Chengcheng Guo

Stay Hungry, Stay Foolish

Education

2018
M.S., Tongji University
Shanghai, China
2015
B.S., Tongji University
Shanghai, China

Experience

2024.03 — Now

Autonomous Driving Engineer

NVIDIA · Autonomous Driving
  • Online mapping and road-graph fusion.
  • Intersection topology & geometry modeling via multi-sensor fusion.
  • Static driving-environment modeling by fusing online perception with crowdsourced maps.
2021.07 — 2024.03

SLAM Engineer

NIO · Autonomous Driving
  • Crowdsourced mapping (cloud side): map matching, map aggregation, and map diff.
  • Near-real-time crowdsourced HD-map updates.
2019.06 — 2021.06

Computer Vision Algorithm Engineer

NullMax Technology
  • Autonomous-vehicle localization based on visual SLAM and multi-sensor fusion.
2017.08 — 2019.06

HD-Map Algorithm Engineer

UISEE Technology
  • Automatic HD-map creation for autonomous driving.
  • Bridged the Apollo autonomous-driving stack with the Unreal simulation platform.

Publications

  1. Coarse-to-fine Semantic Localization with HD Map for Autonomous Driving In Structural Scenes IROS 2021 · 2021
  2. Direct Sparse Visual-Inertial Odometry with Stereo Cameras IROS 2019 · VINS Workshop · 2019
  3. Illumination-Robust Subpixel Fourier-Based Image Correlation Methods Based on Phase Congruency IEEE Transactions on Geoscience and Remote Sensing · 2019
  4. Analysis of Satellite Attitude Post-Processing Method and Research on Stereo Geo-Positioning Under Attitude Optimization Master Thesis · 2018
  5. Deformation Monitoring of Ancient Pagodas Based on Multi-Layer Central-Axis Point Fitting Journal of Tongji University · 2018
  6. Indoor 3D Localization Based on Wireless Communication Base Stations Fenglin Academic Forum · 2017
  7. HIGH-PRECISION ATTITUDE ESTIMATION METHOD OF STAR SENSORS AND GYRO BASED ON COMPLEMENTARY FILTER AND UNSCENTED KALMAN FILTER 2017 International Symposium on Planetary Remote Sensing and Mapping · 2017
  8. An Effective Method for Extracting Elliptical Targets from Images ELECTRONIC MEASUREMENT TECHNOLOGY · 2017

Patents

  1. An Intersection-Range Detection Method for Autonomous-Driving Map Construction at Urban Intersections 2022
  2. A Method for Generating Autonomous-Driving Guidance Lines at Urban Intersections Based on Vehicle-Side Crowdsourced Trajectories 2022
  3. A Vector Map Fusion Method Based on Cylindrical Point-Cloud Representation Combined with a Spatio-Temporal Attention Mechanism Invention Patent · 2022
  4. An Optimization-Based Method for Geometric Fusion and Repair of Crowdsourced Maps and HD Maps 2022
  5. A Geofence-Triggered HD Map Geometric Crowdsourced Update Method for Eliminating Function-Design Disabled Areas 2022
  6. A Change-Source Representation and Similarity Computation Method for Change-Source Evaluation, Deduplication, and Inheritance in Map Updating 2022
  7. A Two-Stage Crowdsourced Map Matching and Alignment Method Combining a 2D HD Map with Decoupled Pose-Estimation Degrees of Freedom 2022
  8. A Multi-Source, Multi-Temporal, Multi-Modal Crowdsourced Map Matching and Alignment Method Based on Pose-Graph Optimization 2022
  9. A Two-Stage Map Differencing and Change-Detection Method Referencing Local Topology 2022
  10. A Virtual Vehicle Path-Finding Method, Apparatus, Storage Medium, and Electronic Device 2019
  11. A Projected-Coordinate-System-Based HD Map Creation Method and Vehicle-Mounted Device 2019
  12. A Coarse-to-Fine Multi-Sensor Fusion Localization Method Based on Semantic Edge Alignment