About the Authors

Markus Nowak

markus.nowak@dlr.de

Affiliation Robotics and Mechatronics Center, DLR — German Aerospace Center, Wessling, Germany

Claudio Castellini

Affiliation Robotics and Mechatronics Center, DLR — German Aerospace Center, Wessling, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: MN CC. Data curation: MN. Formal analysis: MN. Funding acquisition: MN CC. Investigation: MN. Methodology: MN CC. Project administration: CC. Resources: MN CC. Software: MN. Supervision: CC. validation: MN CC. visualization: MN. Writing – original draft: MN CC. Writing – review & editing: MN CC.