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Wouter Jan Wolfslag

3 accepted papers

2019

Unparameterized Optimization of the Spring Characteristic of Parallel Elastic Actuators

RA-L 2019

In electrically actuated robots most energy losses are due to the heating of the actuators. This energy loss can be greatly reduced with parallel elastic actuators, by optimizing the elastic element such that it delivers most of the required torques. Previously used optimization methods relied on pa

Cited by 14SourceScholar
2018

A String-Based Representation and Crossover Operator for Evolutionary Design of Dynamical Mechanisms

RA-L 2018

Robots would perform better when their mechanical structure is specifically designed for their designated task, for instance by adding spring mechanisms. However, designing such mechanisms, which match the dynamics of the robot with the task, is hard and time consuming. To assist designers, a platfo

Cited by 3SourceScholar
2018

RRT-CoLearn: Towards Kinodynamic Planning Without Numerical Trajectory Optimization

RA-L 2018

Sampling-based kinodynamic planners, such as rapidly-exploring random trees (RRTs), pose two fundamental challenges: computing a reliable (pseudo-)metric for the distance between two random nodes, and computing a steering input to connect the nodes. The core of these challenges is a two point bounda

Cited by 37SourceScholar