2022
- R. Lipkis, R. Lee, J. Silbermann, and T. Young, “Adaptive Stress Testing of Collision Avoidance Systems for Small UASs with Deep Reinforcement Learning,” in AIAA SciTech, Intelligent Systems Conference (IS), 2022.
[Bibtex]@inproceedings{Lipkis2022, title = {Adaptive Stress Testing of Collision Avoidance Systems for Small UASs with Deep Reinforcement Learning}, author = {Lipkis, Rory and Lee, Ritchie and Silbermann, Joshua and Young, Tyler}, booktitle = aiaa_is, organization = {AIAA}, year = {2022} }
2021
- A. K. Agogino, R. Lee, and D. Giannakopoulou, “Machine Learning Explainability and Transferability for Path Navigation,” in AIAA SciTech, Intelligent Systems Conference (IS), 2021.
[Bibtex]@inproceedings{Agogino2021a, author = {Agogino, Adrian K. and Lee, Ritchie and Giannakopoulou, Dimitra}, title = {Machine Learning Explainability and Transferability for Path Navigation}, booktitle = aiaa_is, year = {2021}, organization = {AIAA} } - A. Corso, R. J. Moss, M. Koren, R. Lee, and M. J. Kochenderfer, “A Survey of Algorithms for Black-box Safety Validation,” Journal of Artificial Intelligence Research, vol. 72, p. 377–428, 2021.
[Bibtex]@Article{Corso2021a, author = {Anthony Corso and Robert J. Moss and Mark Koren and Ritchie Lee and Mykel J. Kochenderfer}, title = {A Survey of Algorithms for Black-box Safety Validation}, journal = jair, year = {2021}, volume = {72}, pages = {377--428} } - M. Durling, H. Herencia-Zapana, B. Meng, M. Meiners, J. Hochwarth, N. Visser, R. Lee, R. Moss, and V. T. Valapil, “Certification Considerations for Adaptive Stress Testing of Airborne Software,” in IEEE/AIAA Digital Avionics Systems Conference (DASC), 2021.
[Bibtex]@InProceedings{Durling2021a, title = {Certification Considerations for Adaptive Stress Testing of Airborne Software}, author = {Durling, Michael and Herencia-Zapana, Heber and Meng, Baoluo and Meiners, Mike and Hochwarth, Joachim and Visser, Nicholas and Lee, Ritchie and Moss, Robert and Valapil, Vidhya Tekken}, booktitle = dasc, year = {2021}, organization = {AIAA/IEEE} }
2020
- R. Lee, Clarke Justin, A. K. Agogino, and D. Giannakopoulou, “Improving Trust in Deep Neural Networks using Nearest Neighbors,” in AIAA SciTech, Intelligent Systems Conference (IS), 2020.
[Bibtex]@inproceedings{Lee2020a, author = {Lee, Ritchie and Clarke, Justin, and Agogino, Adrian K. and Giannakopoulou, Dimitra}, title = {Improving Trust in Deep Neural Networks using Nearest Neighbors}, booktitle = aiaa_is, year = {2020}, organization = {AIAA} } - R. J. Moss, R. Lee, and M. J. Kochenderfer, “Adaptive Stress Testing of Trajectory Predictions in Flight Management Systems,” in IEEE/AIAA Digital Avionics Systems Conference (DASC), 2020. [Best Paper of Session].
[Bibtex]@InProceedings{Moss2020a, author = {Robert J. Moss and Ritchie Lee and Mykel J. Kochenderfer}, title = {Adaptive Stress Testing of Trajectory Predictions in Flight Management Systems}, booktitle = dasc, organization = {AIAA/IEEE}, note = {Best Paper of Session}, year = {2020} } - A. Corso, R. Lee, and M. J. Kochenderfer, “Scalable Autonomous Vehicle Safety Validation Through Dynamic Programming and Scene Decomposition,” in IEEE International Conference on Intelligent Transportation Systems (ITSC), 2020.
[Bibtex]@InProceedings{Corso2020a, author = {Anthony Corso and Ritchie Lee and Mykel J. Kochenderfer}, booktitle = itsc, title = {Scalable Autonomous Vehicle Safety Validation Through Dynamic Programming and Scene Decomposition}, year = {2020} } - K. D. Julian, R. Lee, and M. J. Kochenderfer, “Validation of Image-Based Neural Network Controllers Through Adaptive Stress Testing,” in IEEE International Conference on Intelligent Transportation Systems (ITSC), 2020.
