2019

  • R. Lee, O. J. Mengshoel, and M. J. Kochenderfer, “Adaptive Stress Testing of Safety-Critical Systems,” in Safe, Autonomous, and Intelligent Vehicles, Springer, 2019, p. 77–95.
    [Bibtex]
    @InCollection{Lee2018c,
    author = {Lee, Ritchie and Mengshoel, Ole J. and Kochenderfer, Mykel J.},
    title = {Adaptive Stress Testing of Safety-Critical Systems},
    booktitle = {Safe, Autonomous, and Intelligent Vehicles},
    series = {Unmanned Systems Technology},
    publisher = {Springer},
    year = {2019},
    pages = {77--95},
    Owner = {rcnlee}
    }
  • R. Lee, O. J. Mengshoel, A. K. Agogino, D. Giannakopoulou, and M. J. Kochenderfer, “Adaptive Stress Testing of Trajectory Planning Systems,” in SciTech, Intelligent Systems Conference (IS), 2019.
    [Bibtex]
    @InProceedings{Lee2019a,
    author = {Lee, Ritchie and Mengshoel, Ole J. and Agogino, Adrian K. and Giannakopoulou, Dimitra and Kochenderfer, Mykel J.},
    title = {Adaptive Stress Testing of Trajectory Planning Systems},
    booktitle = aiaa_is,
    year = {2019},
    Organization = {AIAA},
    Owner = {rcnlee}
    }
  • R. Lee, O. J. Mengshoel, T. A. Wheeler, and M. J. Kochenderfer, ExprRules.jl: An Expression Optimization Framework in Julia, in prep., 2019.
    [Bibtex]
    @Unpublished{Lee2019c,
    author = {Lee, Ritchie and Mengshoel, Ole J. and Wheeler, Tim A. and Kochenderfer, Mykel J.},
    title = {ExprRules.jl: An Expression Optimization Framework in Julia, in prep.},
    year = {2019},
    Owner = {rcnlee}
    }

2018

  • R. Lee, O. J. Mengshoel, A. Saksena, R. Gardner, D. Genin, J. Brush, and M. J. Kochenderfer, “Differential Adaptive Stress Testing of Airborne Collision Avoidance Systems,” in SciTech, Modeling and Simulation Technologies Conference (MST), 2018. [Best Paper Award].
    [Bibtex]
    @InProceedings{Lee2018a,
    author = {Lee, Ritchie and Mengshoel, Ole J. and Saksena, Anshu and Gardner, Ryan and Genin, Daniel and Brush, Jeffrey and Kochenderfer, Mykel J.},
    title = {Differential Adaptive Stress Testing of Airborne Collision Avoidance Systems},
    Booktitle = aiaa_mst,
    year = {2018},
    Organization = {AIAA},
    note = {Best Paper Award},
    Owner = {rcnlee}
    }
  • R. Lee, M. J. Kochenderfer, O. J. Mengshoel, and J. Silbermann, “Interpretable Categorization of Heterogeneous Time Series Data,” in International Conference on Data Mining (SDM), 2018.
    [Bibtex]
    @InProceedings{Lee2018b,
    author = {Lee, Ritchie and Kochenderfer, Mykel J. and Mengshoel, Ole J. and Silbermann, Joshua},
    title = {Interpretable Categorization of Heterogeneous Time Series Data},
    booktitle = sdm,
    year = {2018},
    Organization = {SIAM},
    Owner = {rcnlee}
    }
  • M. Koren, S. Alsaif, R. Lee, and M. J. Kochenderfer, “Adaptive Stress Testing for Autonomous Vehicles,” in Intelligent Vehicles Symposium (IV), 2018.
    [Bibtex]
    @InProceedings{Koren2018,
    author = {Mark Koren and Saud Alsaif and Ritchie Lee and Mykel J. Kochenderfer},
    title = {Adaptive Stress Testing for Autonomous Vehicles},
    booktitle = iv,
    Organization = {IEEE},
    year = {2018}
    }
  • R. Lee, O. J. Mengshoel, Saksena Anshu, R. Gardner, D. Genin, J. Silbermann, M. Owen, and M. J. Kochenderfer, “Adaptive Stress Testing: Finding Failure Events with Reinforcement Learning,” ArXiv e-prints, 2018.
    [Bibtex]
    @article{Lee2019b,
    author = {Lee, Ritchie and Mengshoel, Ole J. and Saksena, Anshu, and Gardner, Ryan and Genin, Daniel and Silbermann, Joshua and Owen, Michael and Kochenderfer, Mykel J.},
    title = {Adaptive Stress Testing: Finding Failure Events with Reinforcement Learning},
    journal = arxiv,
    archivePrefix = {arXiv},
    eprint = {1811.02188},
    year = {2018},
    Owner = {rcnlee}
    }

