Nathanael J. K. Brown

R&D S&E, Computer Science

R&D S&E, Computer Science

njbrown@sandia.gov

Biography

Nathanael J. K. Brown is a software/electrical engineer in Operations Research and Knowledge Management Systems at Sandia National Laboratories. His primary focus is on the design and development of advanced software algorithms ranging from handwriting recognition to optimization via heuristic techniques. He earned his MS from Purdue University.

Publications

Joseph Cutchall, Wesley Pick-Roth, Max Planck, Nathanael Brown, (2021). Classification of Malicious Cyber Activity Via Machine Learning Against Event Logs https://www.osti.gov/servlets/purl/1884068 Publication ID: 75376

Matthew Hoffman, Sammy Bussell, Nathanael Brown, (2021). A Minimally Supervised Event Detection Method (AHFE 2021 presentation) https://doi.org/10.2172/1870971 Publication ID: 78684

Nathanael Brown, Matthew Hoffman, Sammy Bussell, Samuel Gilletly, Katherine Cauthen, Esther John, Linda Nozick, (2021). Multi-Int Data Fusion for Proliferation Detection (NSARD 2021 presentation [final]) https://www.osti.gov/servlets/purl/1863195 Publication ID: 78030

Esther John, Katherine Cauthen, Nathanael Brown, Linda Nozick, (2021). Detecting Communities and Attributing Purpose to Human Mobility Data Proceedings – Winter Simulation Conference https://doi.org/10.1109/WSC52266.2021.9715396 Publication ID: 78957

Matthew Hoffman, Sam Bussell, Nathanael Brown, (2021). A Minimally Supervised Event Detection Method Lecture Notes in Networks and Systems https://www.osti.gov/servlets/purl/1766739 Publication ID: 72624

Matthew Hoffman, Sammy Bussell, Nathanael Brown, (2021). A Minimally Supervised Event Detection Method (AHFE 2021 paper) https://www.osti.gov/servlets/purl/1843746 Publication ID: 75209

Esther Chiew, Katherine Cauthen, Nathanael Brown, Linda Nozick, (2020). Detecting Communities and Attributing Purpose to Human Mobility Data https://www.osti.gov/servlets/purl/1808951 Publication ID: 74130

Nathanael Brown, Katherine Cauthen, Linda Nozick, Esther Chiew, (2020). Modeling Mobility in Socieal Networks with Overlapping Communities (NSARD slide) https://www.osti.gov/servlets/purl/1772538 Publication ID: 73113

Nathanael Brown, Katherine Cauthen, Linda Nozick, Esther Chiew, (2020). Modeling Mobility in Social Networks with Overlapping Communities (NSARD poster) https://www.osti.gov/servlets/purl/1772717 Publication ID: 73119

Nathanael Brown, Katherine Cauthen, Justin Durfee, Christopher Frazier, Linda Nozick, (2020). A Unique Similarity Metric for Anomaly Detection in Temporal Networks https://www.osti.gov/servlets/purl/1766913 Publication ID: 72631

Nathanael Brown, Christopher Frazier, Katherine Cauthen, Linda Nozick, (2019). A Unique Similarity Metric for Anomaly Detection in Social Networks https://www.osti.gov/servlets/purl/1640738 Publication ID: 69101

Nathanael Brown, Christopher Frazier, Katherine Cauthen, Linda Nozick, (2019). A Unique Graph Similarity Metric for Anomaly Detection https://www.osti.gov/servlets/purl/1639686 Publication ID: 67935

Nathanael Brown, Christopher Frazier, Katherine Cauthen, Linda Nozick, (2019). A Unique Graph Similarity Metric for Anomaly Detection https://www.osti.gov/servlets/purl/1639816 Publication ID: 67997

Kai Anderson, Nathanael Brown, (2019). SOHBRIT: Autonomous COTS System for Satellite Characterization https://www.osti.gov/servlets/purl/1601922 Publication ID: 67057

Nathanael Brown, Linda Nozick, Dean Jones, (2018). Generalized Blockmodeling of Multi-Valued Networks https://www.osti.gov/servlets/purl/1513692 Publication ID: 59145

