no code implementations • 22 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.
1 code implementation • 25 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.
1 code implementation • 18 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.
no code implementations • 30 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.
no code implementations • 6 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.
no code implementations • 6 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.
no code implementations • 7 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.
no code implementations • 4 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
no code implementations • 18 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.
no code implementations • 10 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.
no code implementations • 25 May 2004 • Lili Ma, YangQuan Chen, Kevin L. Moore
This paper presents a blind detection and compensation technique for camera lens geometric distortions.