# Stephen

Suspensa Vix Via Fit

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**Content Feed**

Read and extract specific values from a textfile

The numeric values below are in two matrices, you can use indexing to extract the t, Gh, etc. vectors. format short G str = fi...

ongeveer 6 uur ago | 1

I'm trying to make a function and my if statement isn't working properly

Assuming that mu is scalar: if a(i) >= mu % ^^^ you need this indexing Note that the MATLAB approach would be to get rid of...

ongeveer 8 uur ago | 0

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Why sometimes a matlab function is called without input arguments?

"I have seen that matlab function like this function dx = some_name(x, u, p) is called as following model = @some_name;" That s...

ongeveer 10 uur ago | 0

Store directory listing into loopable structure

The MATLAB approach: P = 'C:\Users\dbhadra\Desktop\MSD\Sensor Mixing\Pr14 Ryan Data\TC2\RT\Closed_Loop'; S = dir(fullfile(P,'*...

1 dag ago | 0

How to remove decimals digits from datetime arrays?

Assuming that the goal is to truncate at some precision (which is totally independent of the FORMAT), then this works: T = date...

2 dagen ago | 0

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Error when converting Matlab time (double) to datetime (raw data captured from RealTerm)

"Why the clock time jumps from '05:01:59.971000000' to '05:01:00.230000000' if the double type times are sequential?" Because y...

2 dagen ago | 0

How to create 4D matrix with several 3D matrix??

C = {all of your N 3D array in one cell array}; A = permute(cat(4,C{:}),[4,1,2,3]); But it would be simpler and more efficient...

2 dagen ago | 0

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how to parse different sections of text file into separate matrices

TEXTSCAN makes this relatively easy: out = {}; fmt = repmat('%f',1,7); opt = {'CollectOutput',true}; fid = fopen('test.txt')...

3 dagen ago | 0

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Question about using ismembertol function

"The result should show that A has not been found in B... You do not explain why you think that. I am guessing that you misunde...

3 dagen ago | 1

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How to get two arrays from .txt file?

MATLAB does not have ragged arrays, you could import them as vectors, e.g.: format short G str = fileread('arrays2.txt'); tmp...

3 dagen ago | 1

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Loop through field variables named AnB, where n is an arithmetic value

for ii = 1:9 fnm = sprintf('B1N%dFy',ii); Stdwind_pstill.OutputChannels(k).(fnm) end https://www.mathworks.com/help/...

3 dagen ago | 0

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How to split binary cells and convert them to dec?

More efficient than using CELLFUN: C = {'0100101000101000';'0100101000101000';'0100101000101000';'0100101000101000'} V = [4,2,...

3 dagen ago | 0

I want to make a time series from 2016/1/1 00:00 to 2016/12/30 00:00 with one hour difference

V = datetime(2016,1,1):hours(1):datetime(2016,12,20); V = V(:)

3 dagen ago | 1

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access multiple csv files from different folder

This should get you started. Because you did not upload any sample files I could not test it, therefore it will probably not wor...

3 dagen ago | 0

How to make two seperate list of files from one list of files?

all_files = dir(fullfile(Folder, '*.mat')); green_files = all_files([2,3,7,8,12,13]) red_files = all_files([4,5,9,10,14,15])...

4 dagen ago | 0

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Moving Bulk MATLAB file to different folders

P = 'absolute or relative path to where the files are saved': S = dir(fullfile(P,'*.mat')) for k = 1:numel(S) [~,N,~] = f...

5 dagen ago | 0

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Reading all values as a string from excel file

In Excel dates are stored as serial date numbers, so what you are getting is the raw data. The best solution is to use READMATR...

5 dagen ago | 0

How do I convert a 2d matrix to a 3d matrix and vice versa efficiently?

format compact A(:,:,1) = [1,2;3,4;5,6]'; A(:,:,2) = [10,20;30,40;50,60]'; A(:,:,3) = [11,21;31,41;51,61]'; A(:,:,4) = [100,...

7 dagen ago | 0

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Submitted

Numeric to Ordinal-String

Convert numeric values to a string array of integers with ordinal suffixes. Fully vectorized!

7 dagen ago | 3 downloads |

Submitted

Number to Yllion

Convert a number to text giving the value using Donald Knuth's Yllion naming scheme.

7 dagen ago | 1 download |

How to find the index of the minimum value in a matrix.

Where M is your matrix: [R,C] = find(M==min(M(:))) or [~,X] = min(M(:)); % or [~,X] = min(M,[],'all','linear'); [R,C] = ind2...

9 dagen ago | 1

Get all unique combinations of 2 columns from a table

V = {'Item1','Item2','Item3','Item4'}; T = table(1, 5, 7 ,10, 'VariableNames',V) X = nchoosek(1:numel(V),2); D = diff(T{:,V}(...

9 dagen ago | 1

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How do I transform this format 202007011030 (2020 07 01 10:30) into a readabel format?

You can easily import as DATETIME, no need to import as text nor fiddle around with text: fid = fopen('Fehmarn_Wind_date.txt','...

9 dagen ago | 0

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How to create a 3D matrix from subtracting 2D matrices (like creating 2D matrix from subtracting vectors)?

C = permute(A,[1,3,2]) - permute(B,[3,2,1])

9 dagen ago | 1

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Reading text file data with different data formats

Move the "header" to the top: txt = fileread('sample test data.txt'); [hdr,spl] = regexp(txt,'^#[^\n]+','match','split','linea...

9 dagen ago | 1

Use of assignment '=' in plot command?

That name-value sytnax was introduced in R2021a: y=1:10; plot(y,'.-',linewidth=2) % ^^^^^^^^^^^ this syntax introdu...

10 dagen ago | 0

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Write sections of a long string as new lines in a text document

sub = 'XYZYXYZYZYZXYZYXYZ0XYXYXYX'; tmp = split(sub,'0'); fprintf('%s\n',tmp{:})

10 dagen ago | 0

| accepted