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Chengxu Zuo

5 accepted papers

2026

Distinguishing Imitation Error from Intrinsic Motion Learning Difficulty

ICML 2026poster

Physics-based motion imitation is central to humanoid control, yet current evaluation metrics(e.g., MPJPE) only quantify imitation outcomes, not their underlying causes. This conflation obscures a critical diagnostic question: when imitation error occurs, does it stem from policy limitations or the …

Cited by 0SourceScholar
2025

ToF-IP: Time-of-Flight Enhanced Sparse Inertial Poser for Real-time Human Motion Capture

NeurIPS 2025poster

Sparse inertial measurement units (IMUs) provide a portable, low-cost solution for human motion tracking but struggle with error accumulation from drift and sensor noise when estimating joint position through time-based linear acceleration integration (i.e., indirect measurement). To address this,…

Cited by 0SourceScholar
2024

Loose Inertial Poser: Motion Capture with IMU-attached Loose-Wear Jacket

CVPR 2024poster

Existing wearable motion capture methods typically demand tight on-body fixation (often using straps) for reliable sensing limiting their application in everyday life. In this paper we introduce Loose Inertial Poser a novel motion capture solution with high wearing comfortableness by integrating fou…

2024

SuDA: Support-based Domain Adaptation for Sim2Real Hinge Joint Tracking with Flexible Sensors

ICML 2024poster

Flexible sensors hold promise for human motion capture (MoCap), offering advantages such as wearability, privacy preservation, and minimal constraints on natural movement. However, existing flexible sensor-based MoCap methods rely on deep learning and necessitate large and diverse labeled datasets f…

Cited by 1SourcePDFScholar
2023

Self-Adaptive Motion Tracking against On-body Displacement of Flexible Sensors

NeurIPS 2023poster

Flexible sensors are promising for ubiquitous sensing of human status due to their flexibility and easy integration as wearable systems. However, on-body displacement of sensors is inevitable since the device cannot be firmly worn at a fixed position across different sessions. This displacement issu…

Cited by 6SourcePDFScholar