Nathanael Brown, Linda Nozick, Dean Jones, (2018). CoDA Poster: Generalized Blockmodeling of Multi-Valued Networks https://www.osti.gov/servlets/purl/1498213 Publication ID: 60850

Nicholas Blazier, Samuel Tarin, Nathanael Brown, Prabal Nandy, Drew Woodbury, (2017). Sohbrit: Autonomous COTS System for Satellite Characterization https://www.osti.gov/servlets/purl/1431998 Publication ID: 58455

Nathanael Brown, Katherine Jones, Alisa Bandlow, Lucas Waddell, Linda Nozick, (2017). A Stochastic Programming Approach to the Design Optimization of Layered Physical Protection Systems (ePRA) https://www.osti.gov/servlets/purl/1466099 Publication ID: 58070

Nathanael Brown, Linda Nozick, Jose Saloio, Dean Jones, (2017). Generalized Blockmodeling for Multi-Dimensional Network Analysis https://www.osti.gov/servlets/purl/1464072 Publication ID: 57827

Nathanael Brown, Katherine Jones, Jared Gearhart, Bryan Arguello, (2017). Department 8831 Complex Systems & Resilience Capabilities Overview https://www.osti.gov/servlets/purl/1367317 Publication ID: 56479

Nathanael Brown, Katherine Jones, Alisa Bandlow, Lucas Waddell, Linda Nozick, (2016). A Stochastic Programming Approach to the Design Optimization of Layered Physical Protection Systems – Presentation https://www.osti.gov/servlets/purl/1415103 Publication ID: 48343

Katherine Jones, Alisa Bandlow, Lucas Waddell, Linda Nozick, Drew Levin, Nathanael Brown, (2016). A Complex Systems Approach to More Resilient Multi-Layered Security Systems https://doi.org/10.2172/1431482 Publication ID: 52506

Nathanael Brown, Katherine Jones, Alisa Bandlow, Lucas Waddell, Linda Nozick, (2016). A Stochastic Programming Approach to the Design Optimization of Layered Physical Protection Systems https://doi.org/10.24251/HICSS.2017.180 Publication ID: 51928

Alisa Bandlow, Katherine Jones, Nathanael Brown, Linda Nozick, (2016). The Impact of False and Nuisance Alarms on the Design Optimization of Physical Security Systems https://doi.org/10.1007/978-3-319-41956-5_18 Publication ID: 51184

Nathanael Brown, Katherine Jones, Alisa Bandlow, Lucas Waddell, Linda Nozick, (2016). A Stochastic Programming Approach to the Design Optimization of Layered Physical Protection Systems https://doi.org/10.24251/HICSS.2017.180 Publication ID: 50613

Alisa Bandlow, Katherine Jones, Nathanael Brown, Linda Nozick, (2016). The Impact of False and Nuisance Alarms on the Design Optimization of Physical Security Systems https://doi.org/10.1007/978-3-319-41956-5_18 Publication ID: 48820

Nathanael Brown, Katherine Jones, Linda Nozick, Ningxiong Xu, (2016). Multi-layered security investment optimization using a simulation embedded within a genetic algorithm Proceedings – Winter Simulation Conference https://www.osti.gov/servlets/purl/1248647 Publication ID: 42907

Nathanael Brown, Katherine Jones, Linda Nozick, Ningxiong Xu, (2015). Multi-Level Security Investment Optimization Using a Simulation Embedded within a Genetic Algorithm https://www.osti.gov/servlets/purl/1333796 Publication ID: 41733

Nathanael Brown, Katherine Jones, Linda Nozick, Ningxiong Xu, (2015). Optimizing the Configuration of Sensor Networks to Detect Intruders Sandia journal manuscript; Not yet accepted for publication https://www.osti.gov/servlets/purl/1427222 Publication ID: 42741

Nathanael Brown, Katherine Jones, Alisa Bandlow, Linda Nozick, Kristin Adair, Jared Gearhart, John Russell, Ningxiong Xu, (2015). Multi-layered security systems for force protection https://www.osti.gov/servlets/purl/1503737 Publication ID: 42642

Jared Gearhart, Kristin Adair, Alisa Bandlow, Nathanael Brown, John Russell, (2014). Multi-Layered Security Systems for Force Protection https://www.osti.gov/servlets/purl/1146603 Publication ID: 40988

