James Brian Rigdon

Sandia National Laboratories, Sandia National Laboratories California

Papers

Total Citations

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About

James Brian Rigdon is a key figure in the development of advanced simulation frameworks for robotics and defense systems. His primary research areas include modular simulation architectures, heterogeneous system modeling, and the application of High-Level Architecture (HLA) for federated simulations. Rigdon’s most significant contribution is the creation of the Umbra simulation framework at Sandia National Laboratories. This innovative platform was designed to model robots for manufacturing, military, and security system concept evaluation. Umbra’s breakthrough lies in its generalization of data-flow-based simulation through a multiple worlds abstraction, enabling the modeling of diverse and complex interaction phenomena within a single, unified environment. His foundational paper on the subject, "The Umbra simulation framework as applied to building HLA federates" (2003), has garnered 20 citations, serving as a cornerstone for researchers working on multi-domain simulation. Rigdon’s work has been instrumental in bridging the gap between physical robotics and virtual prototyping, allowing for more efficient and cost-effective evaluation of autonomous systems. His achievements underscore a career dedicated to pushing the boundaries of how we simulate and understand the interplay between humans, machines, and their environments.