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Jingchao Li


Northwestern Polytechnical University

Last seen: 12개월 전 |  2020년부터 활동

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When importing a URDF model into a Simscape™ Multibody™ model, how do I set the geometry scale attribute to 0.1?
In the Import URDF Models entry of the help document, I can see that I can set the scale attribute to 0.01 or 0.001 by setting t...

대략 1년 전 | 답변 수: 1 | 0

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Simulink and Simscape models built in 2021a do not work properly in 2021b
I built a bipedal robot locomotion control model using Simulink and Simscape in 2021a. When I ran this model in 2021b, the resul...

대략 2년 전 | 답변 수: 1 | 0

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How to calculate robot center of mass Jacobian matrix in Simulink?
Use 'center of mass' function and matlab system block.

대략 2년 전 | 0

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How to calculate robot center of mass Jacobian matrix in Simulink?
We can use the Get Jacobian module to calculate the Jacobian of the robot geometry, but how to calculate the Jacobian of the cen...

대략 2년 전 | 답변 수: 1 | 0

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How to co-simulate Simscape multibody and unreal engine?
I have built a biped robot model in Simscape multibody, and now I want to use the unreal engine to simulate the vision and radar...

2년 초과 전 | 답변 수: 1 | 0

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How to calculate the centroid angular momentum of multiple rigid bodies in Simscape Multibody？
How to calculate the centroid angular momentum of multiple rigid bodies in Simscape Multibody？

2년 초과 전 | 답변 수: 1 | 0

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How to calculate the common center of mass position of multiple rigid bodies in Simscape Multibody？
How to calculate the common center of mass position of multiple rigid bodies in Simscape Multibody？ I think it is possible to g...

3년 초과 전 | 답변 수: 2 | 0

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How to solve the discontinuity of MPC controller output？
hen I use the discrete derivation module, the problem is solved

3년 초과 전 | 0

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How to solve the discontinuity of MPC controller output？
In simulink, I used the MPC toolbox to obtain the control value calculated by MPC with a sampling period of 0.05s. In the follo...

3년 초과 전 | 답변 수: 2 | 0

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When using Simulink Desktop real-time external mode, there is a serious delay and mismatch between the data sent by UDP to the FPGA hardware and the data received by UDP.
I sent a sine signal to the FPGA hardware through the packet output module, and at the same time the FPGA hardware sent the sign...

3년 초과 전 | 답변 수: 0 | 3

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In the process of reinforcement learning training, the training was terminated erroneously because the data dimensions did not match.
When I go back to the 2019b version to run, no error is reported

대략 4년 전 | 0

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In the process of reinforcement learning training, the training was terminated erroneously because the data dimensions did not match.
I am trying to transfer the "Training with Reinforcement Learning" from the sample program "Train a Humanoid Walker" to another ...

대략 4년 전 | 답변 수: 2 | 0

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