simIK.findConfigs algorithm

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kat
Posts: 15
Joined: 02 Sep 2021, 15:50

simIK.findConfigs algorithm

Post by kat »

hello,
Could you let me know which kinematics algorithm the simIK.findConfigs uses?
thanks!
coppelia
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Posts: 10808
Joined: 14 Dec 2012, 00:25

Re: simIK.findConfigs algorithm

Post by coppelia »

Hello,

it uses randomized approach, combined with an IK solving step approach:
  • First a random configuration is applied to the manipulator.
  • The distance between the end-effector and the target end-effector is computed
  • If the distance is below a threshold, then a linearization around the random configuration tries to bring the end-effector onto the target end-effector. If that succeeds, we have found one desired target configuration for the manipulator.
  • If no target configuration was found, we start at step 1 above again
Cheers
kat
Posts: 15
Joined: 02 Sep 2021, 15:50

Re: simIK.findConfigs algorithm

Post by kat »

Ok great thank you, do you have a link to literature on this I can reference?
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