%0 Journal Article %T Semi-supervised approach to identify steps, shoes, and gender of older adults under semi-naturalistic conditions using a waist-worn inertial sensor %A Pulido Herrera, Edith %A Ruiz Olaya, Andrés F %A Sierra Bueno, Daniel A %J Proceedings of the Institution of Mechanical Engineers Part H Journal of Engineering in Medicine %V 237 %N 3 %P 327-335 %@ 0954-4119 %D 2023-03-01 %I SAGE Publications %~ DeepDyve