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Josh Chen


Last seen: 11 days ago

MathWorks

8 total contributions since 2020

Josh Chen's Badges

  • Revival Level 2
  • Knowledgeable Level 2
  • First Answer

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Answered
Publishing on a ROS Topic Simulink
Hello Hassan, In Simulink when creating a bus, it requires more information than MATLAB to lock down the message you want to se...

14 days ago | 3

Answered
Fail to create a ROS publisher/ subcriber for individual project
Hi Van, Based on your reply, it did seem that you are missing custom message definition in MATLAB. So MATLAB has a set of prede...

3 months ago | 1

| accepted

Answered
how to run rosinit in Matlab
Hello Van, Based on the error message, it looks like MATLAB cannot find an available python executable on your computer. rosini...

3 months ago | 1

Answered
How to use String array in a custom Message in Simulink?
Hello David, It seems that the the message you are assigning here is of type "std_msgs/String", have you tried to change the ma...

4 months ago | 0

Answered
Setup of an /trajectory_msgs/JointTrajectory message in Simulink
Hello Martin, The message trajectory_msgs/JointTrajectory contains variable-length arrays such as the 'Points' here shown on th...

6 months ago | 0

| accepted

Answered
Manage Ros Custom Message with Variable-Length array
Hi Marco, For WaypointArray.msg, are you referring to rsm_msgs/Waypoint? It's a bit difficult to see the full picture without ...

6 months ago | 0

Answered
How do I enter a string into a ROS message in Simulink?
Hello Harry, Since ROS strings in Simulink have to be fixed-length uint8 array, normally there are two ways of entering a strin...

7 months ago | 0

| accepted

Answered
How can I create standalone application while using Robotics System Toolbox's rosgenmsg function?
Hello Dandanakan, It is possible to use custom ROS messages in MATLAB Compiler with the following workaround. Since "rosgenmsg"...

7 months ago | 0

| accepted