inpolygon(lon,lat,w.X,w.Y); scatter3(lon(idx),lat(idx),xch4(idx))

5 days ago | 0

| accepted

Organize the logic to transform given matrix into required:
A = reshape(1:9,3,[]).' B = triu(A); B(1:size(A,1)+1:end) = -1

5 days ago | 0

| accepted

Replacing text with value
A1 = 'A':'O' A2 = 1:15 r = 'AE'; [~,idx] = ismember(r,A1); s = A2(idx)

5 days ago | 0

| accepted

can deployed application run the 'run' function?
Unfortunately, run() is not supported in deployed applications. <https://www.mathworks.com/help/compiler/unsupported-function...

5 days ago | 0

| accepted

How to write struct back to h5 file
This is a partial answer, at best. But here's how you can modify the 'index' member of the 'table' dataset in that .h5 file, und...

5 days ago | 0

| accepted

How to quickly "plug in" numerical values into symbolic equations to get a numerical result
You can use subs() to do that. It will evaluate yt1 and give you a symbolic value, on which you can use double() to convert to a...

5 days ago | 0

| accepted