Community Profile # Sim

Last seen: 4 days ago Active since 2019

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Question

different locations of y-axes and ylabels in subplots
I have 4 subplots and I would like to have: all the 4 ylabel texts (here called as "first", "second", "third" and "fourth") pe...

9 days ago | 1 answer | 0

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Question

Convert digital numbers to datetime elements
I have two types of time arrays, t1 and t2, with the same number of elements, i.e. 1056, and both indicating a time range of 44 ...

10 days ago | 1 answer | 0

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Question

Can "datetime" be responsible for the misalignment of data in a plot ?
I have two types of time vectors, t1 and t2, both indicating a time range of 44 days: % vector t1 t1 = linspace(0,44,1057); ...

11 days ago | 2 answers | 0

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Question

Extend a cell array of dates (from days only, to hours and days) in a compact way
I have a cell vector containing 44 dates, i.e. days: >> C ans = 44×1 cell array {'17-Jun-2017'} {'18-Jun-20...

11 days ago | 4 answers | 0

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Question

Subplots of subplots (maybe using subaxis)
I am using the beast exchange file, which default example, load('Nile.mat') % annual streamflow of the Nile Ri...

17 days ago | 1 answer | 0

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Question

How to create an overall legend for subplots with the SUBAXIS function?
Hi, how can I create an overall legend by using the subaxis function? The following example does not work: x = -10:10; city...

1 month ago | 1 answer | 1

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Question

Select elements of a matrix using an array (of indices)
Hi, I have a matrix composed of 2 columns, called A, and an array of "indices", called I. For each row of A, I would like to s...

1 month ago | 1 answer | 0

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Question

Compact way to horizontally concatenate a cell array without the first columns of the cells
Hi, I have two matrices A and B that are "stored" inside a cell array C. Just manipulating the cell array C (and not matrices ...

2 months ago | 1 answer | 0

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Question

Compact way to write matrices containing indices
Hi, I have an array A and a matrix B. (Task 1) First, I would like to check which elements of A are members of the first colum...

2 months ago | 2 answers | 0

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Question

If condition: "in each row of a matrix one element is zero and the other one is not zero"
How can I write the if condition in a more compact way than if size(find(sum(A==0,2)==1),1) == size(A,1) to express that "i...

2 months ago | 3 answers | 0

### 3

matlab_R2022a_maci64.dmg installation crashes after a while.. solutions?
I solved it by: disconnecting the wifi and using mobile phone data changing destination as /Applications/another_folder/MATLA...

2 months ago | 0

| accepted

Question

matlab_R2022a_maci64.dmg installation crashes after a while.. solutions?
matlab_R2022a_maci64.dmg installation crashes after a while.. solutions? Note 1: DESTINATION: /Applications/MATLAB_R2022a.app ...

2 months ago | 1 answer | 0

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Question

How to draw a "xline" with a given height for the line and a given vertical position for the text?
How to draw a xline with a given height for the line and a given vertical position for the text? In other words, I need a short...

3 months ago | 3 answers | 0

### 3

Create a patch which includes all the histogram profiles
@AndresVar: I also got a solution.... it has a few bugs, but it works in the way I was thinking... clear all; close all; clc; ...

3 months ago | 0

Question

Create a patch which includes all the histogram profiles
Hi, I have several profiles/skylines of histograms: hold on for i = 1 : 10 X = normrnd(3000,10,[1,1000 ]); histogram...

3 months ago | 2 answers | 0

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Question

How can I plot the profile/skyline of an histogram from histcounts?
Hi, how can I plot the profile/skyline of an histogram from histcounts? This is my attempt with the function stairs, which does...

3 months ago | 1 answer | 0

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Question

Plot occurrences of values with bin edges, by using "histcounts" and "plot" functions
Hi, I have 1000 normally distributed random numbers (with mean = 3 and standard deviation = 10): X = normrnd(3,10,[1,1000]) I ...

3 months ago | 1 answer | 0

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Sum elements in the first column according to repeated values in a second column
I found this solution, but I would like to avoid the loop for: [a,b] = unique(A(:,2)); [~,d] = unique(A(:,2),'last'); for i =...

3 months ago | 0

Question

Sum elements in the first column according to repeated values in a second column
Hi, I have a two columns matrix, where the elements of the second column are repeated (here below in my example, 55, 98 and 17 a...

3 months ago | 2 answers | 0

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Question

How to calculate the centroid / center of a patch?
Hi, how can I calculate the centroid / center of a patch? Maybe something like this? [Xc,Yc] = centroid(patch('XData',X,'YDat...

3 months ago | 3 answers | 0

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Question

Detect abrupt changes in signals with functions "wavedec" and/or "cwt"
Hi, I read a MATLAB article called "Detecting Discontinuities and Breakdown Points", where both the wavedec (1-D wavelet decompo...

3 months ago | 0 answers | 0

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Display cell array elements/texts in a figure, (i) by using a single index, (ii) separated by a comma, and (iii) by using annotation.
I think I found a solution: i = [1 3 4]; % single index groups = {'London-Berlin','Rome-Paris','Madrid-Athens','Boston-Dallas'...

3 months ago | 0

| accepted

Question

Display cell array elements/texts in a figure, (i) by using a single index, (ii) separated by a comma, and (iii) by using annotation.
Hi, I have a cell array containing some text: groups = {'London-Berlin','Rome-Paris','Madrid-Athens','Boston-Dallas'}; I would...

3 months ago | 1 answer | 0

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Question

How to change size and color of only some edges of a patch?
How can I change size/thikness and color of only some edges of a patch? For example, here I would like to change size/thikness ...

3 months ago | 1 answer | 0

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How can I create a patch between two graphs?
I think found the way: patch([x fliplr(x)], [y fliplr(y+2)], [z fliplr(z)], 'g') Everything together will be: clear all;clc; ...

3 months ago | 0

Question

How can I create a patch between two graphs?
How can I create a patch between two graphs ? clear all;clc; s = [1 2 3 4]; t = [2 3 4 5]; x = [0 1 2 2 4]; y = [0 0 0 0 0]...

3 months ago | 2 answers | 0

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Question

How to make a "page transpose" in a 3D matrix without using the function pagetranspose?
How to make a "page transpose" in a 3D matrix without using the function pagetranspose (due to older version of matlab)?

4 months ago | 2 answers | 0

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Question

Conflict between "TextLocation" and "annotation" when using "Legend"
Hi, I would like to use the position retrieved with the function TextLocation (by MathWorks Support Team) and use it for the ann...

4 months ago | 1 answer | 0

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Question

sum the elements in each row of a two-column matrix with the condition that one of the two values in each row is zero
Hi, I have a matrix with 2 columns: A = [ 3710 0 0 3714 3735 0 3719 ...

4 months ago | 1 answer | 0