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Zhang et al. Intell Robot 2022;2(3):275­97   I http://dx.doi.org/10.20517/ir.2022.20                              Page 297































                              https://github.com/Alescontrela/AMP_for_hardware




                                                                        https://github.com/Mehooz/vision4leg https://github.com/PaddlePaddle/PaddleRobotics/tree/main/QuadrupedalRobots/ETGRL
















                                      /          /          /
                            Per-    Terrin,  and  Ini-  Force,  Joint  loss,  Friction,  Friction,  Sensor
                            Velocity  (Rough  Training,  Mass,  External  Mass,  Friction  Adaptation,and  Foot  Noisy


                            Mass,            (Robot       of  Centre  and  Lateral   and

                            Base    Randomisation  Curriculum  Termination.  Randomisation  Orientation,  Mass,  Damping  Limit).  Inertia,  Domain  Latency,  Kd),  Kp,

                            (Friction,  Multiplier).  Force),  Trajectory  Velocity, FrictionCoefficient, CurriculumLearning, andRandomized  (Body  Joint  Torque  and  KD,  (KP, Mass,MotorFrictionandStrength,andSensorLatency),and  Setting,  (Control  Motor  and


                            Randomization  Gain  Motor  Domain  Model,  External  Domain  Model,  and  Position  Sampling.  Randomization  Reference,  and  Gain,  P  Friction,  Randomization  Input.  Depth  Learning  Randomization  Mass,  Leg






                            Domain  turbation,  Actuator  Disturbances,  Joint-Velocity-Based  Actuator  Joint  tial  Height  Domain  Position  Geom  Domain  Random  Teacher-Student  Domain  Mass,  Base  Input.




                            Motion   RL  another  controller.  walking            Genera-



                            Shepherd  from  Data  MPC  an  Generator.  Trajectory  dog  of  Dataset  behaviors [111] .  Trajectory




                            German  Dataset [119] .  Motion  or  policy  Foot  MoCap  turning  and  /  Evolutionary  tor [120] .




                           Make     Multi-  in  Priors  loco-  robots  Learn-  Movement  Animal  Locomotion  with  Gener-  for

                           Priors   through  Motion  Learning [56]  perceptive  and  Vision-Guided  Cross-Modal  Learning  Trajectory  Approach  Locomotion [62]

                           Motion GoodSubsitutesforComplexRe-  Functions [91]  Skills  robust  quadrupedal  Repurpose:  Robot  Human  with  General


                           Adversarial  ward  Advanced  Adversarial  ple  Reinforcement  Learning  for  motion  wild [8]  the  in  and  Imitate  Reusable  ing  From  Skills  Behaviors [12]  Learning  Quadrupedal  End-to-End  Transformers [13]  Reinforcement  Evolutionary  A  ator:  Quadrupedal
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