Answered
How to exclude weekend data from an excel sheet in matlab?
You have mixed data in your columns, so the way I would do this is as follows. Use readtable to load the first two rows. I'm go...

5 years ago | 1

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Answered
how to get the value from .mlapp file in .m file and after some processing in .m file again return to .mlapp file to display the result on GUI interface
What you are describing is a function. You can read about the basics here. You can add a function in app designer. See this pag...

5 years ago | 0

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365 day loop for 59 years
Make sure your dates are datetimes. Then you can take advantage of the dates and time functions. Here's a rought outline. star...

5 years ago | 0

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Check if Lat, Lon coordinate fall inside a polyshape Polygon
I think your inputs to inpolygon need to be the points. Try using the inputs to polyshape. inpolygon can test a vector of query ...

5 years ago | 0

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Answered
Simplifying 4 for loops into one
Why not just put it all in one loop? listCGS = nan([5 1]); listMGS = nan([5 1]); listHouse = nan([5 1]); listMat = nan([5 1]...

5 years ago | 0

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Answered
Group data in bins
In that case, i would look into grpstats or groupsummary. You might also be interested in using findgroups in conjunction with s...

5 years ago | 0

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Copying and pasting in matlabonline
Copy/paste does not appear in the rt click context menu. You should be able to use the appropriate keyboard shortcuts for your s...

5 years ago | 0

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Answered
Interpolating missing values according to time vector
Sure. You just have to separate your knowns and unknowns. x=[2 6 8 10 NaN NaN NaN NaN 21 59 NaN 12 80]'; time=[738097.24, 7380...

5 years ago | 1

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Answered
Reading the numeric columns from a mixed data type file
Look into readtable. Tables support mixed data types, and will use the headers as the variable names. You could also use the Im...

5 years ago | 0

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Answered
HOW TO PLOT DATA BASED ON DATA IN ANOTHER COLUMN
What type of plot do you want? If a scatter plot, use gscatter. % Create data A=[randi(2,100,1),rand(100,1),rand(100,1)]; A=s...

5 years ago | 0

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Creating an array from a matrix based on if statement outputs
As my opinion, based on what you have described, I would not use a for loop or an if statement. Doing so does not take advantage...

5 years ago | 0

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Group data in bins
The first output of histcounts is the count of items in each bin. You could use this syntax to at least determine which bin ea...

5 years ago | 1

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PROBLEM ANIMATING SURF PLOT
You are only modifying t. If you want something to change in another direction, you will have to modify the corresponding variab...

5 years ago | 0

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How to continue an if statement after using the switch function
Right now, your second if statement is part of the otherwise case of the switch statement. If you want it to execute after the s...

5 years ago | 1

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Answered
Reading text file in Matlab
I wonder if it would make more sense to try to use the OpenEarthtools toolbox rather than try to create your own input function....

5 years ago | 0

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Answered
legend() has an issue with 'Selected' or 'selected'
The problem here is that 'selected' is being interpreted as the name of a name-value pair. Change you legend labels to a cell a...

5 years ago | 0

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Answered
Creating a function that prints the first multipliers of any number
https://www.mathworks.com/help/matlab/matlab_prog/create-functions-in-files.html https://www.mathworks.com/help/matlab/ref/func...

5 years ago | 0

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A function that receives a vector and and returns specific metrics
https://www.mathworks.com/help/matlab/matlab_prog/create-functions-in-files.html https://www.mathworks.com/help/matlab/ref/func...

5 years ago | 0

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How do I make my bar3h work as intended?
A bar plot colors by series, not by height of the bar. If you remove the caxis command, you will see the colors correspond to th...

5 years ago | 0

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Answered
ERROR:NOT ENOUGH INPUT ARGUMENT IN LINE n = length(y);
Based on what you've shared, you are trying to take the length of a variable that doesn't yet exist (y). That would give a diffe...

5 years ago | 0

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Legend And Plot Disagree
The problem is related to yClassical being a matrix instead of a vector. When using ones, if you only specify one input value, n...

5 years ago | 1

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Answered
Using "fit" function to create a fit type and fit a curve with a function I created
There is a subtle detail made in this example. Define a function in a MATLAB file. Save the file. To use the approach you are...

5 years ago | 1

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Answered
Can someone help me with this error message: Error using vertcat Dimensions of arrays being concatenated are not consistent. ? My code is attached below
This error occurs when you try to combine (stack) vectors with different number of columns. a=1:3; b=2:8; c=[a;b] Check that...

5 years ago | 0

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How to detect which type of data user selected 'text' or 'excel' file via "uigetfile" and then perform further code?
Use this syntax of uigetfile [file,path,indx] = uigetfile Here, indx corresponds to what filter was selected (see here). If th...

5 years ago | 1

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Answered
Import a spreadsheet with columns containing both string and numeric values using readtable()
In this instance, MATLAB has selected a numeric data type for the column. You can use the optoins to change the data type used t...

5 years ago | 0

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Answered
Help with writing Assessments for Script-Based Learner Solutions
I would suggest looking at the Assessment section of the Add Problem documentation page. If you have not done so already, I wou...

5 years ago | 0

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Answered
How to import all sheets of excel file with "UIgetfile" option?
Use uigetfile to select the file. Then use that name in your second code to import all the sheets. Maybe something like this (un...

5 years ago | 1

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Answered
Use input(prompt) in a Matlab Grader question
It is not possible to build problems that interact with the user (input, for example). You could consider creating a function-t...

5 years ago | 0

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how can I add a empty columns and lines to my table?
See this answer: https://www.mathworks.com/matlabcentral/answers/350073-how-to-add-blank-columns-to-table

5 years ago | 1

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Saving a file in a relative directory on the current .m file.
Then use an absolute path. You can use fullfile for that. If it needs to be relative to the m-file, you can use the following sy...

5 years ago | 1

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