Ron P. Podhorodeski

About

Ron P. Podhorodeski is a leading figure in the field of robotic kinematics and control, with a particular focus on the analysis and optimization of kinematically-redundant manipulators. His seminal work, "Identifying multi-DOF-loss velocity degeneracies in kinematically-redundant manipulators" (2003, 13 citations), provides a foundational framework for detecting and understanding velocity degeneracies—critical for ensuring safe and efficient robot operation. Podhorodeski also made significant contributions to underwater robotics, developing a sliding-mode control scheme that compensates for dynamic coupling between underwater robotic vehicles (URVs) and their attached manipulators (2005, 3 citations). This work addresses the challenge of reaction forces disturbing vehicle stability during task execution, enhancing the precision and reliability of underwater manipulation systems. Earlier in his career, he derived a complete analytical solution for the inverse instantaneous kinematics of a spherical-revolute-spherical (7R) redundant manipulator (1989, 3 citations), using reciprocal screw quantities to generate compact joint rate expressions. His research remains highly relevant for advancing robotic dexterity and control in complex environments.

Research Focus

Key Achievements

Top Papers

1. 1
   Identifying multi-DOF-loss velocity degeneracies in kinematically-redundant manipulators

   13 citations · 2003
2. 2
   USING ARTICULATED BODY ALGORITHM WITHIN SLIDING-MODE CONTROL TO COMPENSATE DYNAMIC COUPLING IN UNDERWATER-MANIPULATOR SYSTEMS

   3 citations · 2005
3. 3
   A complete analytical solution for the inverse instantaneous kinematics of a spherical-revolute-spherical (7R) redundant manipulator

   3 citations · 1989

Key Collaborators

Contact & Links