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Find the sum of all the numbers of the input vector

Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

4 Monate vor

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finding the distance between two points

To identify the distances between the nodes of a segment you first need to identify the nodes that make up that segment. Once yo...

finding the distance between two points

To identify the distances between the nodes of a segment you first need to identify the nodes that make up that segment. Once yo...

4 Monate vor | 0

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How to calculate repeated calculation using LOOP?

Note that you can add data (e.g. a .mat file) to your question using the paperclip symbol. Without it is is difficult to validat...

How to calculate repeated calculation using LOOP?

Note that you can add data (e.g. a .mat file) to your question using the paperclip symbol. Without it is is difficult to validat...

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Creating rainbow coloured plots in 3d

This can be done with the patch command, see below for a demonstration numPoints = 100; % create a random line Grid = zeros...

Creating rainbow coloured plots in 3d

This can be done with the patch command, see below for a demonstration numPoints = 100; % create a random line Grid = zeros...

4 Monate vor | 0

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What are the obs values in this spherical surface equation?

I added some comments in the code below. % define the center of the sphere (i.e. the location of the centroid of the sphere) c...

What are the obs values in this spherical surface equation?

I added some comments in the code below. % define the center of the sphere (i.e. the location of the centroid of the sphere) c...

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How to automatically run all matlab files in a folder

something like this should work folder = 'YourFolder'; mfiles = dir(fullfile(folder, '*.m')); % loop over the files for k ...

How to automatically run all matlab files in a folder

something like this should work folder = 'YourFolder'; mfiles = dir(fullfile(folder, '*.m')); % loop over the files for k ...

4 Monate vor | 1

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How do I plot the relative error for each iteration vs. iteration number?

Hey, you need to save the value in order to plot it. I added an extra variable (ea_plot) to achieve this, see below. A = [4 1 2...

How do I plot the relative error for each iteration vs. iteration number?

Hey, you need to save the value in order to plot it. I added an extra variable (ea_plot) to achieve this, see below. A = [4 1 2...

4 Monate vor | 1

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Periodically fill scatter3

you can use the 'hold on' command to preserve the figure and add information to it, see below for an example % create an empty ...

Periodically fill scatter3

you can use the 'hold on' command to preserve the figure and add information to it, see below for an example % create an empty ...

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How do I create a matrix from another matrix excluding values?

Hi, see below for a two step procedure to do this. Example = [ 5 0 2022 820 7 1 820; 5 1 2022 813 4 9 805; 5 2 2022...

How do I create a matrix from another matrix excluding values?

Hi, see below for a two step procedure to do this. Example = [ 5 0 2022 820 7 1 820; 5 1 2022 813 4 9 805; 5 2 2022...

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For loop only working/filling cell array for half of data

One issue was the reuse of the variable name "x" directly after entering the loop, you overwrite your orinal data by removing el...

For loop only working/filling cell array for half of data

One issue was the reuse of the variable name "x" directly after entering the loop, you overwrite your orinal data by removing el...

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How to pull data from a table from a file and use as a string or cell.

Hi Terry, See below for one example on how to do this. This idea is to first use some logic operators to determine if the code ...

How to pull data from a table from a file and use as a string or cell.

Hi Terry, See below for one example on how to do this. This idea is to first use some logic operators to determine if the code ...

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Why do i keep on getting error 'Not enough input arguments' on calling the function?

See below for the modified version. There were two issues: You need to call the function with two inputs: the array and the in...

Why do i keep on getting error 'Not enough input arguments' on calling the function?

See below for the modified version. There were two issues: You need to call the function with two inputs: the array and the in...

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for loop skipping an iteration

I would use a separate variable for the for-loop. See below with the adjusmtents. n = [10 100 1000]; for i = 1:numel(n) ...

for loop skipping an iteration

I would use a separate variable for the for-loop. See below with the adjusmtents. n = [10 100 1000]; for i = 1:numel(n) ...

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How to do vector loop equation?

The syntax for the solve function works a bit different, see below for a demonstration. Notice that if you have a set of two eq...

How to do vector loop equation?

The syntax for the solve function works a bit different, see below for a demonstration. Notice that if you have a set of two eq...

5 Monate vor | 1

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How to combine 2 function handles of different variables?

You need to add the input parameter in order to evaluate the functions. See below for demonstration using some random inputs. Y...

How to combine 2 function handles of different variables?

You need to add the input parameter in order to evaluate the functions. See below for demonstration using some random inputs. Y...

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Extracting survey data from individual files and combining

I used the text files from your comment to update my answer, to (hopfully) better fit it to what you are looking for. I was not...

Extracting survey data from individual files and combining

I used the text files from your comment to update my answer, to (hopfully) better fit it to what you are looking for. I was not...