2017

  • R. Lee, A. Agogino, and D. Giannakopoulou, “Algorithms and Tools for Model-Based V&V of Autonomy Software,” NASA 2017.
    [Bibtex]
    @TechReport{Lee2017,
    Title = {Algorithms and Tools for Model-Based {V\&V} of Autonomy Software},
    Author = {Lee, Ritchie and Agogino, Adrian and Giannakopoulou, Dimitra},
    Institution = {NASA},
    Year = {2017},
    Owner = {rcnlee},
    }

2015

  • R. Lee, M. J. Kochenderfer, O. J. Mengshoel, G. P. Brat, and M. P. Owen, “Adaptive Stress Testing of Airborne Collision Avoidance Systems,” in Digital Avionics Systems Conference (DASC), 2015. [Best Paper of Session].
    [Bibtex]
    @InProceedings{Lee2015,
    author = {Ritchie Lee and Mykel J. Kochenderfer and Ole J. Mengshoel and Guillaume P. Brat and Michael P. Owen},
    title = {Adaptive Stress Testing of Airborne Collision Avoidance Systems},
    booktitle = dasc,
    organization = {AIAA/IEEE},
    year = {2015},
    note = {Best Paper of Session},
    owner = {rcnlee},
    timestamp = {2015.05.20},
    }
  • A. Agogino, A. Iscen, R. Lee, D. Bowers, K. Tumer, and G. Brat, “Scalable Hierarchical Multifidelity Simulation and Multiagent Optimization of Air Traffic,” in AAMAS Workshop on Massive Multiagent Systems, 2015.
    [Bibtex]
    @InProceedings{Agogino2015,
    Title = {Scalable Hierarchical Multifidelity Simulation and Multiagent Optimization of Air Traffic},
    Author = {Adrian Agogino and Atil Iscen and Ritchie Lee and Devin Bowers and Kagan Tumer and Guillaume Brat},
    Booktitle = {{AAMAS} Workshop on Massive Multiagent Systems},
    Year = {2015},
    Owner = {rcnlee}
    }

2014

  • R. Lee and M. Rajabi, Assessing NuPIC and CLA in a Machine Learning Context Using NASA Aviation Datasets, 2014.
    [Bibtex]
    @Unpublished{Lee2014,
    author = {Ritchie Lee and Mariam Rajabi},
    title = {Assessing {NuPIC} and {CLA} in a Machine Learning Context Using {NASA} Aviation Datasets},
    note = {Carnegie Mellon University EE18799-SV},
    year = {2014},
    owner = {rcnlee},
    }
  • G. A. Phelps, C. Ippolito, R. Lee, J. Spritzer, and Y. Yeh, “Investigations into Near-Real-Time Surveying for Geophysical Data Collection Using an Autonomous Ground Vehicle,” United States Geological Survey (USGS) 2014.
    [Bibtex]
    @TechReport{Phelps2014,
    author = {Phelps, Geoffrey A and Ippolito, Corey and Lee, Ritchie and Spritzer, John and Yeh, Yoo-Hsiu},
    title = {Investigations into Near-Real-Time Surveying for Geophysical Data Collection Using an Autonomous Ground Vehicle},
    institution = usgs,
    year = {2014},
    owner = {rcnlee},
    }