[Bibtex]@InProceedings{Julian2020a, author = {Kyle D. Julian and Ritchie Lee and Mykel J. Kochenderfer}, booktitle = itsc, title = {Validation of Image-Based Neural Network Controllers Through Adaptive Stress Testing}, year = {2020} } - R. Lee, O. J. Mengshoel, A. Saksena, R. Gardner, D. Genin, J. Silbermann, M. Owen, and M. J. Kochenderfer, “Adaptive Stress Testing: Finding Likely Failure Events with Reinforcement Learning,” Journal of Artificial Intelligence Research, vol. 69, p. 1165–1201, 2020.
[Bibtex]@article{Lee2020b, 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 Likely Failure Events with Reinforcement Learning}, journal = jair, year = {2020}, volume = {69}, pages = {1165--1201} } - Proc. 12th International NASA Formal Methods Symposium, R. Lee, S. Jha, A. Mavridou, and D. Giannakoupoulou, Eds., Springer, 2020, vol. 12229.
[Bibtex]@book{Lee2020c, title = {Proc. 12th International {NASA} Formal Methods Symposium}, editor = {Ritchie Lee and Susmit Jha and Anastasia Mavridou and Dimitra Giannakoupoulou}, series = {Lecture Notes in Computer Science}, volume = {12229}, publisher = {Springer}, year = {2020}, }
2019
- R. Lee, O. J. Mengshoel, A. K. Agogino, D. Giannakopoulou, and M. J. Kochenderfer, “Adaptive Stress Testing of Trajectory Planning Systems,” in AIAA 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} } - A. K. Agogino, R. Lee, and D. Giannakopoulou, “Challenges of Explaining Real-Time Planning,” in ICAPS Workshop on Explainable Planning (XAIP), 2019.
[Bibtex]@InProceedings{Agogino2019a, Author = {Agogino, Adrian K. and Lee, Ritchie and Giannakopoulou, Dimitra}, title = {Challenges of Explaining Real-Time Planning}, booktitle = {{ICAPS} Workshop on Explainable Planning ({XAIP})}, year = {2019} } - R. Lee, “AdaStress: Adaptive Stress Testing and Interpretable Categorization for Safety-Critical Systems,” PhD Thesis, 2019.
[Bibtex]@phdthesis{leethesis, author = {Ritchie Lee}, title = {AdaStress: Adaptive Stress Testing and Interpretable Categorization for Safety-Critical Systems}, school = {Carnegie Mellon University}, year = {2019}, month = {May} } - 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{Lee2019b, 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} }
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 AIAA 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}, note = {Best Paper Award}, Organization = {AIAA} } - 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} } - M. Koren, S. Alsaif, R. Lee, and M. J. Kochenderfer, “Adaptive Stress Testing for Autonomous Vehicles,” in IEEE 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} }
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} }
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 IEEE/AIAA 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}, note = {Best Paper of Session}, year = {2015} } - 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} }
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}, organization = {Carnegie Mellon University EE18799-SV}, year = {2014} } - 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} }
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} } - 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}, 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} } - E. Denney, C. Ippolito, R. Lee, and G. Pai, “An Integrated Safety and Systems Engineering Methodology for Small Unmanned Aircraft Systems,” in AIAA 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} } - 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} } - 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} } - Y. Yildiz, R. Lee, and G. Brat, “Using Game Theoretic Models to Predict Pilot Behavior in NextGen Merging and Landing Scenario,” in AIAA 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}, Booktitle = aiaa_mst, Organization = {AIAA}, Year = {2012} }
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} } - 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} }
2010
- R. Lee, C. Ippolito, Y. Yeh, J. Spritzer, and G. Phelps, “Payload-Directed Control of Geophysical Magnetic Surveys,” in AIAA 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} } - 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} }
2009
- R. Lee and C. Ippolito, “A Perception and Mapping Approach for Plume Detection in Payload Directed Flight,” in AIAA 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} }
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}}, organization = {{S}tanford {U}niversity CS229}, year = {2007} }