@article{paperid:1082326, author = {Akbarzadeh Tootoonchi, Alireza and Tahamipour Zarandi, Seyed Mohammad and Kardan, Iman}, title = {Assist-As-Needed control of a hip exoskeleton based on a novel strength index}, journal = {Robotics and Autonomous Systems}, year = {2020}, volume = {134}, month = {December}, issn = {0921-8890}, pages = {103667--103667}, numpages = {0}, keywords = {Adaptive torque controller Assist-As-Needed controller Generalized fuzzy hyperbolic model Hip assistive exoskeleton Strength index}, }