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How do i get the editor window to open above the command window and not in a new separate one?
Just dock it and it should stay docked next time you open Matlab. There's a downwards arrow menu in the top right of the editor...

9 years ago | 8

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To generate square wave from array of zeros and ones
figure; stairs(x)

9 years ago | 1

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Could I name a function "SPHERE" without conflict with the built-in function "sphere"?
Yes, you can. To be honest though you could have tested this in less time than it took to ask the question! (Assuming you are ...

9 years ago | 1

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How to increase maximum figure size?
myImage=rand(600,1800); cmap = flipud( jet(256) ); myImageIndices = uint8( myImage * 255 ) + 1 % Note - this is ...

9 years ago | 0

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Answered
How displaying a matrix in its classical form ?
I assume you have a sparse matrix so: full( myMatrix ); should convert it to a normal matrix.

9 years ago | 2

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Subplot in loop just plotting the first y value?
Try this. I haven't tested it, just changed it off the top of my head, but the idea is what you want even if there are a couple...

9 years ago | 0

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Answered
Saving all handles behind current GUI as .mat using uiputfile style save dialogue?
'handles' is just a variable within the workspace of every GUI callback so you can just save it like you would any other variabl...

9 years ago | 0

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How to save to different column array
Y = [1 3 NaN 5; 2 NaN NaN NaN; 5 NaN NaN NaN; 6 NaN NaN 8] Y( :, sum( isnan( Y ) ) == size( Y, 1 ) ) = []; will remove the...

9 years ago | 0

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Deleting CreateFcn from GUI .m file
Yes, you can delete them, and I almost always do, but you must also clear the field in the corresponding graphics object within ...

9 years ago | 1

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Answered
May I know what does the following code do "uint8=>char"?
As far as I'm aware that is not valid Matlab code unless it is used in context somewhere related to file reading precision. Mor...

9 years ago | 0

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Legend for matrix plot
This works fine for me. Do you have a variable with the name 'legend' that is hiding the function? which -all legend wil...

9 years ago | 0

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functions in different files
Sub-functions have file scope. If you want functions to be seen publicly they either need to be each in their own file or they ...

9 years ago | 1

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How to clear getappdata setappdata variables or workspace?
Did you look at the help pages? The 'See Also' section links to doc rmappdata

9 years ago | 0

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I have a 720x20 matrix how can i subtract 1x20 matrix from it?
res = bsxfun( @minus, out, minVal); should work if I understand correctly what you are asking. Don't ever call a variabl...

9 years ago | 0

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Saving & Loading GUI Data Entry & Results
doc savefig looks like the programmatic equivalent of saving a figure manually so if your GUIs are capable of communicating...

9 years ago | 0

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How do I get rid of the scientific notation when using get(gca, 'XTickLabel')?
If you are using R2015b or later, hAxes.XAxis.Exponent = 0; should ensure that you do not have scientific notation, where...

9 years ago | 1

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how to normalize this time sequence shown below?
Depends what kind of normalisation you want. If you want to normalise to a unit peak then just divide by the maximum of the s...

9 years ago | 0

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comparing plots with matlab
Depends how you want to compare them, but you can just normalise both and plot on the same graph if you want to remove the effec...

9 years ago | 0

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with and without bracket
I didn't even realise mean SD is even valid syntax and from the example I have I can't work out what it is doing! m...

9 years ago | 0

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pixel based classification .
doc nlfilter should help for a 2d image. It contains an example for median. Mean, variance, etc will be similar.

9 years ago | 0

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Can I include functions from another .m-file in my application?
You can include functions from any file that is on your path. Only 1 externally accessible function per file though if you aren...

9 years ago | 0

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Why I have a bad quality in simple plot (none smoothing) ?
opengl info will tell you whether you are using hardware or software opengl rendering. If you are using software rendering...

9 years ago | 7

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How to store strings into array?
I wouldn't expect you to be getting that specific error, but strings need to be stored in a cell array, not a numeric array gene...

9 years ago | 0

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What is difference between x='93'; and x=93; ?
x = 93 creates a numeric variable x = '93' creates a char variable containing a string. This should be very easy...

9 years ago | 2

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Alternative to 'ismember' for structures
any( arrayfun( @(x) isequal( B, x ), A ) ) should do the job I think.

9 years ago | 2

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How to do a SOBEL METHOD on image inside the axes in GUI MATLAB??
doc edge The second argument, 'method', allows you to specify 'Sobel' or other edge detection algorithms to use.

9 years ago | 0

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MATLAB documentation claims that the output of rgb2ycbcr MATLAB inbuilt command is in the range [0, 1] for RGB input image of class double. However, its output is not in the mentioned range. Why?
The Matlab help makes a number of assumptions it seems when working with image processing. One of these being that if an image ...

9 years ago | 0

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Regionprops fails to identify binary image - ERROR
The help says the input must be a logical array - i.e. type logical, not just 0s and 1s in any data type.

9 years ago | 0

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Answered
Using the struct function with a for loop
Something like for n = 1:89 fieldName = strcat( 'Node_', num2str( n ) ); Triangle_points.node_data.nodes.( fiel...

9 years ago | 0

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Answered
I have 12 columns in excel that I want to import using one command.
If it fits in memory you may be best loading in full range using e.g. filename = 'someFile.xlsx'; xlRange = 'B10...

9 years ago | 0

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