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Jason


330 total contributions since 2011

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Answered
Cannot close connection. MATLAB connection to Due at COM9 exists in your workspace. To create a new connection, clear the existing object.
We solved it using this: try clear myArduinoAddonLibrary = getappdata(0,'ARD_AD'); clear myArduinoAddonLibrary; ...

4 jours ago | 0

| accepted

Question


Cannot close connection. MATLAB connection to Due at COM9 exists in your workspace. To create a new connection, clear the existing object.
I cannot close the ports of the arduino after a GUIDE GUI program. All the commands I have tried at the exit function are: try...

4 jours ago | 1 answer | 0

1

answer

Question


Bin data in a strange way
Hello, I want to be able to put data into a bin but in a strange way. My bin centres are 0, -2765, -5530, -8295, -11060 ...

4 jours ago | 1 answer | 0

1

answer

Answered
Extract data from heatmap
Found it, use h.ColorData where h is the handle to the heatmap!

5 jours ago | 0

| accepted

Question


Extract data from heatmap
I have plotted a heatmap using the built in "heatmap" function from a table that has xdata, ydata and zdata. My X,Y data is ju...

5 jours ago | 1 answer | 0

1

answer

Question


Binning a column vector to certain values (includes negative values)
Hello, I have a sey of X, Y coordinates that I am using for plotting a heatmap. My X & Y coordiantes are from a microscope stag...

9 jours ago | 1 answer | 0

1

answer

Question


Problem with diff operating on a row vector from regionprops
Hello, I have an image which consists of 4 spots that I apply regionprops to: area_measurements = regionprops(BW2,I,{'Are...

16 jours ago | 1 answer | 0

1

answer

Question


Custom Arduino Addon Library Issues - MWArduinoClass& and sendRequestMsg
Hello, I am having an issue creating an Arduino object with an custom add-on library. I think I have followed all the docume...

17 jours ago | 0 answers | 0

0

answers

Question


Mouse Click callback on an image - temporarily disable
Hello, I have a GUI (created by guide) where everytime I load an image and display in an axes component I assign a button down f...

environ un mois ago | 1 answer | 0

1

answer

Question


How to select a roi in greyscale image and put values to zero
Hello, i have a 12bit greyscale image (tiff) which I want to be able to draw a rectangular roi and fill these values to zero (i...

environ un mois ago | 1 answer | 0

1

answer

Question


Download Arduino Support Package Failure
Hello, I have a top spec PC and running matlab 2019a but cannot download the Arduino support package. I have followed the in...

environ 2 mois ago | 0 answers | 0

0

answers

Question


Duplicating a GUIDE created GUI to a new name and new folder
Hello, I have a matlab GUI created in guide (so have myProgram1.m and myProgram1.fig) in a certain directory. I would like to...

3 mois ago | 1 answer | 0

1

answer

Question


Copying uitable contents and column headings to clipboard for non-fixed column headings
Hello. I am using the following code below to copy the contents of a uitable. s=get(handles.uitableResults,'data') size_s ...

6 mois ago | 1 answer | 0

1

answer

Question


Uitable data converison for user precision
Hello, I have a uitable with double values: data = 374.35 406.81 383.00 336.46 297.88 ...

7 mois ago | 1 answer | 0

1

answer

Question


Single representation of same values in a Matrix
Hello. I have matrix A: 5.00 5.00 3.00 3.00 4.00 4.00 5.00 ...

7 mois ago | 1 answer | 0

1

answer

Question


Adding a marker to Data Marker to Heatmap (via imagesc)
Hello, i have a matrix Ib 2.29 2.29 2.29 2.29 1.89 1.89 1.89 ...

7 mois ago | 3 answers | 0

3

answers

Question


Guide components missing due to y position > 1
Hello, I have noticed when I open up an old matlab GUI (created using GUIDE) from back in 2015, some of the components are missi...

8 mois ago | 1 answer | 0

1

answer

Question


hobject issue with function
Hello, I have a function (localThresholdnTiles) that I call in which I pass an image and the number of tiles I want to subdivid...

9 mois ago | 1 answer | 0

1

answer

Question


Blockproc not working as I expected
Hello, I am having problems with blockproc. I have an black image with white spots that I want to basic threshold locally rathe...

9 mois ago | 2 answers | 0

2

answers

Question


GUIDE error question from deleted component
Hello, whenever I run my program (where the GUI is created in GUIDE), I keep getting the error: Undefined function or varia...

11 mois ago | 1 answer | 0

1

answer

Question


Search down 2 subdirectories from a starting directory and read a certain cell from the csv file?
Hello. I have about a directory _C:\images\temp_ that has inside 100 sub directories named by a date. Inside these date name...

environ un an ago | 1 answer | 0

1

answer

Question


Strange Cell Array error
Hello. I have a cell array in a uitable that I want to find the min of the columns 2,3,4,5 - and for each column, extract the z...

plus d'un an ago | 2 answers | 0

2

answers

Question


Mouse click on Axes Problem
Hello. I am trying to use the mouse click on an axes to drive the position of an xystage. I have created my a grid with identi...

plus d'un an ago | 1 answer | 0

1

answer

Answered
Montage with Raster Scan
OK, I couldn't get the "montage" function to work so used this instead ny=ysteps; nx=xsteps; D=[]; for j=1...

plus d'un an ago | 0

Question


Montage with Raster Scan
Hello, I have a cell array of images obtained by scanning in a raster scan as illustrated below <</matlabcentral/answers/upl...

plus d'un an ago | 2 answers | 0

2

answers

Question


Changing colour of title in plots
Hello, I am trying to change the colour of strings in my plot titles and have used the following title('\color{magenta}Mon...

plus d'un an ago | 2 answers | 0

2

answers

Question


Issues with passing uitable handle to a function
Hello, I have 2 uitables that I want positioning using subplot notation hence: ax1=subplot(2,2,1); cnames={'x','ESF'}; ...

plus d'un an ago | 0 answers | 0

0

answers

Question


Help with creating artificial image
Hello. I want to create an artificial "slanted" image and currently use excel to enter a series of 0's and 1's. the exampl...

plus d'un an ago | 1 answer | 0

1

answer

Question


Writing this Mathcad equation in Matlab
hi, Im trying to convert an equation from mathcad into matlab but am struggling. the equation is: <</matlabcentral/answers/up...

plus d'un an ago | 1 answer | 0

1

answer

Question


Adding and customisng a single tick mark
hello. I want to add a single tick mark to the current tickmarks: set(gca, 'XTick', sort([0.018, get(gca, 'XTick')])); ...

plus d'un an ago | 1 answer | 0

1

answer

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