Andrew D Nicholson R&D Associate Contact nicholsonad@ornl.gov | 865.241.4343 All Publications Threat Sources for Creating Synthetic Urban Search Data Training data selection for event classification in a highly variable environment Maximum Likelihood Spectrum Decomposition for Isotope Identification and Quantification... Isotope Ratio Features for Classification of Dissolution Events Using Effluents Measurements... Monte Carlo Simulation of Background and Source Measurements with CSG and CAD Geometries... Development of a Neutron List Mode Collar (LMCL) and List Mode Response Matrix Analysis Concept... FORK EXPERIMENTS IN THE HOT CELL USING SPENT FUEL RODS FOR INTERNATIONAL NUCLEAR SAFEGUARDS... Development and evaluation of a list mode neutron coincidence collar for spatial response measurements of fresh fuel assembli... Updates to Relevance Vector Machine Polychotomous Classification, Variable Selection, and Proof-of-Concept Application to List Mode Neutron Collar Data Data for training and testing radiation detection algorithms in an urban environment... Generation of Synthetic Data for a Radiation Detection Algorithm Competition... Automated Vehicle Detection in a Nuclear Facility Using Low-Frequency Acoustic Sensors... Reactor Power Level Estimation by Fusing Multi-Modal Sensor Measurements... Classification of Dissolution Events Using Fusion of Effluents Measurements and Classifiers... Systematic study of variation in radiation data in cluttered environments... High-Purity Germanium Effluents Measurements at the High Flux Isotope Reactor and Radiochemical Engineering Development Cente... Transformative Data Analytics Capabilities for Nuclear Forensics and Safeguards Classifiers for Dissolution Events in Processing Facility Using Effluents Measurements... Verification Data Pattern Recognition and Change Detection at the Neutron Instrument Level... Understanding and quantifying the systematic effects of clutter within a radiation detection scene... Characterization of gamma-ray background outside of the High Flux Isotope Reactor... High-Resolution Gamma Spectrometry Data Set for High Burnup Pressurized Water Reactor Used Fuel... A Methodology for Determining the Concentration of Naturally Occurring Radioactive Materials in an Urban Environment... A Methodology for Determining the Concentration of Naturally Occurring Radioactive Materials in an Urban Environment Initial Modeling of Urban Search Measurements Pagination Current page 1 Page 2 Page 3 Next page ›› Last page Last » Key Links ORCID Organizations Physical Sciences Directorate Physics Division Nuclear Science and Advanced Technology Section Radiation Imaging and Advanced Diagnostics Group