Rafael Valencia

About

Rafael Valencia is a robotics researcher whose work centers on simultaneous localization and mapping (SLAM), autonomous navigation, and robotic exploration. He is perhaps best known for his sustained contributions to Pose SLAM, a landmark-free variant of SLAM that estimates robot trajectories directly, making maps immediately actionable for path planning. His 2013 paper "Planning Reliable Paths With Pose SLAM" (76 citations) demonstrated how this framework could support safe, reliable navigation without the overhead of traditional feature-based maps, while his 2011 and 2017 follow-up works extended these ideas into belief-space planning and full exploration pipelines. Beyond SLAM, Valencia has made significant contributions to autonomous exploration, proposing information-driven methods on continuous Gaussian process maps (60 citations) and reaction-diffusion-inspired exploration strategies. His early work on 3D urban mapping and vision-based loop closing laid important groundwork for outdoor service robotics. More recently, he has tackled multi-robot coordination, addressing simultaneous task allocation and collision-free trajectory planning in dynamic environments. With over 290 cumulative citations, Valencia's research spans the full autonomy stack — from perception and mapping to planning and coordination — making his body of work an essential reference for students and practitioners in mobile robotics.

Research Focus

Key Achievements

Top Papers

1. 1
   Planning Reliable Paths With Pose SLAM

   76 citations · 2013
2. 2
   Exploration on continuous Gaussian process frontier maps

   60 citations · 2014
3. 3
   Path planning in belief space with pose SLAM

   43 citations · 2011
4. 4
   Mapping, Planning and Exploration with Pose SLAM

   35 citations · 2017
5. 5
   3D mapping for urban service robots

   32 citations · 2009
6. 6
   Vision-based loop closing for delayed state robot mapping

   26 citations · 2007
7. 7
   Gradient based path optimization method for autonomous driving

   7 citations · 2017
8. 8
   Exploration using an information-based reaction-diffusion process

   6 citations · 2013
9. 9
   Simultaneous Path Planning and Task Allocation in Dynamic Environments

   5 citations · 2025
10. 10
    Dense outdoor 3D mapping and navigation with Pose SLAM

    5 citations · 2011

Key Collaborators

Contact & Links