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Jianzhuang Zhao

4 accepted papers

2026

Neural Implicit Action Fields: From Discrete Waypoints to Continuous Functions for Vision-Language-Action Models

ICML 2026poster

Despite the rapid progress of Vision-Language-Action (VLA) models, the prevailing paradigm of predicting discrete waypoints remains fundamentally misaligned with the intrinsic continuity of physical motion. This discretization imposes rigid sampling rates, lacks high-order differentiability, and int…

Cited by 0SourceScholar
2025

Learning from Human Conversations: A Seq2Seq based Multi-modal Robot Facial Expression Reaction Framework in HRI

IROS 2025

Nonverbal communication plays a crucial role in both human-human and human-robot interactions (HRIs), where facial expressions convey emotions, intentions and trust. Enabling humanoid robots to generate human-like facial reactions in response to human speech and facial behaviours remains significant

Cited by 0SourcecodeScholar
2023

Impact-Friendly Object Catching at Non-Zero Velocity Based on Combined Optimization and Learning

IROS 2023poster

This paper proposes a combined optimization and learning method for impact-friendly, non-prehensile catching of objects at non-zero velocity. Through a constrained Quadratic Programming problem, the method generates optimal trajectories up to the contact point between the robot and the object to min…

Cited by 3SourceScholar
2022

A Hybrid Learning and Optimization Framework to Achieve Physically Interactive Tasks With Mobile Manipulators

RA-L 2022

This letter proposes a hybrid learning and optimization framework for mobile manipulators for complex and physically interactive tasks. The framework exploits an admittance-type physical interface to obtain intuitive and simplified human demonstrations and Gaussian Mixture Model (GMM)/Gaussian Mixtu

Cited by 37SourceScholar