Modelling and identification of characteristic kinematic features preceding freezing of gait with convolutional neural networks and layer-wise relevance propagation. - Benjamin Filtjens; Pieter Ginis; Alice Nieuwboer; Muhammad Raheel Afzal; Joke Spildooren; Bart Vanrumste; Peter Slaets (BMC Medical Informatics Decis. Mak., 2021)