Jiawei Hou

About

Jiawei Hou is a robotics researcher whose work centers on topological mapping, sensor calibration, and spatial perception for autonomous systems. His most significant contributions lie in developing compact, efficient representations of 3D environments. Hou pioneered the "Area Graph," a method for generating topological maps using Voronoi diagrams, which drastically reduces map storage and online computation time—critical for real-time path planning and map matching. His hierarchical topometric representation of 3D robotic maps (23 citations) extends this concept, enabling robots to navigate complex indoor spaces with both metric precision and topological simplicity. Hou also addressed practical challenges in real-world deployment: his "Furniture Free Mapping" technique (16 citations) allows robots to ignore transient clutter like chairs and tables, focusing on permanent structures for reliable localization. In sensor fusion, he developed Multical (11 citations), a general spatiotemporal calibration method for multiple IMUs, cameras, and LiDARs, essential for autonomous driving systems. More recently, his work FloorplanNet (2023) introduces a learning-based approach to match robot observations with building floorplans, leveraging geometric, semantic, and topological cues for robust localization. With a growing citation impact and a focus on bridging theory and application, Hou’s research is shaping how robots understand and navigate human environments.

Research Focus

Key Achievements

Top Papers

1. 1
   Hierarchical topometric representation of 3D robotic maps

   23 citations · 2021
2. 2
   Area Graph: Generation of Topological Maps using the Voronoi Diagram

   19 citations · 2019
3. 3
   Furniture Free Mapping using 3D Lidars

   16 citations · 2019
4. 4
   Multical: Spatiotemporal Calibration for Multiple IMUs, Cameras and LiDARs

   11 citations · 2022
5. 5
   Improving CNN-based Planar Object Detection with Geometric Prior Knowledge

   9 citations · 2020
6. 6
   FloorplanNet: Learning Topometric Floorplan Matching for Robot Localization

   9 citations · 2023
7. 7
   Matching maps based on the Area Graph

   7 citations · 2022
8. 8
   Area Graph: Generation of Topological Maps using the Voronoi Diagram

   3 citations · 2019
9. 9
   Topological Area Graph Generation and its Application to Path Planning

   2 citations · 2018

Key Collaborators

Contact & Links