Inverse Kinematics
Inverse kinematics (IK) focuses on determining the joint configurations of a robot needed to achieve a desired end-effector pose. Current research emphasizes developing faster and more robust IK solutions, particularly for complex robots with many degrees of freedom, using techniques like analytical geometric decomposition, quadratic programming, and neural network-based approaches such as graph neural networks and convolutional neural networks. These advancements are crucial for improving robot control, motion planning, and real-time performance in applications ranging from surgical robotics to humanoid locomotion and manipulation. The development of efficient and reliable IK solvers is a key factor in enabling more sophisticated and adaptable robotic systems.
Papers
Representation Learning with Multi-Step Inverse Kinematics: An Efficient and Optimal Approach to Rich-Observation RL
Zakaria Mhammedi, Dylan J. Foster, Alexander Rakhlin
HybrIK-X: Hybrid Analytical-Neural Inverse Kinematics for Whole-body Mesh Recovery
Jiefeng Li, Siyuan Bian, Chao Xu, Zhicun Chen, Lixin Yang, Cewu Lu