Jianxin Sun
MathWorks
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Contribute at least one answer each month for 6 consecutive months
Awarded to Jianxin Sun on 02 Jul 2021
3 of your answers have been accepted
Awarded to Jianxin Sun on 27 Mar 2021
Provide your first answer ever to someone else's question
Awarded to Jianxin Sun on 05 Oct 2020
Content Feed
Unable to load .ulg when using Flight Log Analyzer from UAV toolbox
Thank you for bringing this issue to our attention. Our development team is closely reviewing this issue and considering solutio...
ungefär en månad ago | 2
Control UAV in Gazebo With Simulink
Set motor joint velocity will rotate the rotors but that will not generate lift since Gazebo is not simulating aerodynamices. Yo...
3 månader ago | 1
Is there a way to create a Dubins path given a set of waypoints?
The connect method of uavDubinsConnection can accept pairs of start and goal poses. Assume your waypoints are defined as a Nx4 m...
3 månader ago | 0
Mathematical Model used in UAV toolbox
Math behind UAV Guidance Models: multirotor fixedwing
4 månader ago | 1
| accepted
Modify Simulation 3D UAV Vehicle block
Hi Victoria, Thank you for your interest in this feature. This is something our development team is aware of and is considering...
4 månader ago | 0
What is Lookahead Distance?
Hi Shubham, The lookahead distance determines how far ahead the target location would be for the UAV along the path defined by ...
4 månader ago | 0
| accepted
Get an error when changing the baseMission waypoint in "Example:UAV Package Delivery"
Hi Wenhan, Can you clarify how you changed the waypoints in "noQGC/baseMission" block? You should be able to update the waypoin...
4 månader ago | 1
| accepted
Is it possible to simulate State Space model using live inputs coming from Gazebo environment?
Hi, Have you considered using https://www.mathworks.com/help/simulink/slref/statespace.html from Simulink? Thanks, Jianxin
4 månader ago | 0
| accepted
How to change waypoints while running the simulation model when using UAV toolbox(Path Manager)?
Hi Shichen, Mission data is loaded in "uavPackageDelivery/Ground Control Station/Get Flight Mission/noQGC" subsystem when model...
4 månader ago | 1
| accepted
Usage of INS, GPS sensors and trajectories in 3D Unreal Engine Scenario (UAV Toolbox)
Hi Felix, For GPS sensor in Simulink, currently there is no out of box blocks for it. But you can create a MATLAB function bloc...
4 månader ago | 0
UAV Toolbox Guidance Model block has mask callback that modifies model at compile time, which prohibits multi-instance model reference
Hi Zhang, Thanks for bringing up this issue. You can try a few workarounds: You can change the model reference block's simulat...
5 månader ago | 0
| accepted
Feature Request: UAV Animation block, https://www.mathworks.com/help/uav/ref/uavanimation.html
Hi Yingao, Thank you for your interest in this feature. This is something our development team is aware of and is considering. ...
6 månader ago | 0
| accepted
Customize Simulation 3D UAV Vehicle
Hi Benjamin, Thank you for your interest in this UAV Vehicle customization feature. This is something our development team is a...
6 månader ago | 0
How does the uavWaypointFollower object work?
Hi Shubham, Please check the reference page in https://www.mathworks.com/help/uav/ref/uavwaypointfollower-system-object.html [...
6 månader ago | 0
| accepted
How to obtain acceleration and angular velocity control inputs to track a fixed-wing UAV trajectory?
Hi Shubham, You can check the exampleHelperUAVDerivatives.m file in the example you referred to. This file should be in the sam...
6 månader ago | 0
| accepted
Custom Flight Log - change datatype
Hi Antoine, Is your data X == 0.0083 seconds or 0.0083 milliseconds? If it is the former, you can use timeAccess = @(x)second...
7 månader ago | 0
Flying Multiple UAVs using MATLAB's Unreal Engine Simulation Evironment
You can add and move multiple UAVs in Unreal Engine simulation by inserting multiple Simulation 3D UAV Vehicle blocks.
7 månader ago | 1
| accepted
How to get offline installation package of robotics system toolbox uav library？
Hi Zhong, This kind of installation questions can be best handled by Installation Technical Support. https://www.mathworks.com...
8 månader ago | 0
simulating a fixed wing UAV using guidance vectors
Hi, You can choose to use the UAV Guidance Model block by setting its type to fixed wing guidance model. The block accepts air ...
10 månader ago | 0
How to play Multiple Fixed-Wings UAV Animations in UAV animation block
Hi Hussain, The UAV Animation block can only visualize one UAV at a time. If you want to visualize multiple UAVs, consider crea...
12 månader ago | 0
| accepted
How to implement Way Points Follower using Multiple Multirotor in Simulink
Hi, Hussain, If you have access to the MATLAB R2020b and UAV Toolbox, you can find example demostrating how to control a multir...
12 månader ago | 0
