no code implementations • 8 Mar 2024 • Christopher D'Ambrosia, Florian Richter, Zih-Yun Chiu, Nikhil Shinde, Fei Liu, Henrik I. Christensen, Michael C. Yip
Uncertainties in mechanical systems as well as camera calibration create errors in this coordinate frame transformation.
1 code implementation • 29 Oct 2022 • Shan Lin, Albert J. Miao, Jingpei Lu, Shunkai Yu, Zih-Yun Chiu, Florian Richter, Michael C. Yip
In this paper, we present a novel, comprehensive surgical perception framework, Semantic-SuPer, that integrates geometric and semantic information to facilitate data association, 3D reconstruction, and tracking of endoscopic scenes, benefiting downstream tasks like surgical navigation.
no code implementations • 21 Oct 2022 • Zih-Yun Chiu, Florian Richter, Michael C. Yip
In this work, we consider feasible grasping constraints when tracking the 6D pose of an in-hand suture needle.
1 code implementation • NeurIPS 2023 • Zih-Yun Chiu, Yi-Lin Tuan, William Yang Wang, Michael C. Yip
In this work, we present Knowledge-Grounded RL (KGRL), an RL paradigm fusing multiple knowledge policies and aiming for human-like efficiency and flexibility.
no code implementations • 7 Oct 2022 • Yi-Lin Tuan, Zih-Yun Chiu, William Yang Wang
A core problem in machine learning is to learn expressive latent variables for model prediction on complex data that involves multiple sub-components in a flexible and interpretable fashion.
no code implementations • 26 Sep 2021 • Zih-Yun Chiu, Albert Z Liao, Florian Richter, Bjorn Johnson, Michael C. Yip
Previous approaches in autonomous suturing often relied on fiducial markers rather than markerless detection schemes for localizing a suture needle due to the inconsistency of markerless detections.
no code implementations • 4 Aug 2021 • Zih-Yun Chiu, Yi-Lin Tuan, Hung-Yi Lee, Li-Chen Fu
For reinforcement learning (RL), it is challenging for an agent to master a task that requires a specific series of actions due to sparse rewards.