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fprintf two 3x1 matrix's w/ text

Make sure that you add an end of line character "\n" to the end of the fprintf statement, otherwise evrtything will be printed o...

fprintf two 3x1 matrix's w/ text

Make sure that you add an end of line character "\n" to the end of the fprintf statement, otherwise evrtything will be printed o...

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Change file from equipment to .txt files

This would do the trick, see below for some comments. % Enter the directory to search directory = uigetdir(); % List all item...

Change file from equipment to .txt files

This would do the trick, see below for some comments. % Enter the directory to search directory = uigetdir(); % List all item...

6 Monate vor | 0

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I tried plot a 3d animated but it doesn't work.

I think you want to use scatter3 and not plot3. See below for a demonstration, i commented some line to run it in the browser (w...

I tried plot a 3d animated but it doesn't work.

I think you want to use scatter3 and not plot3. See below for a demonstration, i commented some line to run it in the browser (w...

6 Monate vor | 0

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How di I make concise multiple parameter calls?

One way to do this is by storing the data (or params as you call them) in a cell array, see below for an example. MyString = ['...

How di I make concise multiple parameter calls?

One way to do this is by storing the data (or params as you call them) in a cell array, see below for an example. MyString = ['...

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Index in position 1 exceeds array bounds (must not exceed 7).

I indicated in your script where the issue lies, in short: P is a 7x2 matrix. when kk == length(k), it means that k(kk) = 7 ...

Index in position 1 exceeds array bounds (must not exceed 7).

I indicated in your script where the issue lies, in short: P is a 7x2 matrix. when kk == length(k), it means that k(kk) = 7 ...

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3D point plotting

you can use the plot3 function to plot a 3D line, see below for a demonstration. L1 = 26; R1 = [16 ;17 ; 19 ;25 ;26 ; 27 ; ...

3D point plotting

you can use the plot3 function to plot a 3D line, see below for a demonstration. L1 = 26; R1 = [16 ;17 ; 19 ;25 ;26 ; 27 ; ...

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How do you change the asterisks in the first string to the characters in the same positions in the second string?

See below for one method. string1 = 'v**de***t'; string2 = 'eolehmors'; % find location of the asterisks idx = string1 == ...

How do you change the asterisks in the first string to the characters in the same positions in the second string?

See below for one method. string1 = 'v**de***t'; string2 = 'eolehmors'; % find location of the asterisks idx = string1 == ...

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How to display only few values in a plot rather than for whole points in a big array?

See below for a demonstration, i had to assume some parameters. However the plotting princaple remains the same. % these parame...

How to display only few values in a plot rather than for whole points in a big array?

See below for a demonstration, i had to assume some parameters. However the plotting princaple remains the same. % these parame...

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Join two table variables into one. == does not works of table type

I think one of the issues is the nan in the data, the result of nan == nan is something for philosophers :) Anyhow, see below f...

Join two table variables into one. == does not works of table type

I think one of the issues is the nan in the data, the result of nan == nan is something for philosophers :) Anyhow, see below f...

6 Monate vor | 0

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How to get all positive values in following code

Im modified the code a bit, see below for the adjustments and some coments in the code. I stored the T values along with the i ...

How to get all positive values in following code

Im modified the code a bit, see below for the adjustments and some coments in the code. I stored the T values along with the i ...

6 Monate vor | 0

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displaying images in random order using 'imread' function

one method could be the following: % number of images numImg = 4; % random permutation of the integers 1:numImg imgIdx = ran...

displaying images in random order using 'imread' function

one method could be the following: % number of images numImg = 4; % random permutation of the integers 1:numImg imgIdx = ran...

6 Monate vor | 0

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formula for changing the base of a logarithm is: loga(N) = (logb(N))/(logb(a)) (a) Use MATLAB's function log (x) to calculate log4(0.085)

You can create a function handle to eval the desired base: log4_fun = @(x) log(x) / log(4) log4_fun(0.85)

formula for changing the base of a logarithm is: loga(N) = (logb(N))/(logb(a)) (a) Use MATLAB's function log (x) to calculate log4(0.085)

You can create a function handle to eval the desired base: log4_fun = @(x) log(x) / log(4) log4_fun(0.85)

6 Monate vor | 0

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Efficient submatrix product computation

Do note that a for loop can be very efficient. I'm not sure the single line methods will always be faster. Below you can find o...

Efficient submatrix product computation

Do note that a for loop can be very efficient. I'm not sure the single line methods will always be faster. Below you can find o...

6 Monate vor | 1

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Adding parameter to file name string when saving a figure using savefig or figsave

Do you mean savefig? See below fo a method to create the filename as you indicate and a demo to save and open the figure. CHANN...

Adding parameter to file name string when saving a figure using savefig or figsave

Do you mean savefig? See below fo a method to create the filename as you indicate and a demo to save and open the figure. CHANN...

6 Monate vor | 0