Multi-level free-space dilation for sampling narrow passages in PRM planning

H.-L. Cheng, D. Hsu, J.-C. Latombe, and G. Sánchez-Ante. Multi-level free-space dilation for sampling narrow passages in PRM planning. In Proc. IEEE Int. Conf. on Robotics & Automation, pp. 1255–1260, 2006.
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