Selected work

Selected research and visual explanations by Yan Xu.
Paper figure illustrating multi-person 3D pose estimation from uncalibrated camera views.

Research · BMVC 2022

3D human pose, without calibrated cameras

Multi-View Multi-Person 3D Pose Estimation with Uncalibrated Camera Networks

Yan Xu, Kris Kitani

Reconstructing multiple people in 3D beyond a calibrated camera setup. A study at the intersection of human pose estimation and multi-view geometry.

Project ↗Paper ↗Code ↗
Paper figure connecting people observed across camera views for wide-baseline calibration.

Research · CVPR 2021

People as a bridge between cameras

Wide-Baseline Multi-Camera Calibration using Person Re-Identification

Yan Xu, Yu-Jhe Li, Xinshuo Weng, Kris Kitani

Using person re-identification to connect camera views and estimate their relative geometry, even across wide baselines.

Paper ↗
Paper figure showing camera pose estimation from pedestrian trajectories.

Research · WACV 2020

Camera geometry from everyday motion

Estimating 3D Camera Pose from 2D Pedestrian Trajectories

Yan Xu, Vivek Roy, Kris Kitani

What can the paths of walking pedestrians tell us about a camera? Estimating 3D camera pose using observed 2D trajectories.

Paper ↗Code ↗Video ↗