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Thesis Project Form

Title (tentative): Robot Avatars to assist people with physical impairments: novel control paradigms and interfaces

Thesis advisor(s): Casadio Maura, Antonio Bicchi, Manuel Catalano, Maddalerna Feder (IIT) E-mail:
Address: Via Opera Pia 13, 16145 Genova (ITALY) Phone: (+39) 010 33 52749
Description

Motivation and application domain
One of the most spread problems over the years is related to motor impairments because of spinal cord injuries, brain injuries and limb loss due to accidents or congenital factors. In subjects with such disabilities even simple motor activities can represent an actual problem and to overcome these issues many research lines based on rehabilitation or assistive machines are carried on with the main goal of helping people in performing activities of daily living (ADLs) and reducing their assistance need. A crucial point has to be found in the control of such devices that involves the participation of available body parts leading to high physical and cognitive load of the subject. Indeed, one of the main issues within the Body Machine Interfaces (BoMI) branch is related to find the most optimal mapping strategy between the bodily Degrees of Freedom (DoFs) and the robotic ones. To overcome this problem, a specific study is trying to exploit compensatory movements performed by the residual motions of the user to control assistive devices aiming to significantly enhance the usability and efficiency of these technologies for individuals with motor impairments.

General objectives and main activities
The general objectives will be to:
- use IMU sensors to track residual motions at shoulder level in a non-invasive way to intuitively control the devices and reduce the cognitive load associated with the learning of the new control
- use AlterEgo robot as assistive device in both virtual and real environments to evaluate the new control algorithm based on compensatory movements performed by user’s residual movements
- examine differences observed between healthy subjects and subjects with spinal cord injuries (SCI) by comparing performance metrics of both populations extracted after a predefined assessment procedure

Training Objectives (technical/analytical tools, experimental methodologies)
he student will learn to:
- use Robot Operating System (ROS)
- perform experiments with human participants (able-bodied and impaired subjects)
- personalize the training and define the experimental protocol
- administer cognitive evaluation tests
- perform data analysis the performance metrics and the respective statistical analysis

Place(s) where the thesis work will be carried out: DIBRIS, UNIGE – Center for Robotics and Intelligent Systems, IIT via S. Quirico 19d, Genova – Unità Spinale Unipolare, Pietra Ligure

Additional information

Maximum number of students: 1