Search Results for author: Florian Richter

Found 19 papers, 4 papers with code

KineDepth: Utilizing Robot Kinematics for Online Metric Depth Estimation

no code implementations29 Sep 2024 Soofiyan Atar, Yuheng Zhi, Florian Richter, Michael Yip

Depth perception is essential for a robot's spatial and geometric understanding of its environment, with many tasks traditionally relying on hardware-based depth sensors like RGB-D or stereo cameras.

Monocular Depth Estimation

SuPerPM: A Large Deformation-Robust Surgical Perception Framework Based on Deep Point Matching Learned from Physical Constrained Simulation Data

no code implementations25 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.

Markerless Camera-to-Robot Pose Estimation via Self-supervised Sim-to-Real Transfer

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.

Foreground Segmentation Pose Estimation +2

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

Image Based Reconstruction of Liquids from 2D Surface Detections

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.

Towards Non-Parametric Models for Confidence Aware Video Prediction on Smooth Dynamics

no code implementations29 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.

Decision Making Video Prediction

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

Model-Predictive Control of Blood Suction for Surgical Hemostasis using Differentiable Fluid Simulations

no code implementations2 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

Pose Estimation for Robot Manipulators via Keypoint Optimization and Sim-to-Real Transfer

1 code implementation15 Oct 2020 Jingpei Lu, Florian Richter, Michael Yip

The physical world experiments show how the proposed method can be applied to the wide-breadth of robotic applications that require visual feedback, such as camera-to-robot calibration, robotic tool tracking, and end-effector pose estimation.

Keypoint Detection

Space of Reasons and Mathematical Model

no code implementations6 Jul 2020 Florian Richter

The conceptual background of representation in models is discussed and in the end I propose how implications of propositional logic and conceptual determinations can be represented in a model of a neural network.

Inferences and Modal Vocabulary

no code implementations6 Jul 2020 Florian Richter

Material inferences are based on modal vocabulary, which enriches the logical expressivity of the inferential relations.

Formal Logic

Logic, Language, and Calculus

no code implementations6 Jul 2020 Florian Richter

The difference between object-language and metalanguage is crucial for logical analysis, but has yet not been examined for the field of computer science.

Natural Language Inference Natural Language Understanding

Open-Sourced Reinforcement Learning Environments for Surgical Robotics

1 code implementation5 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

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