2013

  • R. Lee, D. H. Wolpert, J. Bono, S. Backhaus, R. Bent, and B. Tracey, “Counter-Factual Reinforcement Learning: How to Model Decision-Makers That Anticipate the Future,” in Decision Making and Imperfection, Springer, 2013, vol. 474, pp. 101-128.
    [Bibtex]
    @InCollection{Lee2013,
    author = {Lee, Ritchie and Wolpert, David H. and Bono, James and Backhaus, Scott and Bent, Russell and Tracey, Brendan},
    title = {Counter-Factual Reinforcement Learning: How to Model Decision-Makers That Anticipate the Future},
    booktitle = {Decision Making and Imperfection},
    publisher = {Springer},
    year = {2013},
    volume = {474},
    series = {Studies in Computational Intelligence},
    chapter = {4},
    pages = {101-128},
    owner = {rcnlee},
    }
  • S. Backhaus, R. Bent, J. Bono, R. Lee, B. Tracey, D. H. Wolpert, D. Xie, and Y. Yildiz, “Cyber-Physical Security: A Game Theory Model of Humans Interacting Over Control Systems,” IEEE Transactions on Smart Grid, vol. 4, iss. 4, p. 2320–2327, 2013.
    [Bibtex]
    @Article{Backhaus2013,
    author = {Backhaus, Scott and Bent, Russell and Bono, James and Lee, Ritchie and Tracey, Brendan and Wolpert, David H. and Xie, Dongping and Yildiz, Yildiray},
    title = {Cyber-Physical Security: A Game Theory Model of Humans Interacting Over Control Systems},
    journal = ieeesg,
    year = {2013},
    volume = {4},
    number = {4},
    pages = {2320--2327},
    owner = {rcnlee},
    publisher = {IEEE},
    }

2012

  • R. Lee and D. H. Wolpert, “Game Theoretic Modeling of Pilot Behavior During Mid-Air Encounters,” in Decision Making with Imperfect Decision Makers, Springer, 2012, vol. 28, pp. 75-111.
    [Bibtex]
    @InCollection{Lee2012,
    author = {Lee, Ritchie and Wolpert, David H.},
    title = {Game Theoretic Modeling of Pilot Behavior During Mid-Air Encounters},
    booktitle = {Decision Making with Imperfect Decision Makers},
    publisher = {Springer},
    year = {2012},
    volume = {28},
    series = {Intelligent Systems Reference Library},
    chapter = {4},
    pages = {75-111},
    owner = {rcnlee},
    }
  • E. Denney, C. Ippolito, R. Lee, and G. Pai, “An Integrated Safety and Systems Engineering Methodology for Small Unmanned Aircraft Systems,” in Infotech@Aerospace Conference, 2012.
    [Bibtex]
    @InProceedings{Denney2012,
    Title = {An Integrated Safety and Systems Engineering Methodology for Small Unmanned Aircraft Systems},
    Author = {Ewen Denney and Corey Ippolito and Ritchie Lee and Ganesh Pai},
    Booktitle = aiaa_info,
    Organization = {AIAA},
    Year = {2012},
    Owner = {rcnlee}
    }
  • E. J. Schlicht, R. Lee, D. H. Wolpert, M. J. Kochenderfer, and B. Tracey, “Predicting the Behavior of Interacting Humans by Fusing Data from Multiple Sources,” in Conference on Uncertainty in Artificial Intelligence (UAI), 2012.
    [Bibtex]
    @InProceedings{Schlicht2012,
    Title = {Predicting the Behavior of Interacting Humans by Fusing Data from Multiple Sources},
    Author = {Erik J. Schlicht and Ritchie Lee and David H. Wolpert and Mykel J. Kochenderfer and Brendan Tracey},
    Booktitle = uai,
    Organization = {AUAI},
    Year = {2012},
    Owner = {rcnlee},
    }
  • G. Yan, R. Lee, A. Kent, and D. H. Wolpert, “Towards a Bayesian Network Game Framework for Evaluating DDoS Attacks and Defense,” in Conference on Computer and Communications Security (CCS), 2012, p. 553–566.
    [Bibtex]
    @InProceedings{Yan2012,
    Title = {Towards a {B}ayesian Network Game Framework for Evaluating {DDoS} Attacks and Defense},
    Author = {Yan, Guanhua and Lee, Ritchie and Kent, Alex and Wolpert, David H.},
    Booktitle = acmccs,
    Year = {2012},
    Organization = {ACM},
    Pages = {553--566},
    Owner = {rcnlee}
    }
  • Y. Yildiz, R. Lee, and G. Brat, “Using Game Theoretic Models to Predict Pilot Behavior in NextGen Merging and Landing Scenario,” in SciTech, Modeling and Simulation Technologies Conference (MST), 2012.
    [Bibtex]
    @InProceedings{Yildiz2012,
    Title = {Using Game Theoretic Models to Predict Pilot Behavior in {N}ext{G}en Merging and Landing Scenario},
    Author = {Yildiz, Yildiray and Lee, Ritchie and Brat, Guillaume},
    Organization = {AIAA},
    booktitle = aiaa_mst,
    Year = {2012},
    Owner = {rcnlee}
    }

