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# Caleb

34 total contributions since 2012

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Question

Getting error in MEX file execution
I'm doing parameter tuning for an equation of state using the genetic algorithm function (ga). When I run the equation of state ...

1 month ago | 0 Answers | 0

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Question

I have a complete program to perform phase equilibrium calculations at fixed temperature and pressure using an equation of state...

2 months ago | 1 Answers | 0

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Question

Calculating mixed partial derivatives of a function A(x,y)
I have a script in MATLAB to calculate the value of a function A. I have also programmed the analytic derivatives of A with resp...

8 months ago | 1 Answers | 0

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Question

Collecting user input to collect data from an EXCEL file
I have an EXCEL file with chemical data in it (if you're wondering, critical pressures, critical temperatures, and acentric fact...

3 years ago | 1 Answers | 0

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Question

Plotting with two y-axes in a GUIDE GUI
I have a simple GUI created in GUIDE with two axes (axes1, axes2) and a pushbutton (pushbutton_plot). The callback for pushbu...

3 years ago | 0 Answers | 0

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Question

Displaying Files using a Listbox in a GUIDE GUI.
I have written a GUI that pulls data from a file and makes plots. Currently, I have coded a pushbutton to retrieve the files, bu...

3 years ago | 1 Answers | 1

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Question

Making a counter out of cycling data for a quasi-realtime plot
Consider the following dummy data from testing a battery: %% Data t = 1:1:100; t = t'; shape = [1 2 3 4 5 5 4 3 2...

3 years ago | 0 Answers | 0

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Pause(n) vs timer. Which is better?
So I'm trying to show a plot of time dependent data as if it is taken in real time. The issue with using the pause(n) function ...

3 years ago | 1 Answers | 2

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Question

Plot in real time
I want to take a 2-dimensional vector and plot it, but I want to show the line being drawn as if the data is being gathered in r...

3 years ago | 1 Answers | 0

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Question

Plotting in semi-realtime
I'm putting together a GUI containing multiple time-dependent plots. I want to take data that has already been collected and all...

3 years ago | 2 Answers | 0

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Question

I've created a GUI, and I want to create a Help menu that, when activated, brings up a new window that has static text. However,...

3 years ago | 1 Answers | 0

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Question

fprintf function for structuring element
I'm working on a GUI that outputs user commands to a script file, and I've run into an issue programming the structuring element...

3 years ago | 1 Answers | 0

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Question

Can a GUI track commands and output them in a report?
I've made a GUI environment for image processing. I want to be able to generate reports from this GUI, and I want to include the...

4 years ago | 2 Answers | 1

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Question

In a binary image, can I selectively remove one of the blobs interactively?
As the title states, I have a binary image with a number of blobs. Can I interactively remove one or more of the blobs without t...

4 years ago | 2 Answers | 0

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Question

Cropping, segmenting and recombining images
I want to crop an image two to three times, segment each image separately and then recombine them in the manner of the original ...

4 years ago | 1 Answers | 0

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I want to plot a line over a bar graph that shows a smooth distribution and display the mean, median, and range of the data.
First, how do I overlay information on a plot. I want to give the mean, median and range of a distribution inside the axes figur...

4 years ago | 1 Answers | 0

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Question

Exporting an Image from a GUI to the Command Line
As the question states, I'm trying to allow the user to export an image from a GUI onto the command line. My GUI allows the user...

4 years ago | 1 Answers | 0

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Question

Can I force a radio button group to initialize with a certain button selected?
As the question says, I want a particular button selected every time the radio button group is initialized. Can I "set()" this s...

4 years ago | 3 Answers | 0

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Question

Round to nearest odd integer
Does MATLAB have a function to round numbers to the nearest odd integer?

4 years ago | 4 Answers | 0

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Question

Forcing slider values to round to a valid number
For many of the functions that I've programmed to be adjustable using sliders, I have to use integer values. It's easy to progra...

4 years ago | 2 Answers | 1

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Overlaying a partially transparent binary over an RGB image?
As the title suggests, I'm trying to overlay a binary mask over an RGB image to verify segmentation. How do I make the binary ma...

4 years ago | 2 Answers | 0

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Question

Saving a prior instance of an image in a GUI
I'm wanting to save certain instances of an image throughout image processing to display later in a figure to show the progressi...

4 years ago | 1 Answers | 0

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Question

Calling Functions Files within a Script File
I'm writing a GUI script and I'm trying to streamline the code. To do this, I'm creating functions that perform specific process...

4 years ago | 1 Answers | 0

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Question

Creating a Button Group in Guide
I inserted a button group onto my GUI in Guide, but the functions controlling it did not show up in the Guide editor. I tried to...

4 years ago | 1 Answers | 0

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Question

Image not updating after processing parameters are changed.
My code looks like this... % --- Executes on selection change in popupmenu_contrast. function popupmenu_cont...

4 years ago | 1 Answers | 0

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Question

Programming Sliders Using Guide
I'm trying to program sliders using guide, and I'm not sure how this will work. First off, I can't get the slider to become v...

4 years ago | 2 Answers | 0

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Trying to Program a Switch-Case Expression for a Pop-up Menu in a MATLAB GUI
So when I'm adding slider capability to the code, how do I call that within the program. Would it be: handles.image2 = hand...

4 years ago | 0

Question

Trying to Program a Switch-Case Expression for a Pop-up Menu in a MATLAB GUI
Can someone tell me what's wrong with my syntax or any other errors you spot? % --- Executes on selection change in popup...

4 years ago | 3 Answers | 0

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Question

How do I allow the user to iterate an expression within a GUI without permanently applying the processing code?
As stated above, I want to allow the user to iterate within a GUI to find the optimal code, but I want them to be able to desele...

4 years ago | 2 Answers | 0

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Question

Placing and Editing an Image within a GUI using GUIDE.
How do you place an image within a pre-defined border on a GUI? I set an axes down hoping to put the image inside, but that d...

4 years ago | 1 Answers | 0