Sim

Last seen: 18 días ago | Active since 2019

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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 ...

28 días 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...

alrededor de 1 mes ago | 2 answers | 0

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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...

alrededor de 1 mes ago | 1 answer | 0

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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...

alrededor de 1 mes ago | 1 answer | 0

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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...

alrededor de 1 mes ago | 1 answer | 0

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Answered
Compact way to extract day and hour from a datetime / 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...

alrededor de 1 mes ago | 0

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Compact way to extract day and hour from a datetime / datestrings format ?
I have a cell array including datetime / datestrings data, i.e. days and hours. Here following, I show two examples related to...

alrededor de 1 mes ago | 2 answers | 0

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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......

alrededor de 2 meses 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 ...

alrededor de 2 meses 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.

alrededor de 2 meses 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 ...

alrededor de 2 meses ago | 0

| accepted

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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...

2 meses ago | 3 answers | 0

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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...

3 meses ago | 1 answer | 0

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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 ...

3 meses ago | 1 answer | 0

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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); ...

3 meses ago | 2 answers | 0

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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...

3 meses ago | 4 answers | 0

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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...

3 meses ago | 1 answer | 0

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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...

4 meses ago | 1 answer | 1

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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...

4 meses ago | 1 answer | 0

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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 ...

4 meses ago | 1 answer | 0

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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...

4 meses ago | 2 answers | 0

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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...

4 meses ago | 3 answers | 0

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Answered
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...

5 meses 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 ...

5 meses ago | 1 answer | 0

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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...

5 meses ago | 3 answers | 0

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Answered
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; ...

5 meses 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...

5 meses ago | 2 answers | 0

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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...

5 meses 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 ...

5 meses ago | 1 answer | 0

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Answered
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 =...

5 meses ago | 0

Sim

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