Nicholas R Burchfield Embedded Systems Engineer Contact BURCHFIELDNR@ORNL.GOV All Publications Expanding on the BRIAR Dataset: A Comprehensive Whole Body Biometric Recognition Resource at Extreme Distances and Real-World Scenarios (Collections 1-4) Expanding Accurate Person Recognition to New Altitudes and Ranges: The BRIAR Dataset Geology and Design of Major Spent Fuel Repositories ADVANCING THE TRANSPORTATION – SECURITY, TRACKING, AND REPORTING (T-STAR) SYSTEM Key Links ORCID Organizations National Security Sciences Directorate Geospatial Science and Human Security Division Geographic Data Science Section Autonomous Systems Group