Pat Langley

About

Pat Langley’s research lies at the intersection of artificial intelligence, cognitive systems, and robotics, with a particular focus on how intelligent agents perceive, learn, and interact with dynamic environments. A central contribution is his pioneering work on place recognition and place learning for mobile robots, where he developed techniques that associate evidence grids with distinct locations and use hill-climbing alignment for robust recognition—even in changing surroundings. This foundational work, first published in 1997 and accumulating over 80 citations, has influenced spatial reasoning and autonomous navigation. Langley also made significant strides in explainable agency, co-authoring a highly cited 2017 paper (153 citations) that addresses the critical need for transparency in intelligent autonomous systems. His research on communicating and executing high-level instructions for human-robot interaction, along with the integrated Magellan architecture for mobile robotics, demonstrates a sustained commitment to building systems that are both adaptive and interpretable. Through his work on case-based learning, interactive cognitive systems, and social intelligence, Langley has shaped how researchers think about machines that learn, reason, and collaborate with people in real-world settings.

Research Focus

Key Achievements

Top Papers

1. 1
   Explainable Agency for Intelligent Autonomous Systems

   153 citations · 2017
2. 2
   Place recognition in dynamic environments

   82 citations · 1997
3. 3
   Case-Based Acquisition of Place Knowledge

   14 citations · 1995
4. 4
   Communicating, Interpreting, and Executing High-Level Instructions for Human-Robot Interaction

   9 citations · 2011
5. 5
   Place recognition in dynamic environments

   7 citations · 1997
6. 6
   Lazy Acquisition of Place Knowledge

   6 citations · 1997
7. 7
   Interactive Cognitive Systems and Social Intelligence

   5 citations · 2017
8. 8
   Place Learning in Dynamic Real-World Environments

   5 citations · 2011
9. 9
   Magellan: An Integrated Adaptive Architecture for Mobile Robotics

   5 citations · 1998
10. 10
    Acquisition of Place Knowledge Through Case-Based Learning.

    5 citations · 1995

Key Collaborators

Contact & Links