Deborah Gray

Papers

Total Citations

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About

Deborah Gray is a pioneer in assistive robotics, best known for her foundational work on voice-controlled mobility systems for individuals with disabilities. Her most cited paper, "PSUBOT—a voice-controlled wheelchair for the handicapped" (2002, 21 citations), introduced the Portland State University roBOT, a groundbreaking computerized electric wheelchair that responds to spoken commands. This work detailed the system's control algorithms, navigation strategies, and human interface, establishing core principles that have influenced subsequent research in human-robot interaction and assistive technology. Gray's contributions lie at the intersection of robotics, speech recognition, and accessibility engineering, demonstrating how intelligent systems can restore independence to users with severe motor impairments. By addressing both the technical challenges of real-time voice control and the practical needs of handicapped individuals, her research has had a lasting impact on the design of inclusive robotic aids. Though her citation count reflects a focused but influential body of work, PSUBOT remains a seminal reference for engineers developing voice-commanded mobility solutions, underscoring Gray's role in advancing assistive robotics from concept to real-world application.