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**Content Feed**

Question

Signal types for dimension 8 vs [8 x 1] - what's the difference?

I appologize for such a simple questions, but I am in the process of learning Simulink. I am using the 'Information Overlay' to ...

4 days ago | 1 answer | 0

### 1

answerQuestion

Timing for UDP Data Stream

I have a software defined radio that is streaming data over a network port at 192,000 Samples per second. I want to connect to t...

11 days ago | 1 answer | 0

### 1

answerNo log file generated for standalone app

I got a response back from Mathworks Support about this. In short, as suspected, there is an issue with file permissions in Find...

2 months ago | 0

| accepted

Question

No log file generated for standalone app

I am on macOS Catalina trying to deploy a standalone Matlab app using the application compliler. I am on R2020b. I check off t...

3 months ago | 1 answer | 0

### 1

answerQuestion

Auto resize of manually added axes

I need to manually add axes to a figure, but I want the axes I add to automatically resize when I maximize/scale the figure wind...

3 months ago | 0 answers | 0

### 0

answersPrint an array of coordinates with 2 Arrays of Varriables.

Simple in Matlab X = [150 200 300 500]'; Y = [300 500 800 300]'; coords = [X,Y] coords = 150 300 200 500 ...

4 months ago | 0

| accepted

Matlab Coder support for object arrays

I believe this isn't possible. I think you have to use a cell array of the objects as a work around. See this answer: Limitati...

4 months ago | 0

Question

System Object Variable Size Tuneable Properties

I am new to system objects, but need to develop one to do some stream processing of incoming data. Part of the algorithm I am de...

5 months ago | 1 answer | 0

### 1

answerHow to 3D plot a circle with radius of 1 in x y and sine wave in z?

Try this: %Position of center of chip in 3D space x0 = 1; y0 = 1; z0 = 1; r = 1;%Radius of chip d_theta = 2*pi/60; %Diff...

6 months ago | 1

| accepted

The 'matlab.mixin.Copyable' class does not support code generation.

I got around this by creating a 'copy' method for my class. Here is a simple example. classdef myobj < handle % used to be mat...

7 months ago | 0

Question

Custom object class array initilization within Simulink Matlab Function Block

The summary of my question is I need know how to preallocate an array of custom objects in a way that is compatible with Simulin...

7 months ago | 1 answer | 0

### 1

answerCreate a new array by summing the columns of old array

By calling up the matrix elements using their linear indices and skipping by the number of rows in your matrix you can do what y...

9 months ago | 0

Adding transparency to a contour plot

My understanding is that this isn't supported. In the past I have done a surface plot, changed the transparancy, and then change...

9 months ago | 0

Make transparent contourf plot

One work around is to plot a surface and change the view. Here is an example data = rand(100,100); surf(data,'EdgeColor','None...

9 months ago | 0

Question

Livescipt Potential Bug: Can't add code, sections, etc. Only text.

I am running Matlab R2020b on a macOS Catalina. I have had this problem a couple of times now with my Livescripts. I will be wor...

10 months ago | 1 answer | 0

### 1

answerQuestion

Arrays from object properties within object arrays

I want to know if there is an efficent way to extract an array of values from properties of objects in an object array. Let's sa...

1 year ago | 1 answer | 0

### 1

answerQuestion

Live Script Compatibility with Matlab Mobile

I have a live script I uploaded to Matlab Online and I can see it in Matlab mobile, but it is grayed out and I can't run it. Thi...

1 year ago | 1 answer | 0

### 1

answerWhy does the app not resize properly for different screen resolutions in App Designer?

I know this isn't exactly what you are looking for, but I was having a similar problem and recently discovered the 'Scrollable' ...

2 years ago | 4

Question

App Designer Reflow of Items within Tabs

I have a tab group that is my highest level of organization in my app. Within each tab, I have a series of panels that I would l...

2 years ago | 2 answers | 1

### 2

answersQuestion

Performance difference for plotting direction?

I found a very odd behavior that I'd like some help on. When plotting large vectors in matlab, there appears to be a MAJOR perfo...

2 years ago | 0 answers | 0

### 0

answersUnable to create a standalone application.

I had this problem as well with the following error: Update resource failed: 110 Failed to create the web based instal...

2 years ago | 0

Read UDP packets asynchronously from Simulink in MATLAB

I belive you need to use the function handle for myfunction u = udp('127.0.0.1', 25000); u.ReadAsyncMode = 'continuous'; fope...

2 years ago | 0

Question

Potential Bug with App Designed to Create Subplots of Polar Axes?

I am trying to programmatically generate a set of polar subplots in my Matlab application. It seems to work almost perfectly, bu...

2 years ago | 0 answers | 0

### 0

answersAdd-On Explorer currently unavailable

I was having a problem with this on my Mac running R2018b. I was able to get to the 'Add-On Explorer' by: 1. Clicking the 'Add-...

2 years ago | 0

Question

How do I control/view colorbar axis width?

I need to know how to read the width of a colorbar including its axis labels. I am trying to configure the position of my colorb...

2 years ago | 1 answer | 1

### 1

answerQuestion

Can you set a plot property as an equation?

I would like to set up a property as an equation. This could apply to a figure, axis, etc. property, but I am specifically inter...

3 years ago | 2 answers | 0

### 2

answersQuestion

Problems with scipy package import when using mwpython

I have created a Python package with MATLAB Compiler SDK (R2018a). I have been able to include that package and execute function...

3 years ago | 0 answers | 0

### 0

answersQuestion

How does Python package generated in Matlab allow for "import matlab"?

I am developing a Python package from my Matlab functions using Matlab Compiler SDK within R2018a. I used this <https://www.math...

3 years ago | 0 answers | 0

### 0

answersQuestion

Problem with contourf plotting

I seem to have a problem with the contourf function. The data I am plotting (see attached) seems to plot fine with the 'surf' co...

7 years ago | 1 answer | 0

### 1

answerIncrease grid resolution when printing/saving eps

I figured this out myself. Download fixPSlinestyle.m from Matlab File exchange here. http://www.mathworks.com/matlabcentral...

8 years ago | 0

| accepted