Creating folder and saving file using imwrite

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Indrani
Indrani on 16 Jun 2023
Answered: Ronit on 16 Jun 2023
I have a parent (year) folder. Inside the parent folder are subfolders (months) with the number of .csv files equal to the days of the month. I have imported the data to matlab as a table. The table has freuency values for each minute of the day for the entire 24 hours. I have plotted the data for each hour. I now want to make a folder for each month to save the graphs using imwrite.
How do I proceed?

Answers (1)

Ronit
Ronit on 16 Jun 2023
To proceed, you can use Matlab's built-in mkdir function to create a new folder for each month. You can then loop through each month folder and save the plots using the imwrite function.
Follow the steps:-
  1. Get the list of month subfolders.
  2. Loop through month subfolders.
  3. Create new folder for current month in loop to save plots.
  4. Load data for current month, then current day and then loop for every hour and plot the data.
  5. Save the plot as PNG file with the particular hour name using imwrite.
The directory structure should look like this:-
ParentFolder/
|____Month1/
| |____01/
| | |____data.csv
| |____ ...
| |____31/
| | |____data.csv
| |____Plots/ <-- New subfolder to save plots
|____ ...
|____MonthN/
|____ ...

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