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Jason


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389 total contributions since 2011

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Question


Accessing an ROI move listener in another function so to delete it
Hello. I am using listeners to allow a user to reshape an ellipse ROI (i.e. orange shape) to then apply a mask to an image (the...

11 dagar ago | 1 answer | 0

1

answer

Question


Removing any previously draw roi on an image
Hello. I have an image in a UIAxes component (app designer) and have the code below. Everytime I run the code (via pushButton c...

12 dagar ago | 1 answer | 0

1

answer

Question


Using bar3 and color coordinating the height depending on the value
Hello, I am trying to adjust the following code from the documentation to create a 3D barchart and have the height colored depen...

25 dagar ago | 1 answer | 0

1

answer

Question


Replace a subplot title on a figure from another function in appdesigner
Hello, In appdesigner I have created an image on a subplot in a figure: f1=figure('position',pos); s1=subplot(1,3,1) ...

26 dagar ago | 1 answer | 0

1

answer

Answered
ROI listener in appdesigner not working
OK, got it to work, have include app: el=event.listener(h,'ROIMoved',@app.allevents) and function allevents(app,src,evt) ...

26 dagar ago | 1

| accepted

Question


ROI listener in appdesigner not working
Hello. I am using AppDesigner and have an ellipse drawn onto a UIAxes component using: subplot(1,3,1); hold on h = ima...

26 dagar ago | 1 answer | 0

1

answer

Question


Printing a character n times
Is it possible to print a '.' (i.e..a dot) n times without using a loop? I have a loop that waits for a response and I want th...

ungefär en månad ago | 2 answers | 0

2

answers

Question


Extracting "endpoints" from a skeleton image to enable a circle to be defined.
Hi, I am trying to find the centre and radius of the circle (whilst ignoring the cross) so I can locate the centre and display a...

ungefär 2 månader ago | 2 answers | 0

2

answers

Question


Separating features using imopen with bright and dark features.
Hello, I would like to be able to get the centroid of the white spot as well as where the cross hairs meet. So I though its best...

ungefär 2 månader ago | 1 answer | 0

1

answer

Question


Help with detecting "Cross feature" using Hough transform
Hello, I have followed the examples to try and find the cross hairs in the image on the left (also attached) The code I hav...

2 månader ago | 0 answers | 0

0

answers

Question


Setting position of Annotation on an axes component
Hello, I am trying to add an annotation (textbox) to a plot that is on an axes component (Im using GUIDE). I understand you cann...

3 månader ago | 1 answer | 0

1

answer

Question


Reordering string arrays if string is >9
Hello, I have a string array that has been sorted but puts 10 next to 1 b = 1×6 string array "1" "10" "3" "5"...

4 månader ago | 2 answers | 0

2

answers

Question


Help with extracting info from a listbox in a specific way
Hello. I am using a uitable (in APPDesigner) to get user defined positions to move a stage to and take an image. There are 9 r...

4 månader ago | 1 answer | 0

1

answer

Question


Getting Cell location of checkboxes on selection (UITable)
Hello, I have a UITable that contains checkboxes (logical data type). I want o be able to select cells and create a list (in a ...

4 månader ago | 1 answer | 0

1

answer

Question


Massive slow down in mouseclick behaviour in APPDESIGNER compared to GUIDE
Hello. I am observing quite a difference in beahviour between GUIDE and appdesigner. I have an image that I have created a mo...

5 månader ago | 0 answers | 0

0

answers

Question


Getting handles of lines and deleting last 2 line plots
Hello. I am plotting some raw data from a spectrometer onto a UIAxes and a smoothed version of this data. So for each data curve...

5 månader ago | 1 answer | 0

1

answer

Question


Removing a TEX arrow symbol from String
hello. I have several text objects on a plot that I want to alter. Its actually created using the TEX interpreter in the tex...

5 månader ago | 1 answer | 0

1

answer

Answered
Convertting Text on a plot To a legend (or manually position them) - but using handles
Done it. htext=findobj(app.UIAxes,'Type','text'); n=numel(htext); htext(1).Position ...

5 månader ago | 0

| accepted

Question


Convertting Text on a plot To a legend (or manually position them) - but using handles
Hello. I have a plot that I have added text to as below. I am wanting to have as an option, the ability to reposition thes...

5 månader ago | 1 answer | 0

1

answer

Question


uigetfile takes ages when using appdesigner
Hi, not sure why, but its taking about 20s: path='D:\temp'; try [file,path]=ui...

5 månader ago | 1 answer | 0

1

answer

Question


Removing an empty 1st row from a UITABLE (cell array)
Hi. I have a uitable that I append to and sometime I have an empty 1st row like this: d=get(handles.uitable1, 'data') d ...

5 månader ago | 1 answer | 0

1

answer

Question


Mat-File Version with 2019b Anomaly?
Hello, I am trying to save an image array (cell array of images) to a mat file and Im expecting the filesize to be smaller than...

5 månader ago | 1 answer | 0

1

answer

Question


Error with calling a method from one app into another
Hello, I am trying to call methods/functions from another app and have read you do it like this, but its not working. 1: Crea...

6 månader ago | 0 answers | 0

0

answers

Question


exp function no longer working.
Hello, I'm suddenly getting an error plotting a Gaussian function through the exp command: fitGaus = a*exp(-0.5*((xdataFine-b...

6 månader ago | 0 answers | 0

0

answers

Question


Branching a WindowButtonDown function
Hi. I have written a windowsButtonDown function (in App Designer) to report back the coordinates of a plot on a UIAxes compone...

6 månader ago | 1 answer | 0

1

answer

Question


Modifying a message / dialog box in a function for different parts of the function and automatically closing?
Is it possible (via app designer) to pop up some message box / dialog as I run a set of initialisations (i.e. serialport openin...

6 månader ago | 2 answers | 0

2

answers

Question


Error when trying to check the "Tag" of a plot
I have plotted some data on a UIAxes and I need to determine if the user has mouse clicked on this UIAxes, rather than 4 other ...

6 månader ago | 0 answers | 0

0

answers

Question


Limiting mouseclick event to current Axes in App Designer
Hi, I am trying to get the mouselocation on an axes - 'app.UIAxes' (using app designer). delete(findobj(app.UIAxe...

6 månader ago | 2 answers | 0

2

answers

Question


Saving a specific TAB from a UITAB group to png with App Designer
Hello, I want to copy all contents on a specific tab (ResultTab) UITAB Group in Appdesigner. I have tried: f=ap...

6 månader ago | 0 answers | 0

0

answers

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