no code implementations • 24 Mar 2024 • Albert J. Miao Shan Lin, Jingpei Lu, Florian Richter, Benjamin Ostrander, Emily K. Funk, Ryan K. Orosco, Michael C. Yip
The first step in automation of hemostasis management is detection of blood in the surgical field.
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.
no code implementations • 17 Oct 2023 • Adam Schmidt, Omid Mohareri, Simon DiMaio, Michael C. Yip, Septimiu E. Salcudean
In this review, we provide an update to the field of camera-based tracking and scene mapping in surgery and diagnostics in medical computer vision.
no code implementations • 25 Sep 2023 • Shan Lin, Albert J. Miao, Ali Alabiad, Fei Liu, Kaiyuan Wang, Jingpei Lu, Florian Richter, Michael C. Yip
Thus, for tuning the learning model, we gather endoscopic data of soft tissue being manipulated by a surgical robot and then establish correspondences between point clouds at different time points to serve as ground truth.
no code implementations • 15 Sep 2023 • Fangbo Qin, Taogang Hou, Shan Lin, Kaiyuan Wang, Michael C. Yip, Shan Yu
Towards flexible object-centric visual perception, we propose a one-shot instance-aware object keypoint (OKP) extraction approach, AnyOKP, which leverages the powerful representation ability of pretrained vision transformer (ViT), and can obtain keypoints on multiple object instances of arbitrary category after learning from a support image.
no code implementations • 20 Jul 2023 • Nikhil U. Shinde, Xiao Liang, Florian Richter, Michael C. Yip
Additionally these methods are reliant on the availability of large training datasets to converge to useful solutions.
no code implementations • 31 Mar 2023 • Shan Lin, Yuheng Zhi, Michael C. Yip
Without ground truth supervision, self-supervised depth estimation can be trapped in a local minimum due to the gradient-locality issue of the photometric loss.
no code implementations • CVPR 2023 • Jingpei Lu, Florian Richter, Michael C. Yip
Solving the camera-to-robot pose is a fundamental requirement for vision-based robot control, and is a process that takes considerable effort and cares to make accurate.
Ranked #2 on Robot Pose Estimation on DREAM-dataset
no code implementations • 27 Feb 2023 • Jingpei Lu, Fei Liu, Cedric Girerd, Michael C. Yip
We demonstrate that our method of using geometrical shape primitives can achieve high accuracy in shape reconstruction for a soft continuum robot and pose estimation for a robot manipulator.
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 • CVPR 2022 • Florian Richter, Ryan K. Orosco, Michael C. Yip
In this work, we present a solution to the challenging problem of reconstructing liquids from image data.
no code implementations • 29 Sep 2021 • Nikhil Uday Shinde, Florian Richter, Michael C. Yip
In this paper we propose a non-parametric method using Gaussian Process models to propagate probability distributions over sequentially predicted images for confidence aware video prediction with little training.
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.
1 code implementation • 5 Jun 2021 • Jacob J. Johnson, Uday S. Kalra, Ankit Bhatia, Linjun Li, Ahmed H. Qureshi, Michael C. Yip
A popular technique to improve the efficiency of these planners is to restrict search space in the planning domain.
no code implementations • 2 Jun 2021 • Ahmed H. Qureshi, Arsalan Mousavian, Chris Paxton, Michael C. Yip, Dieter Fox
We propose NeRP (Neural Rearrangement Planning), a deep learning based approach for multi-step neural object rearrangement planning which works with never-before-seen objects, that is trained on simulation data, and generalizes to the real world.
no code implementations • 15 Apr 2021 • Taylor West Henderson, Yuheng Zhi, Angela Liu, Michael C. Yip
Even though artificial muscles have gained popularity due to their compliant, flexible, and compact properties, there currently does not exist an easy way of making informed decisions on the appropriate actuation strategy when designing a muscle-powered robot; thus limiting the transition of such technologies into broader applications.
no code implementations • 2 Feb 2021 • Jingbin Huang, Fei Liu, Florian Richter, Michael C. Yip
The fully differentiable fluid dynamics is integrated with a novel suction model for effective model predictive control of the tool.
Robotics
1 code implementation • 17 Jan 2021 • Linjun Li, Yinglong Miao, Ahmed H. Qureshi, Michael C. Yip
Kinodynamic Motion Planning (KMP) is to find a robot motion subject to concurrent kinematics and dynamics constraints.
no code implementations • 17 Oct 2020 • Ahmed H. Qureshi, Jiangeng Dong, Asfiya Baig, Michael C. Yip
However, few solutions to constrained motion planning are available, and those that exist struggle with high computational time complexity in finding a path solution on the manifolds.
no code implementations • 9 Aug 2020 • Ahmed H. Qureshi, Jiangeng Dong, Austin Choe, Michael C. Yip
The presence of task constraints imposes a significant challenge to motion planning.
2 code implementations • 7 Mar 2020 • Jingpei Lu, Ambareesh Jayakumari, Florian Richter, Yang Li, Michael C. Yip
Robotic automation in surgery requires precise tracking of surgical tools and mapping of deformable tissue.
no code implementations • 11 Sep 2019 • Yang Li, Florian Richter, Jingpei Lu, Emily K. Funk, Ryan K. Orosco, Jianke Zhu, Michael C. Yip
In this work, we propose a novel surgical perception framework, SuPer, for surgical robotic control.
1 code implementation • 13 Jul 2019 • Ahmed H. Qureshi, Yinglong Miao, Anthony Simeonov, Michael C. Yip
We validate MPNet against gold-standard and state-of-the-art planning methods in a variety of problems from 2D to 7D robot configuration spaces in challenging and cluttered environments, with results showing significant and consistently stronger performance metrics, and motivating neural planning in general as a modern strategy for solving motion planning problems efficiently.
no code implementations • ICLR 2020 • Ahmed H. Qureshi, Jacob J. Johnson, Yuzhe Qin, Taylor Henderson, Byron Boots, Michael C. Yip
The composition of elementary behaviors to solve challenging transfer learning problems is one of the key elements in building intelligent machines.
1 code implementation • 25 Apr 2019 • Mayur J. Bency, Ahmed H. Qureshi, Michael C. Yip
In this work, we introduce a novel way of producing fast and optimal motion plans for static environments by using a stepping neural network approach, called OracleNet.
2 code implementations • 11 Mar 2019 • Dimitri A. Schreiber, Daniel B. Shak, Alexander M. Norbash, Michael C. Yip
This paper describes the design, manufacture, and performance of a highly dexterous, low-profile, 7 Degree-of-Freedom (DOF) robotic arm for CT-guided percutaneous needle biopsy.
Robotics
1 code implementation • 5 Mar 2019 • Florian Richter, Ryan K. Orosco, Michael C. Yip
Reinforcement Learning (RL) is a machine learning framework for artificially intelligent systems to solve a variety of complex problems.
Robotics
1 code implementation • 26 Sep 2018 • Ahmed H. Qureshi, Michael C. Yip
In this paper, we present a neural network-based adaptive sampler for motion planning called Deep Sampling-based Motion Planner (DeepSMP).
no code implementations • ICLR 2019 • Ahmed H. Qureshi, Byron Boots, Michael C. Yip
We consider a problem of learning the reward and policy from expert examples under unknown dynamics.
1 code implementation • 14 Jun 2018 • Ahmed H. Qureshi, Anthony Simeonov, Mayur J. Bency, Michael C. Yip
Fast and efficient motion planning algorithms are crucial for many state-of-the-art robotics applications such as self-driving cars.