Drupal-Biblio47<style face="normal" font="default" size="100%">Easy Return: An App for Indoor Backtracking Assistance</style>Drupal-Biblio17<style face="normal" font="default" size="100%">WeAllWalk: An Annotated Data Set of Inertial Sensor Time Series from Blind Walkers</style>Drupal-Biblio47<style face="normal" font="default" size="100%">WeAllWalk: An Annotated Data Set of Inertial Sensor Time Series from Blind Walkers</style>Drupal-Biblio47<style face="normal" font="default" size="100%">Ariadne’s Thread: Robust Turn Detection for Path Back-Tracing Using the iPhone</style>