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Domanda

What is the fastest way to export a large matrix of numbers from MATLAB to Excel (preferably as .xlsx) ?
What is the fastest way to export a large matrix of numbers from MATLAB to Excel (preferably as .xlsx) ? It looks like there ar...

11 giorni fa | 1 risposta | 0

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Domanda

A very fast way to find elements and their indices? (Is ismember fast?)
A very fast way to find elements and their indices? (Is ismember fast?) This would be my example: % input: create arrays "a"...

12 giorni fa | 1 risposta | 0

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Domanda

A very fast way to (i) concatenate and (ii) calculate the difference of elements?
A very fast way to (i) concatenate and (ii) calculate the difference of elements ? Here below my case / example: a1 = dateti...

12 giorni fa | 1 risposta | 0

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Domanda

A very fast way to sort datetime (in "ascend" mode)?
A very fast way to sort datetime (in "ascend" mode)? Here an example: a = datetime([ '2022-10-27 00:22:50.000' '202...

12 giorni fa | 3 risposte | 0

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Domanda

Is there any way to see if the functions I am using in a script/code are included in toolboxes or in the basic Matlab ?
Is there any way to see if the functions I am using in a script/code are included in toolboxes or in the basic Matlab ? The bes...

20 giorni fa | 1 risposta | 0

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Domanda

Are the top-ranked Matlab users working for MathWorks, or do they have another job ?
Are the top-ranked Matlab users working for MathWorks, or do they have another job ?

21 giorni fa | 2 risposte | 0

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Domanda

How to use dbscan for durations ?
How can I use dbscan for time durations ? A = duration({'00:01:01' '00:00:53' '00:00:55' '00:00:54' '00:...

27 giorni fa | 1 risposta | 0

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Domanda

How to cluster data in a histogram ?
How to cluster data in a histogram ? Desired output Input A = duration({'00:01:01' '00:00:53' '00:00:55...

27 giorni fa | 1 risposta | 0

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Domanda

Avoid a "loop for" to add multiple "datetime" elements to a cell array
Given the matrix "a" % (1) create the cell array / matrix "a" a = cell(3,3); % (2) add the first elements to the cell a...

circa un mese fa | 1 risposta | 0

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Domanda

Add new "datetime" elements to an existing cell array (matrix)
What I have so far: a = cell(3,3); index = [1 1 2 1 3 3]; b = datetime({'00:01:35' '00:01:1...

circa un mese fa | 1 risposta | 0

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Domanda

code vectorization: assign numbers or datetime/durations to cell arrays, without any loop
Here following I am trying to assign numbers or datetime/durations to a cell array, without any loop. In one case the result i...

circa un mese fa | 1 risposta | 0

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Risposto
difference of datetimes using the "diff" function
ah.... probably this one ? >> diff(a,1,2) ans = 8×1 duration array 00:04:11 00:01:09 00:01:24 00:15:...

circa un mese fa | 0

Domanda

difference of datetimes using the "diff" function
I would like to find the temporal difference between the elements in the first (left) column and the elements in the second (rig...

circa un mese fa | 1 risposta | 0

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Domanda

compact way to plot "duration" elements, with different colors
Do you know a compact way to plot a set of duration elements in different colors, without the loop for ? % input (set of durati...

circa un mese fa | 1 risposta | 0

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Domanda

histogram of datetimes with customisable bin width
How to plot a histogram of (differences of) datetimes, with a customizable bin width, such as 1 minute ? This is my attempt, bu...

circa un mese fa | 2 risposte | 0

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Domanda

writetable for a double entry table
When I write a table with a double entry as a csv file.... labels_1 = {'FirstName' 'Height' 'Weight' 'BloodPressure'} labels_2...

circa un mese fa | 1 risposta | 0

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Domanda

How to create a double entry table ?
How to create a double entry table ? Here below an example:

circa un mese fa | 1 risposta | 0

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Domanda

convert exp number to datetime
Hi, I have this number that I would like to convert into datetime.. I am not sure about which function to use and how.. any sugg...

circa un mese fa | 1 risposta | 0

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Domanda

Compact way to plot data with relative colors and legend
Is there any way to plot data with relative colors and legend in a more compact way than this one ? Note: to remove duplicates ...

circa 2 mesi fa | 2 risposte | 0

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Domanda

compact way to calculate euclidean distance among points
What is a compact way to calculate the euclidean distance among point "a" and the four points "b" ? % Input: a = [0,0]; % x_...

circa 2 mesi fa | 1 risposta | 0

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Domanda

A compact way to find max in one column with a condition on the second column
Given a = [35 -1 21 1 11 2]; I want the max in the first column, but the max cannot be that one where ther...

circa 2 mesi fa | 1 risposta | 0

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Domanda

Automatic change of legend's arguments
Let's consider this example: labels = {'A','B','C'}; hold on for i = [1 2 3] h(i) = plot(rand(10,1)); end legend([h(1)...

circa 2 mesi fa | 1 risposta | 0

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Domanda

How to calculate the average radius of a boundary in Matlab ?
How to calculate the average radius of a boundary in Matlab ? % Example rng('default') x = rand(30,1); y = rand(30,1); plot...

circa 2 mesi fa | 1 risposta | 0

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Domanda

Compact way to calculate the centroid of a boundary of a set of points
Is there any compact way to calculate the centroid of a boundary of a set of points ?

2 mesi fa | 1 risposta | 1

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Domanda

Error with clusterDBSCAN.discoverClusters
I was trying to run the Examples: Display Cluster Hierarchy, but I got an error. Any idea on how to solve it ? Here the cod...

2 mesi fa | 1 risposta | 0

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Domanda

Is there any implementation of the KMD clustering in Matlab ?
In Choose Cluster Analysis Method I do not see the KMD clustering (core) clusters. Is there any implementation of the KMD clust...

2 mesi fa | 1 risposta | 0

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Domanda

In "scatter"-related legends, how to make larger symbols ?
I tried to adapt the Adam Danz's solution for customising the legend properties related to a "plot", to, instead, the legend pro...

3 mesi fa | 1 risposta | 0

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Domanda

how to remove/kill the figure produced with colormap
how to remove/kill the figure produced with colormap colormap('parula')

3 mesi fa | 1 risposta | 0

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Domanda

San-serif \mathsf and \textsf are not supported when using interpreter latex (in Matlab R2022a)
When I run the following example, in which I use (1) \mathsf (2) \textsf and (3) interpreter latex together, plot(rand(3,10)); ...

3 mesi fa | 0 risposte | 0

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Domanda

How can I select the "Neue Helvetica" instead of the default "Helvetica" as "fontname" ?
How can I select the "Neue Helvetica" instead of the default "Helvetica" as "fontname" ? Currently I have the following: >> g...

3 mesi fa | 1 risposta | 0

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