Search Results for author: YangQuan Chen

Found 11 papers, 2 papers with code

Self-optimizing loop sifting and majorization for 3D reconstruction

no code implementations22 Apr 2021 Guoxiang Zhang, YangQuan Chen

Our proposed algorithm can compare the usefulness and effectiveness of different loops with the dense map posterior (DMP) metric.

3D Reconstruction Simultaneous Localization and Mapping

A metric for evaluating 3D reconstruction and mapping performance with no ground truthing

1 code implementation25 Jan 2021 Guoxiang Zhang, YangQuan Chen

It is not easy when evaluating 3D mapping performance because existing metrics require ground truth data that can only be collected with special instruments.

3D Reconstruction

More Informed Random Sample Consensus

1 code implementation18 Nov 2020 Guoxiang Zhang, YangQuan Chen

In the hypothesis sampling step of the proposed method, data is sorted with a sorting algorithm we proposed, which sorts data based on the likelihood of a data point being in the inlier set.

Image Stitching Point Cloud Registration

FaultFace: Deep Convolutional Generative Adversarial Network (DCGAN) based Ball-Bearing Failure Detection Method

no code implementations30 Jul 2020 Jairo Viola, YangQuan Chen, Jing Wang

From the obtained faceportraits, a Deep Convolutional Generative Adversarial Network is employed to produce new faceportraits of the nominal and failure behaviors to get a balanced dataset.

Fault Detection Generative Adversarial Network

Digital Twin Enabled Smart Control Engineering as an Industrial AI: A New Framework and A Case Study

no code implementations6 Jul 2020 Jairo Viola, YangQuan Chen

In this paper, a novel framework is proposed for the design and implementation of Digital Twin applications to the development of Smart Control Engineering.

Information-Based Model Discrimination for Digital Twin Behavioral Matching

no code implementations6 Jul 2020 Jairo Viola, YangQuan Chen, Jing Wang

Its search can be done using optimization-based techniques, producing a family of models based on different system datasets, so, a discrimination criterion is required to determine the best Digital Twin model.

Optimal Randomness in Swarm-Based Search

no code implementations7 May 2019 Jiamin Wei, YangQuan Chen, Yongguang Yu, Yuquan Chen

L\'{e}vy flights is a random walk where the step-lengths have a probability distribution that is heavy-tailed.

LoopSmart: Smart Visual SLAM Through Surface Loop Closure

no code implementations4 Jan 2018 Guoxiang Zhang, YangQuan Chen

Sparse feature matching is used for visual odometry and globally camera pose fine-tuning when dense loops are detected, while dense surface alignment is the way of closing large loops and solving surface mismatching problem.

Point Cloud Registration Simultaneous Localization and Mapping +2

Single image super-resolution using self-optimizing mask via fractional-order gradient interpolation and reconstruction

no code implementations18 Mar 2017 Qi Yang, Yanzhu Zhang, Tiebiao Zhao, YangQuan Chen

Image super-resolution using self-optimizing mask via fractional-order gradient interpolation and reconstruction aims to recover detailed information from low-resolution images and reconstruct them into high-resolution images.

Image Super-Resolution

Fractional Calculus In Image Processing: A Review

no code implementations10 Aug 2016 Qi Yang, Dali Chen, Tiebiao Zhao, YangQuan Chen

Over the last decade, it has been demonstrated that many systems in science and engineering can be modeled more accurately by fractional-order than integer-order derivatives, and many methods are developed to solve the problem of fractional systems.

Edge Detection Image Compression +6

Blind Detection and Compensation of Camera Lens Geometric Distortions

no code implementations25 May 2004 Lili Ma, YangQuan Chen, Kevin L. Moore

This paper presents a blind detection and compensation technique for camera lens geometric distortions.

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