Search Results for author: Jingkai Chen

Found 7 papers, 1 papers with code

Learning-based Motion Planning in Dynamic Environments Using GNNs and Temporal Encoding

no code implementations16 Oct 2022 Ruipeng Zhang, Chenning Yu, Jingkai Chen, Chuchu Fan, Sicun Gao

Learning-based methods have shown promising performance for accelerating motion planning, but mostly in the setting of static environments.

Imitation Learning Motion Planning

Cooperative Task and Motion Planning for Multi-Arm Assembly Systems

no code implementations4 Mar 2022 Jingkai Chen, Jiaoyang Li, Yijiang Huang, Caelan Garrett, Dawei Sun, Chuchu Fan, Andreas Hofmann, Caitlin Mueller, Sven Koenig, Brian C. Williams

Multi-robot assembly systems are becoming increasingly appealing in manufacturing due to their ability to automatically, flexibly, and quickly construct desired structural designs.

Motion Planning Multi-Agent Path Finding +1

Generalized Conflict-directed Search for Optimal Ordering Problems

no code implementations31 Mar 2021 Jingkai Chen, Yuening Zhang, Cheng Fang, Brian C. Williams

In this paper, we present Generalized Conflict-directed Ordering (GCDO), a branch-and-bound ordering method that generates an optimal total order of events by leveraging the generalized conflicts of both inconsistency and suboptimality from sub-solvers for cost estimation and solution space pruning.

Benchmarking Scheduling

Optimal Mixed Discrete-Continuous Planningfor Linear Hybrid Systems

no code implementations16 Feb 2021 Jingkai Chen, Brian Williams, Chuchu Fan

Planning in hybrid systems with both discrete and continuous control variables is important for dealing with real-world applications such as extra-planetary exploration and multi-vehicle transportation systems.

Continuous Control Robotics Systems and Control Systems and Control

Learning Safe Multi-Agent Control with Decentralized Neural Barrier Certificates

1 code implementation ICLR 2021 Zengyi Qin, Kaiqing Zhang, Yuxiao Chen, Jingkai Chen, Chuchu Fan

We propose a novel joint-learning framework that can be implemented in a decentralized fashion, with generalization guarantees for certain function classes.

Scalable and Safe Multi-Agent Motion Planning with Nonlinear Dynamics and Bounded Disturbances

no code implementations16 Dec 2020 Jingkai Chen, Jiaoyang Li, Chuchu Fan, Brian Williams

We present a scalable and effective multi-agent safe motion planner that enables a group of agents to move to their desired locations while avoiding collisions with obstacles and other agents, with the presence of rich obstacles, high-dimensional, nonlinear, nonholonomic dynamics, actuation limits, and disturbances.

Motion Planning Robotics Multiagent Systems

Efficiently Exploring Ordering Problems through Conflict-directed Search

no code implementations15 Apr 2019 Jingkai Chen, Cheng Fang, David Wang, Andrew Wang, Brian Williams

In this paper, we present Conflict-directed Incremental Total Ordering (CDITO), a conflict-directed search method to incrementally and systematically generate event total orders given ordering relations and conflicts returned by sub-solvers.

Benchmarking Scheduling

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