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John Disandolo


Last seen: 17 days ago
8 total contributions since 2019

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Question


Replacing values in matrix that are greater than another matrix
I have the following code that, if a value in A is greater than a corresponding value in B, will replace that value with the val...

2 months ago | 1 answer | 0

1

answer

Question


ROI deleted event listener
Is there a listener event for when an ROI has been deleted from an axes? For example, like so: addlistener(h,'ROIDeleted',@alle...

3 months ago | 0 answers | 0

0

answers

Answered
Save ROI lines without saving handles
Answered my own question: created deep copy lines = lineHandles(:,:); save('roi.mat', 'lines');

3 months ago | 0

| accepted

Question


Save ROI lines without saving handles
I have the following code in a GUI which saves a set of user-drawn lines to an array. h = drawline(handles.axes1,'Tag','userLin...

3 months ago | 1 answer | 0

1

answer

Question


Remove specific rows from matrix
I have two matrices shown below: A = 0.2247 0.5845 0.4942 0.7303 0.5000 0.5000 0.6440 0.5408 ...

3 months ago | 1 answer | 0

1

answer

Question


Accessing ROI objects in GUIDE
I'm allowing the user to create a series of line ROIs like so, using a GUIDE app pushbutton: function pushbuttonline_Callback(h...

3 months ago | 1 answer | 0

1

answer

Question


Intersection between line and circle when line ends inside circle (using geom2d)
I have a circle and a line drawn like so... Using the createLine function in the geom2d collection, the line is treated like ...

3 months ago | 1 answer | 0

1

answer

Question


Allow user to draw a line using mouse
How can I get a user to draw a line using their mouse in an App Designer app using R2019a? Edit: If App Designer does not suppo...

3 months ago | 1 answer | 0

1

answer