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Cam Salzberger


Last seen: 1 dag ago

MathWorks

351 total contributions since 2015

I am a Software Engineer at MathWorks, and a Mechanical Engineer by education. I specialize in Robotics.

In my free time, I enjoy hiking and parkour.

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Answered
How to call variable (with index) using string?
Adam's suggestion really is the way to go about addressing the fundamental issue. In the meantime, if you want to get access to ...

1 dag ago | 0

| accepted

Answered
Creating Pointcloud ROS message in Simulink
(Moved from comment to answer) This question about creating point cloud messages seems fairly similar, and the attached utiltie...

3 dagen ago | 0

Answered
Updating ros messages for moveit!
Hello Pouria, Unfortunately, the MATLAB ROS custom message capabilities currently only support the "format 1" style for the pac...

3 dagen ago | 0

| accepted

Answered
I got some errors when I closed GUI. How do I fix it?
Hey Aaron, The error is likely because the code is trying to execute after you closed the figure window. Closing the figure des...

3 dagen ago | 0

Answered
How can I assign different color and width in a subplot?
"hEB" doesn't seem to be assigned in the code snippet you posted. You're assigning "hEBA8", "hEBC5", and "hEBE1", but not the hE...

10 dagen ago | 0

Answered
Trying to connect to an active node [ROS2]
There are two different factors in determining what is and isn't within a ROS 2 network. The first is the domain ID, and the sec...

15 dagen ago | 0

Answered
HOW can I know the code of "prioEDF"which is used in the truetime-2.0?
It looks like TrueTime has a GitHub project where they keep their source code. I don't know if it's the latest, but it appears t...

29 dagen ago | 0

| accepted

Answered
robotics simulink simscape tools
Hello Janitha, I have limited experience with this, but I believe you should be able to use importrobot to get a RigidBodyTree ...

ongeveer een maand ago | 0

| accepted

Answered
Change frame size in show(rigidbodyTree)
Hello Brian, If you don't have a mesh model to show on the robot, and only have the body lines, I believe you can get access to...

ongeveer een maand ago | 0

Answered
Working with Ouster Lidar and pointcloud2
Hello Julien, I haven't tried the Ouster data, but there are two options when reading messages from rosbag: you can read them i...

ongeveer een maand ago | 0

| accepted

Answered
ROS Action Client in Simulink
I am afraid that it is currently not possible (as of R2019b), but I have passed along your suggestion to the relevant people. Th...

ongeveer een maand ago | 0

Answered
matlab and simulink can not receive custom message whice send by ros
Please see some strategies for resolving and troubleshooting this issue in my answer here. You shouldn't need to set ROS_IP on t...

ongeveer een maand ago | 0

Answered
Failed to create custom ROS2 message
ROS 2 has more strict rules about package, message, and field names than ROS did. Relevant here, fieldnames need to be all lower...

ongeveer een maand ago | 0

Answered
How can I select a specific variable in the .mat file which contains different variables in the user interface?
Hello Kunpeng, You may consider using whos to determine the variables available in a MAT file. Then you can specify the variabl...

ongeveer een maand ago | 0

Answered
Plotting a 2d graph from .txt file (imported into MATLAB as table)
plot(data.t, data.x) A similar question was posted here, and points to this documentation for more information. You could even...

2 maanden ago | 0

| accepted

Answered
Any way to assign the second output to a variable on a function?
Hello Brandon, You can opt to ignore the first output using a tilde: [~, var2] = name(in1, in2); Is that what you were lookin...

2 maanden ago | 1

Answered
Time Complexity of 2D array
Hello Yugal, What size are vcp and vcn before you start the loop? If you are doing something like this: vcp = []; vcn = []; ...

2 maanden ago | 0

| accepted

Answered
calling of functions and subfunctions
Hey Geoffrey, Which version of MATLAB are you using? If you remove the main "function" declaration, it will consider the file t...

2 maanden ago | 0

| accepted

Answered
MATHLAB R2019B rosinit "ROS Executor Thread" error
Hello Doruk, std_msgs/Uint32 is a built-in supported message type, but this error looks like what can occur if you attempt to u...

2 maanden ago | 0

Answered
Undefined function or variable 'createRigidBodyTree'.
Hello Tasneem, "createRigidBodyTree" is not a function that ships with RST, or any MATLAB toolbox as far as I can tell. It appe...

3 maanden ago | 0

Answered
How to put data into a ROS mssage with Array Buses
Hello Xiaobo, I believe that the recommended workflow (or at least the easiest) is to simply use a MATLAB Function block to do ...

3 maanden ago | 0

Answered
"Manage Array Size for ROS Messages" gone missing, after updating to Matlab R2019b.
Hello Ken, The Simulink Toolstrip in R2019b has changed the location of a few things, but the variable size array configuration...

3 maanden ago | 0

| accepted

Answered
convert from hdf5 format to matlab
Hey Khaled, Have you tried h5read? This page should show an example of how to read the data. -Cam

4 maanden ago | 0

Answered
Error "Unable to resolve name" issue
Hello Paul, Please make sure that the parent folder to the "+mSIPRO" directory is on the MATLAB search path. Once you update th...

4 maanden ago | 2

| accepted

Answered
how use MATLAB to data generation
Hello Dodo, Yes, if you are looking to evaluate the sine function at particular points, then export that data to an Excel sprea...

4 maanden ago | 0

| accepted

Answered
About team members in competition
Hello Sadashiv, MATLAB Answers is generally more about getting help with MATLAB code or usage from the community. To get help w...

4 maanden ago | 0

Answered
Inverse Kinematic Solver solutions
Hello Kyle, The inverse kinematics solver parameter AllowRandomRestarts is likely the culprit here. If you check the documentat...

4 maanden ago | 2

| accepted

Answered
Problems with ExampleHelperGazeboSpawnedModel ROS Kinetic on R2018b
What version of Gazebo are you using? The example helpers were designed for the purpose of working with the ROS Hydro VM and its...

5 maanden ago | 0

Answered
How to lock an area
If I'm translating this correctly, you want to bulk-comment something. You can highlight it all and comment each line at once wi...

5 maanden ago | 0

Answered
External ROS node can't communicate with simulink
Hey Mark, I usually see this kind of issue going the other way (external nodes unable to send data to MATLAB/Simulink), but it'...

5 maanden ago | 0

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