2011

  • J. Dolan, R. Lee, Y. Yeh, C. Yeh, D. Y. Nguyen, S. Ben-Menahem, and A. K. Ishihara, “Neural Network Estimation of Photovoltaic I–V Curves Under Partially Shaded Conditions,” in International Joint Conference on Neural Networks (IJCNN), 2011, p. 1358–1365.
    [Bibtex]
    @InProceedings{Dolan2011,
    author = {Dolan, Jacques and Lee, Ritchie and Yeh, Yoo-Hsiu and Yeh, Chiping and Nguyen, Daniel Y and Ben-Menahem, Shahar and Ishihara, Abraham K},
    title = {Neural Network Estimation of Photovoltaic {I}--{V} Curves Under Partially Shaded Conditions},
    booktitle = ijcnn,
    year = {2011},
    pages = {1358--1365},
    organization = {IEEE},
    owner = {rcnlee},
    }
  • R. Lee, S. Backhaus, J. Bono, D. H. Wolpert, R. Bent, and B. Tracey, “Modeling Humans as Reinforcement Learners: How to Predict Human Behavior in Multi-Stage Games,” in NIPS Workshop on Decision Making with Multiple Imperfect Decision Makers, 2011.
    [Bibtex]
    @InProceedings{Lee2011,
    author = {Lee, Ritchie and Backhaus, Scott and Bono, James and Wolpert, David H. and Bent, Russell and Tracey, Brendan},
    title = {Modeling Humans as Reinforcement Learners: How to Predict Human Behavior in Multi-Stage Games},
    booktitle = {{NIPS} Workshop on Decision Making with Multiple Imperfect Decision Makers},
    year = {2011},
    owner = {rcnlee},
    }

2010

  • R. Lee, C. Ippolito, Y. Yeh, J. Spritzer, and G. Phelps, “Payload-Directed Control of Geophysical Magnetic Surveys,” in Infotech@Aerospace Conference, 2010.
    [Bibtex]
    @InProceedings{Lee2010a,
    Title = {Payload-Directed Control of Geophysical Magnetic Surveys},
    Author = {Lee, Ritchie and Ippolito, Corey and Yeh, Yoo-Hsiu and Spritzer, John and Phelps, Geoffrey},
    Booktitle = aiaa_info,
    organization = {AIAA},
    Year = {2010},
    Month = {April},
    Owner = {rcnlee}
    }
  • R. Lee and D. H. Wolpert, “Game Theoretic Modeling of Human Behavior in Mid-Air Encounters,” in NIPS Workshop on Decision Making with Multiple Imperfect Decision Makers, 2010.
    [Bibtex]
    @InProceedings{Lee2010b,
    Title = {Game Theoretic Modeling of Human Behavior in Mid-Air Encounters},
    Author = {Lee, Ritchie and Wolpert, David H},
    Booktitle = {{NIPS} Workshop on Decision Making with Multiple Imperfect Decision Makers},
    Year = {2010},
    Owner = {rcnlee}
    }

2009

  • R. Lee and C. Ippolito, “A Perception and Mapping Approach for Plume Detection in Payload Directed Flight,” in Infotech@Aerospace Conference, 2009.
    [Bibtex]
    @InProceedings{Lee2009,
    author = {Lee, Ritchie and Ippolito, Corey},
    title = {A Perception and Mapping Approach for Plume Detection in Payload Directed Flight},
    booktitle = aiaa_info,
    organization = {AIAA},
    year = {2009},
    month = {April},
    owner = {rcnlee},
    }

2007

  • R. Lee and L. Shen, System Identification of a Cessna 182 Model UAV, 2007.
    [Bibtex]
    @Unpublished{Lee2007,
    author = {Ritchie Lee and Lu Shen},
    title = {System Identification of a {C}essna 182 Model {UAV}},
    note = {Stanford University CS229},
    year = {2007},
    owner = {rcnlee},
    }