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**Content Feed**

Obtain every possible combination in array

Here's a brute force generation of all combinations. Memory usage is more of a bottleneck than processing time, so I wrote it wi...

mer än 5 år ago | 0

Array manipulation: Suppose you have an array.How to take windows with overlapping along column and repeat to next doing same

Indexing and stacking as shown below will work for your example. Does this work for your real use case also? a = [1 2 3 4 5;...

ungefär 6 år ago | 0

| accepted

Using strcmp on multiple strings to get a logical array

There's really nothing wrong with a for loop in this case. However, cellfun is probably what you're looking for: Event = {'a...

ungefär 6 år ago | 3

| accepted

performance when copying data from object array to cell

Darim, Since you are not pre-allocating the *data* cell, Matlab is probably expanding the size of *data* iteratively. With pr...

ungefär 6 år ago | 0

| accepted

Re-synchronizing TEXTSCAN

dpb, I made a generalized solution to this problem some time ago for the constant questions about parsing delimited text file...

ungefär 6 år ago | 0

How do I play sound when a key is pressed

Michael, This article describes how to record and play sound. https://www.mathworks.com/help/matlab/import_export/record-...

ungefär 6 år ago | 0

| accepted

How to have MATLAB 2016 Legend without box and as transparent?

SL, Check out the Matlab documentation on the legend function. Special arguments can be passed in as name value pairs when cr...

mer än 6 år ago | 0

How to round a result to two decimal places

Mo'men, Check out the round function. r_rounded = round(r,2); % rounds to 2 decimal places Hope this helps.

mer än 6 år ago | 21

How to save an image using imwrite with a filename from a variable

Hi Nalini, You can combine string values using square brackets. The syntax for imwrite using your variable names is as follow...

mer än 6 år ago | 3

| accepted

Write a function called mystaff that takes one input matrix called S. S is an n-by-m matrix whose elements are salaries. Salaries.xlsx Doesn't return a value How do I use my function to find average salary of principe: principle >= 140000.

Khalid, I suspect you are pressing the "Run" button with your function file open. Your function needs to return the final...

mer än 6 år ago | 0

How can I change the number of MinorTicks between MajorTicks?

Hi Geovana, I think your questions is answered here: <https://www.mathworks.com/matlabcentral/answers/102945-how-can-i-speci...

mer än 6 år ago | 0

Extract matrix subset based on latitude and longitude

Janet, These conditions are contradictory: all_time(:,1)<27.5 & all_time(:,1)>28.0 None of your values could be below...

mer än 6 år ago | 0

Storing and accessing large amounts of time-based data

Hi Ben, You have discussed your ideas and questions regarding the Matlab data structures that allow for easy access and manip...

mer än 6 år ago | 2

Sum of array items into another array

Assuming data is a struct with fields speed1, speed2, etc. sumArray = structfun(@sum,data);

mer än 6 år ago | 3

| accepted

Error when running deployed stand-alone application that uses mex files for c++ code

That error is thrown because the <http://www.mathworks.com/help/matlab/ref/mex.html mex> command attempts to compile a c++ file ...

mer än 6 år ago | 1

| accepted

Convert a table column of mixed data type to one data type

Jennifer, Here's an example using a cell mixed type cell array "Var1" in table "t". You should be able to solve your problem ...

mer än 6 år ago | 0

"Standalone Named User” license question

Speak to Mathworks support regarding the standalone named user license. They can convert it to a network named user license, whi...

mer än 6 år ago | 1

| accepted

How to plot/use numerous values in single cell?

Brian, This example should be a good starting point. % Setting up some test data x = rand(40,3); data = cell(3,800...

mer än 6 år ago | 0

| accepted

How do I make a MATLAB created table properly appear in EXCEL?

Brad, Each row of Make is a collection of strings that cannot be concatenated automagically. You can concatenate the strin...

mer än 6 år ago | 1

| accepted

How to save table in workspace as txt/.m file in matlab ?

You can use *writetable* to write to a text file. writetable(data,'outputfile.txt'); If you really need this to be a .m ...

mer än 6 år ago | 0

Fastest Way of Opening and Reading .csv Files (Currently using xlsread)

Thankfully, you don't need to interact with Excel to read csv files. You can use <http://www.mathworks.com/help/matlab/ref/texts...

mer än 6 år ago | 2

| accepted

Interleaving columns of two cell arrays

Here's a function I wrote for you. It contains a subfunction to create the interleaving index. Save this to interleaveCells.m an...

mer än 6 år ago | 0

| accepted

modify all vectors in workspace

Joel, I will preface this by saying you really shouldn't have variables floating around your workspace without knowing their ...

nästan 7 år ago | 0

Different correlation results using matrix with NaN values

Falco, The documentation for corrcoef indicates that 'complete' is the 'rows' value corresponding to your first calculation. ...

nästan 7 år ago | 0

write cell array of strings in text file

filePh = fopen('features.txt','w'); fprintf(filePh,'%s\n',Strings{:}); fclose(filePh);

nästan 7 år ago | 8

| accepted

save cell array of strings and doubles to excel file

You can write cells directly to the file. If you're using xlswrite, you should specify a target file with an .xls or .xlsx exten...

nästan 7 år ago | 3

| accepted

Plotting vectors that connect

Brennan, Have you tried using <http://www.mathworks.com/help/matlab/ref/quiver.html quiver>? V = [0 2.0840 -8.6160 -0.58...

nästan 7 år ago | 0

I cannot get my code to output the letter grade as an array. Please help?

You can use a character array to store the letter grades for each score in order. % Here are some grades scores = [82,...

nästan 7 år ago | 0

I want to make several matrices from variables taken from user in a loop while performing some operation on them. I have attached a simplified code for my problem. So I want matrices from 1 to k but it is not working. Guide plz

Try this out. maxLoops = 10; % set this value matrixCollection = cell(maxLoops,1); % Initialize matrix collection for...

nästan 7 år ago | 0

| accepted

How to write in a file, a random string from a cell ?

Joel, As the error indicates, fprintf() does not accept cell inputs. The conn variable is a 1x1 cell while the other inputs a...

nästan 7 år ago | 1

| accepted