Search Results for author: Youmin Zhang

Found 18 papers, 12 papers with code

How NeRFs and 3D Gaussian Splatting are Reshaping SLAM: a Survey

1 code implementation20 Feb 2024 Fabio Tosi, Youmin Zhang, Ziren Gong, Erik Sandström, Stefano Mattoccia, Martin R. Oswald, Matteo Poggi

Over the past two decades, research in the field of Simultaneous Localization and Mapping (SLAM) has undergone a significant evolution, highlighting its critical role in enabling autonomous exploration of unknown environments.

Simultaneous Localization and Mapping

GO-SLAM: Global Optimization for Consistent 3D Instant Reconstruction

1 code implementation ICCV 2023 Youmin Zhang, Fabio Tosi, Stefano Mattoccia, Matteo Poggi

Neural implicit representations have recently demonstrated compelling results on dense Simultaneous Localization And Mapping (SLAM) but suffer from the accumulation of errors in camera tracking and distortion in the reconstruction.

3D Reconstruction Pose Estimation +1

Adaptive Unimodal Cost Volume Filtering for Deep Stereo Matching

2 code implementations9 Sep 2019 Youmin Zhang, Yimin Chen, Xiao Bai, Suihanjin Yu, Kun Yu, Zhiwei Li, Kuiyuan Yang

However, disparity is just a byproduct of a matching process modeled by cost volume, while indirectly learning cost volume driven by disparity regression is prone to overfitting since the cost volume is under constrained.

Disparity Estimation regression +2

TemporalStereo: Efficient Spatial-Temporal Stereo Matching Network

1 code implementation24 Nov 2022 Youmin Zhang, Matteo Poggi, Stefano Mattoccia

We present TemporalStereo, a coarse-to-fine stereo matching network that is highly efficient, and able to effectively exploit the past geometry and context information to boost matching accuracy.

Stereo Matching

A Real-time Fire Segmentation Method Based on A Deep Learning Approach

1 code implementation IFAC-PapersOnLine 2022 Mengna Li, Youmin Zhang, Lingxia Mu, Jing Xin, Ziquan Yu, Shangbin Jiao, Han Liu, Guo Xie, Yi Yingmin

Different from deeplabv3+, in order to improve the segmentation speed, this paper uses the lightweight network mobilenetv3 to build a new deep convolutional neural network and does not use atrous convolution, but it will affect the segmentation accuracy.

Real-Time Semantic Segmentation Segmentation

WL-Align: Weisfeiler-Lehman Relabeling for Aligning Users across Networks via Regularized Representation Learning

1 code implementation29 Dec 2022 Li Liu, Penggang Chen, Xin Li, William K. Cheung, Youmin Zhang, Qun Liu, Guoyin Wang

Aligning users across networks using graph representation learning has been found effective where the alignment is accomplished in a low-dimensional embedding space.

Graph Representation Learning

Lightweight Combinational Machine Learning Algorithm for Sorting Canine Torso Radiographs

1 code implementation22 Feb 2021 Masuda Akter Tonima, Fatemeh Esfahani, Austin Dehart, Youmin Zhang

The veterinary field lacks automation in contrast to the tremendous technological advances made in the human medical field.

Anatomy BIG-bench Machine Learning

Auto-Detection of Tibial Plateau Angle in Canine Radiographs Using a Deep Learning Approach

1 code implementation24 Feb 2021 Masuda Akter Tonima, F M Anim Hossain, Austin Dehart, Youmin Zhang

Stifle joint issues are a major cause of lameness in dogs and it can be a significant marker for various forms of diseases or injuries.

object-detection Object Detection

HMFlow: Hybrid Matching Optical Flow Network for Small and Fast-Moving Objects

no code implementations19 Nov 2020 Suihanjin Yu, Youmin Zhang, Chen Wang, Xiao Bai, Liang Zhang, Edwin R. Hancock

To address this problem, we introduce a lightweight but effective Global Matching Component (GMC) to grab global matching features.

Optical Flow Estimation

Depth Super-Resolution from Explicit and Implicit High-Frequency Features

no code implementations16 Mar 2023 Xin Qiao, Chenyang Ge, Youmin Zhang, Yanhui Zhou, Fabio Tosi, Matteo Poggi, Stefano Mattoccia

We propose a novel multi-stage depth super-resolution network, which progressively reconstructs high-resolution depth maps from explicit and implicit high-frequency features.

Super-Resolution Vocal Bursts Intensity Prediction

Fault Separation Based on An Excitation Operator with Application to a Quadrotor UAV

no code implementations20 Aug 2023 Sicheng Zhou, Meng Wang, Jindou Jia, Kexin Guo, Xiang Yu, Youmin Zhang, Lei Guo

This paper presents an excitation operator based fault separation architecture for a quadrotor unmanned aerial vehicle (UAV) subject to loss of effectiveness (LoE) faults, actuator aging, and load uncertainty.

GlORIE-SLAM: Globally Optimized RGB-only Implicit Encoding Point Cloud SLAM

no code implementations28 Mar 2024 Ganlin Zhang, Erik Sandström, Youmin Zhang, Manthan Patel, Luc van Gool, Martin R. Oswald

To alleviate this issue, with the aid of a monocular depth estimator, we introduce a novel DSPO layer for bundle adjustment which optimizes the pose and depth of keyframes along with the scale of the monocular depth.

Simultaneous Localization and Mapping

A Tutorial on Gaussian Process Learning-based Model Predictive Control

no code implementations2 Apr 2024 Jie Wang, Youmin Zhang

This tutorial provides a systematic introduction to Gaussian process learning-based model predictive control (GP-MPC), an advanced approach integrating Gaussian process (GP) with model predictive control (MPC) for enhanced control in complex systems.

Model Predictive Control

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