2019

Planning in Stochastic Environments with Goal Uncertainty
S. Saisubramanian, K.H. Wray, L. Pineda, and S. Zilberstein
IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2019)
(Acceptance Rate: 45%) [bib] [pdf] [video]

Belief Space Metareasoning for Exception Recovery
J. Svegliato, K.H. Wray, S.J. Witwicki, J. Biswas, and S. Zilberstein
IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2019)
(Acceptance Rate: 45%) [bib] [pdf] [video]

Abstractions in Reasoning for Long-Term Autonomy
K.H. Wray (Adviser: Shlomo Zilberstein)
Ph.D. in Computer Science Thesis. University of Massachusetts (Doctoral Thesis 2019)
[bib] [pdf] [video] [code]

Generalized Controllers in POMDP Decision-Making
K.H. Wray and S. Zilberstein
IEEE International Conference on Robotics and Automation (ICRA 2019)
(Acceptance Rate: 44%) [bib] [pdf] [video] [code]

Policy Networks: A Framework for Scalable Integration of Multiple Decision-Making Models (Extended Abstract)
K.H. Wray and S. Zilberstein
Eighteenth International Conference on Autonomous Agents and Multiagent Systems (AAMAS 2019)
(Acceptance Rate: 52.1%) [bib] [pdf] [video] [code]

2018

Policy Networks for Reasoning in Long-Term Autonomy
K.H. Wray and S. Zilberstein
AAAI Fall Symposium on Reasoning and Learning in Real-World Systems for Long-Term Autonomy (AAAI 2018 Symposium)
[bib] [pdf]

Meta-Level Control of Anytime Algorithms with Online Performance Prediction
J. Svegliato, K.H. Wray, and S. Zilberstein
Twenty-Seventh International Conference on Artificial Intelligence (IJCAI 2018)
(Acceptance Rate: 20%) [bib] [pdf] [video] [code]

Integrated Cooperation and Competition in Multi-Agent Decision-Making
K.H. Wray, A. Kumar, and S. Zilberstein
Thirty-Second Conference on Artificial Intelligence (AAAI 2018)
(Acceptance Rate: 24%) [bib] [pdf] [video] [code]

2017

Approximating Reachable Belief Points in POMDPs
K.H. Wray and S. Zilberstein
IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2017)
(Acceptance Rate: 44%) [bib] [pdf] [video] [code]

Online Decision-Making for Scalable Autonomous Systems
K.H. Wray, S.J. Witwicki, and S. Zilberstein
Twenty-Sixth International Joint Conference on Artificial Intelligence (IJCAI 2017)
(Acceptance Rate: 25%) [bib] [pdf] [video] [code]

Approximating Reachable Belief Points in POMDPs with Applications to Robotic Navigation and Localization
K.H. Wray and S. Zilberstein
ICAPS Workshop on Planning and Robotics (ICAPS 2017 Workshop)
[bib] [pdf] [video] [code]

Fast SSP Solvers Using Short-Sighted Labeling
L. Pineda, K.H. Wray, and S. Zilberstein
Thirty-First Conference on Artificial Intelligence (AAAI 2017)
(Acceptance Rate: 25%) [bib] [pdf] [code]

2016

Log-Space Harmonic Function Path Planning
K.H. Wray, D. Ruiken, R.A. Grupen, and S. Zilberstein
IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2016)
(Acceptance Rate: 48%) [bib] [pdf] [video] [code]

Hierarchical Approach to Transfer of Control in Semi-Autonomous Systems
K.H. Wray, L. Pineda, and S. Zilberstein
Twenty-Fifth International Joint Conference on Artificial Intelligence (IJCAI 2016)
(Acceptance Rate: 25%) [bib] [pdf] [code]

Fast SSP Solvers Using Short-Sighted Labeling
L. Pineda, K.H. Wray, and S. Zilberstein
IJCAI Workshop on Goal Reasoning (IJCAI 2016 Workshop)
[bib] [pdf] [code]

Hierarchical Approach to Transfer of Control in Semi-Autonomous Systems (Extended Abstract)
K.H. Wray, L. Pineda, and S. Zilberstein
Fifteenth International Conference on Autonomous Agents and Multiagent Systems (AAMAS 2016)
(Acceptance Rate: 48.7%) [bib] [pdf]

A POMDP Formulation of Proactive Learning
K.H. Wray and S. Zilberstein
Thirtieth Conference on Artificial Intelligence (AAAI 2016)
(Acceptance Rate: 26%) [bib] [pdf] [code]

2015

A Parallel Point-Based POMDP Algorithm Leveraging GPUs (Extended Abstract)
K.H. Wray and S. Zilberstein
AAAI Symposium on Sequential Decision Making for Intelligent Agents (AAAI 2015 Symposium)
[bib] [pdf] [code]

Revisiting Multi-Objective MDPs with Relaxed Lexicographic Preferences
L. Pineda, K.H. Wray, and S. Zilberstein
AAAI Symposium on Sequential Decision Making for Intelligent Agents (AAAI 2015 Symposium)
[bib] [pdf]

Multi-Objective POMDPs with Lexicographic Reward Preferences
K.H. Wray and S. Zilberstein
Twenty-Fourth International Joint Conference of Artificial Intelligence (IJCAI 2015)
(Acceptance Rate: 28.8%) [bib] [pdf] [code]

Multi-Objective MDPs with Conditional Lexicographic Reward Preferences
K.H. Wray, S. Zilberstein, and A. Mouaddib
Twenty-Ninth Conference on Artificial Intelligence (AAAI 2015)
(Acceptance Rate: 26.7%) [bib] [pdf] [code]

2014

An Application of Multiagent Learning in Highly Dynamic Environments
K.H. Wray and B.B. Thompson
AAAI Workshop on Multiagent Interaction without Prior Coordination (AAAI 2014 Workshop)
[bib] [pdf]

A Distributed Communication Architecture for Dynamic Multiagent Systems
K.H. Wray and B.B. Thompson
AAAI Workshop on Multiagent Interaction without Prior Coordination (AAAI 2014 Workshop)
[bib] [pdf]

2013

Altruists and Egoists: A Local Interaction Model of Imitation in Social Graphs
K.H. Wray (Adviser: Dr. Eli Byrne)
M.A. in Math Master's Thesis. The Pennsylvania State University (Master's Thesis 2013)
[bib] [pdf]

2012

A Game Theoretic Approach to Multi-Agent Systems in Highly Dynamic, Information-Sparse, Role Assignment Scenarios
K.H. Wray (Adviser: Dr. Benjamin Thompson)
M.S. in CSE Master's Thesis. The Pennsylvania State University (Master's Thesis 2012)
[bib] [pdf]