Search Results for author: Zih-Yun Chiu

Found 7 papers, 2 papers with code

Semantic-SuPer: A Semantic-aware Surgical Perception Framework for Endoscopic Tissue Identification, Reconstruction, and Tracking

1 code implementation29 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.

3D Reconstruction Image Segmentation +1

Flexible Attention-Based Multi-Policy Fusion for Efficient Deep Reinforcement Learning

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.

reinforcement-learning Reinforcement Learning (RL)

Dynamic Latent Separation for Deep Learning

no code implementations7 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.

Representation Learning

Markerless Suture Needle 6D Pose Tracking with Robust Uncertainty Estimation for Autonomous Minimally Invasive Robotic Surgery

no code implementations26 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.

Pose Tracking

Parallelized Reverse Curriculum Generation

no code implementations4 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.

Reinforcement Learning (RL)

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