Acknowledgements
This work was supported by grant EP/L016303/1 for Cranfield, Oxford and Strathclyde Universities’ Centre for Doctoral Training in Renewable Energy Marine Structures - REMS (http://www.rems-cdt.ac.uk/) from the UK Engineering and Physical Sciences Research Council (EPSRC).
Data availability: the raw data required to reproduce these findings cannot be shared at this time as the data also forms part of an ongoing study.