Nathanael Brown, (2014). Optimization: Heuristic Methods and Applications https://www.osti.gov/servlets/purl/1142225 Publication ID: 40320

Manuel Trujillo, Matthew Allen, Nathanael Brown, George Baldwin, (2013). Uranium Enrichment Determination with Commercial CZT Detectors and a Non-proprietary Analysis Algorithm https://www.osti.gov/servlets/purl/1115268 Publication ID: 34560

Dean Jones, Nathanael Brown, (2013). A Decomposition Heuristic for a Power Network Interdiction Problem IEEE Transactions on Power Systems https://www.osti.gov/biblio/1106289 Publication ID: 34482

Nathanael Brown, Jared Gearhart, Dean Jones, (2013). MULTI-OBJECTIVE OPTIMIZATION FOR BRIDGE RETROFIT TO ADDRESS EARTHQUAKE HAZARDS https://www.osti.gov/servlets/purl/1106584 Publication ID: 34483

Eric Vugrin, Nathanael Brown, (2013). OPTIMAL RECOVERY SEQUENCING FOR ENHANCED RESILIENCE AND SERVICE RESTORATION IN TRANSPORTATION NETWORKS International Journal of Critical Infrastructures https://www.osti.gov/biblio/1083679 Publication ID: 34091

Matthew Allen, Nathanael Brown, Manuel Trujillo, (2013). Uranium Enrichment Determination with Commercial CZT Detectors and a Non-proprietary Analysis Algorithm https://www.osti.gov/servlets/purl/1115469 Publication ID: 34163

Nathanael Brown, Jared Gearhart, Dean Jones, (2013). MULTI-OBJECTIVE OPTIMIZATION FOR BRIDGE RETROFIT TO ADDRESS EARTHQUAKE HAZARDS https://www.osti.gov/servlets/purl/1078681 Publication ID: 33046

Jared Gearhart, Nathanael Brown, Dean Jones, (2013). Mitigation of Risks to Lifeline Systems for Earthquake Hazards https://www.osti.gov/biblio/1063449 Publication ID: 31273

Jared Gearhart, Nathanael Brown, (2012). Mitigating Hazard Consequences through Optimal Infrastructure Investments https://www.osti.gov/servlets/purl/1649771 Publication ID: 26520

Dean Jones, Nathanael Brown, Jared Gearhart, Kristin Adair, (2012). Tchebycheff-NBI Formulation for Multiobjective Optimization Problems Proposed for publication in Journal of Global Optimization. https://www.osti.gov/biblio/1060462 Publication ID: 29648

Nathanael Brown, Donald Shirah, Adam Turk, (2012). US Leverage Points for Global Emission Policy https://www.osti.gov/servlets/purl/1650479 Publication ID: 28257

Jared Gearhart, Nathanael Brown, Dean Jones, (2011). Optimization of Scenario Construction for Loss Estimation in Lifeline Networks https://www.osti.gov/servlets/purl/1113295 Publication ID: 25631

Dean Jones, Nathanael Brown, (2011). Generalized blockmodeling of multiple valued networks Social Networks https://doi.org/10.1016/j.socnet.2004.01.002 Publication ID: 24608

Matthew Allen, Nathanael Brown, (2011). Uranium Isotopic Analysis with Commercial CAT Detectors and a Generic Algorithm https://www.osti.gov/servlets/purl/1140693 Publication ID: 23508

Matthew Allen, Thomas Weber, Nathanael Brown, (2011). Uranium Isotopic Analysis with Commercial CZT Detectors and a Generic Algorithm https://www.osti.gov/servlets/purl/1109309 Publication ID: 23104

Nathanael Brown, Jared Gearhart, Dean Jones, (2011). OPTIMIZING THE SELECTION OF SCENARIOS FOR LOSS ESTIMATION IN TRANSPORTATION NETWORKS https://www.osti.gov/servlets/purl/1120643 Publication ID: 22168

Eric Vugrin, Nathanael Brown, (2010). Optimal recovery sequencing for critical infrastructure resilience assessment https://doi.org/10.2172/1007322 Publication ID: 19817

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