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Last seen: 11 days ago|Active since 2019

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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...

12 days ago | 1 answer | 0

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Question

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

12 days ago | 1 answer | 0

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Question

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)); ...

13 days ago | 0 answers | 0

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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...

13 days ago | 1 answer | 0

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How to show the variable name instead of its value in a plot's text, when using "syms", "text" and "latex" functions
Question: By using both syms, latex and text functions/tools (as in the example here below), how can I show the variable name in...

16 days ago | 2 answers | 0

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Answered
How to "automatically" show an equation, written in the matlab editor, as a text on a plot
@Star Strider why did you delete your solution ? syms x % x = 1 : 10 ; a = 0.5 ; y = exp(-a*x); % equation to show inside t...

16 days ago | 1

Question

How to "automatically" show an equation, written in the matlab editor, as a text on a plot
%Input x = 1 : 10; a = 0.5; y = exp(-a*x); % equation to show inside the plot plot(x,y) % Desired Output Note 1: my ...

18 days ago | 5 answers | 0

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Answered
Line incorrectly connects data points in a loglog plot
a = sortrows(a,[1 2]) loglog(a(:,1),a(:,2))

26 days ago | 0

|accepted

Question

Line incorrectly connects data points in a loglog plot
Given the array "a.mat" here attached, if I plot it, i.e. plot(a(:,1),a(:,2)) I get this picture Instead, if I plot it in a...

26 days ago | 1 answer | 0

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Question

Customise axis ticks and ticks labels with exponential notation
How can I customise both axes to get this figure, with this exponential notation ?

29 days ago | 1 answer | 0

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Question

How to avoid "NaT" when converting a cell into datetime ? (Or: how to add missing parts of datetime ?)
How to avoid "NaT" when converting a cell into datetime ? (Or: how to add missing parts of datetime ?) a = [ {'14-Jul-20...

30 days ago | 1 answer | 0

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Question

How to find the most dominant frequency(ies) of time series that include datetime ?
How can I find the most dominant frequency(ies) of this time series that includes datetime ? a = { '17-Jun-2021 12:00:00',...

1 month ago | 0 answers | 0

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Question

How to find the frequencies of a time series which contain datetime ?
How to find the frequencies of a time series which contain datetime, as in the following example ? (Note: I did not find such a...

1 month ago | 2 answers | 0

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Question

A compact way to remove empty rows in a cell array matrix ?
A compact way to remove empty rows in a cell array matrix, as the following one? >> a a = 8×2 cell array {'22-Ju...

1 month ago | 1 answer | 0

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Question

Store cell arrays composed of datetimes and numbers
Description & Goal. I have several cell arrays composed of datetimes "dt" and numbers/values "n", similar to this one: [cellstr...

1 month ago | 1 answer | 0

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Question

A compact way to find single digit numbers (i.e. numbers between 0 and 9) and replace them with two digit numbers
A compact way to find single digit numbers (i.e. numbers between 0 and 9) and replace them with two digit numbers ? For example...

1 month ago | 2 answers | 0

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Answered
A compact way to extract a date from a filename and transform it into a datetime
found it: s = '20210317'; datetime(s, 'InputFormat', 'yyyyMMdd') which gives this: ans = datetime 17-Mar-2021

1 month ago | 0

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Question

A compact way to extract a date from a filename and transform it into a datetime
A compact way to extract a date from a filename and transform it into a datetime ? E.g. from '20210317.csv' to ans = date...

1 month ago | 1 answer | 0

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Answered
How to convert a graph / edges list into a shapefile (.shp) ?
@Christine Tobler Since I did not understand exactly how to perform the steps you suggested... % Matlab graph --> geolineshape ...

2 months ago | 0

Question

How to convert a graph / edges list into a shapefile (.shp) ?
How to convert a graph / edges list into a shapefile (.shp) ? Here an example of graph "G", built up with Matlab: s = [1 1 2 2...

2 months ago | 2 answers | 0

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Question

How to cluster lines ?
How to cluster lines ? Here below an example: x = [1 1 2 3 4 5 6 7 1 1 2 3 3 4 4 5 15 15 15 16 16 16 17 18 20...

2 months ago | 1 answer | 0

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Question

How do I label the bars in my histogram with the function "histogram" ?
In a similar thread a user asked: How do I label the bars in my histogram? However, that person mentioned the function hist, in...

2 months ago | 1 answer | 0

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Question

find rows in a matrix where all the elements (of those rows) are not NaN
How to finds rows in "a" where both elements of those rows (2 in this case) are numbers and not "NaN" ? a = [ NaN Na...

2 months ago | 1 answer | 0

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Answered
紧凑的方式提取天从da和小时tetime / datestrings format ?
Thanks a lot @Voss, your code does what I need... In my case, I did in this way and it works: t = datetime(time_array); % I fou...

2 months ago | 0

Question

紧凑的方式提取天从da和小时tetime / datestrings format ?
我有一个单元阵列包括datetime / datestrings data, i.e. days and hours. Here following, I show two examples related to...

3 months ago | 2 answers | 0

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Question

Suggestions on how to detect anomalies in around 200k time series, maybe with deep learning, maybe in a fast way?
I have tried Time Series Anomaly Detection Using Deep Learning, with just a few thousands of time series, but it is very slow......

3 months ago | 2 answers | 0

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Answered
Find cycles in an undirected graph
Hey @Matt J! hope this message finds you well! I am back to my post after a while :-) ... I have a quite silly question..... I ...

3 months ago | 0

Submitted

Unique function for rows with switched elements
Find unique rows in a 2-element matrix, when rows have switched elements. E.g. when row "1 5" and row "5 1" are both present.

3 months ago | 1 download |

Answered
A (possibly compact) way to find (1) unique rows, when rows have switched elements, (2) rows with switched elements, and (3) indices of rows with switched elements
This is my solution and I have created the corresponding File Exchange if interested! a = [1 2 4 5 5 1 2 1 ...

3 months ago | 0

|accepted

Question

A (possibly compact) way to find (1) unique rows, when rows have switched elements, (2) rows with switched elements, and (3) indices of rows with switched elements
I have a 2-column matrix and I would need to find the following quantites, possibly in a compact way: unique rows, even when th...

3 months ago | 3 answers | 0

3

answers

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