Darrell Lahey

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José is a visually guided autonomous robotic waiter. He circulates around a room populated by groups of people, politely serving appetizers to humans. The serving task combines elements of robotics with human computer interaction, challenging control architecture with multiple task integration. This paper describes our purely vision-based approach to this(More)
In this prospective study, the Minnesota Multiphasic Personality Inventory (MMPI) was administered to patients before and after lumbar spines fusion to investigate the stability of MMPI scores after surgical intervention and to attempt to correlate MMPI scale scores with outcome data. Sixty-eight patients were included. Testing was performed before surgery(More)
The halo cervical orthosis has proven extremely effective in stabilizing the spine, both non-operatively and as a supplement to operative procedures. Current designs of the available halo utilize either a closed or an open stabilizing ring. Twenty-four patients with various indications for halo application are reviewed. Eleven were treated with a closed(More)
Jos~ is a visually guided autonomous robotic waiter. He circulates around a room populated by groups of people, politely serving appetizers to humans. The serving task combines elements of robotics with human computer interaction, challenging control architecture with multiple task integration. This paper describes our purely vision-based approach to this(More)
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