Improving ability of tele-operators to complete progressively more difficult mobile robot paths using simple expert systems and ultrasonic sensors. - David A. Sanders; Jasper Graham-Jones; Alexander E. Gegov (Ind. Robot, 2010)

Expert system to interpret hand tremor and provide joystick position signals for powered wheelchairs with ultrasonic sensor systems. - David A. Sanders; Ian Stott; Jasper Graham-Jones; Alexander E. Gegov; Giles Tewkesbury (Ind. Robot, 2011)