Abstract decoding 1 Artificial limbs 1 Decoding 1 Delayed feedback 1 Feedback 1 Hand prosthesis 1 Home training 1 Home-based 1 Long-term 1 Motor learning 1 Motor skills 1 Prosthesis control 1 Upper limb prosthesis 1 abstract decoding electromyography 1 feedback 1 hand prosthesis 1 home training 1 long-term 1 motor learning 1