no code implementations • 15 Mar 2024 • Xuemei Cao, Xin Yang, Shuyin Xia, Guoyin Wang, Tianrui Li
To this end, the proposed CFS method combines the strengths of continual learning (CL) with granular-ball computing (GBC), which focuses on constructing a granular-ball knowledge base to detect unknown classes and facilitate the transfer of previously learned knowledge for further feature selection.
no code implementations • 9 Dec 2023 • Jiaxuan Liang, Jun Wang, Guoxian Yu, Shuyin Xia, Guoyin Wang
Unveil, model, and comprehend the causal mechanisms underpinning natural phenomena stand as fundamental endeavors across myriad scientific disciplines.
no code implementations • 29 May 2023 • Qin Xie, Qinghua Zhang, Shuyin Xia, Fan Zhao, Chengying Wu, Guoyin Wang, Weiping Ding
Second, considering the influence of the sample size within the GB on the GB's quality, based on the GBG++ method, an improved GB-based $k$-nearest neighbors algorithm (GB$k$NN++) is presented, which can reduce misclassification at the class boundary.
no code implementations • 21 Apr 2023 • Shuyin Xia, Guoyin Wang, Xinbo Gao, Xiaoyu Lian
This mechanism inherently possesses an adaptive multi-granularity description capacity, resulting in computational traits such as efficiency, robustness, and interpretability.
no code implementations • 18 Mar 2023 • Shuyin Xia, Jiancu Chen, Bin Hou, Guoyin Wang
The faster speed, higher approximation ability of optimal solution, no hyper-parameters, and simpler design of GBO make it an all-around replacement of most of the existing popular intelligent optimization algorithms.
no code implementations • 7 Mar 2023 • Jiang Xie, Qiao Deng, Shuyin Xia, Yangzhou Zhao, Guoyin Wang, Xinbo Gao
In recent years, the problem of fuzzy clustering has been widely concerned.
no code implementations • 2 Mar 2023 • Jiang Xie, Shuyin Xia, Guoyin Wang, Xinbo Gao
We construct coarsegrained granular-balls, and then use granular-balls and MST to implement the clustering method based on "large-scale priority", which can greatly avoid the influence of outliers and accelerate the construction process of MST.
1 code implementation • 11 Feb 2023 • Dawei Dai, Yutang Li, Liang Wang, Shiyu Fu, Shuyin Xia, Guoyin Wang
In this study, we proposed a new task named sketch less face image retrieval (SLFIR), in which the retrieval was carried out at each stroke and aim to retrieve the target face photo using a partial sketch with as few strokes as possible (see Fig. 1).
no code implementations • 30 Dec 2022 • Jiang Xie, Pengfei Zhao, Shuyin Xia, Guoyin Wang, Dongdong Cheng
It is crucial to evaluate the quality and determine the optimal number of clusters in cluster analysis.
no code implementations • 21 Oct 2022 • Shuyin Xia, Xiaoyu Lian, Guoyin Wang, Xinbo Gao, Yabin Shao
Most existing fuzzy set methods use points as their input, which is the finest granularity from the perspective of granular computing.
1 code implementation • 6 Oct 2022 • Shuyin Xia, Xiaoyu Lian, Guoyin Wang, Xinbo Gao, Jiancu Chen, Xiaoli Peng
Furthermore, a particle swarm optimization algorithm is designed to solve the dual model.
no code implementations • 29 May 2022 • Shuyin Xia, Jiang Xie, Guoyin Wang
Existing clustering methods are based on a single granularity of information, such as the distance and density of each data.
no code implementations • 17 Mar 2022 • Dawei Dai, Chunjie Wang, Shuyin Xia, Yingge Liu, Guoyin Wang
Edge detection, a basic task in the field of computer vision, is an important preprocessing operation for the recognition and understanding of a visual scene.
no code implementations • 13 Jan 2022 • Dawei Dai, Xiaoyu Tang, Shuyin Xia, Yingge Liu, Guoyin Wang, Zizhong Chen
We consider that there is a significant correlation among these incomplete sketches in the sketch drawing episode of each photo.
no code implementations • 12 Jan 2022 • Shuyin Xia, Xiaochuan Dai, Guoyin Wang, Xinbo Gao, Elisabeth Giem
In addition, this paper first provides the mathematical models for the granular-ball covering.
no code implementations • 10 Jan 2022 • Shuyin Xia, Cheng Wang, Guoyin Wang, Weiping Ding, Xinbo Gao, JianHang Yu, Yujia Zhai, Zizhong Chen
The granular-ball rough set can simultaneously represent Pawlak rough sets, and the neighborhood rough set, so as to realize the unified representation of the two.
no code implementations • 29 Dec 2021 • Shuyin Xia, Xinyu Bai, Guoyin Wang, Deyu Meng, Xinbo Gao, Zizhong Chen, Elisabeth Giem
This paper present a strong data mining method based on rough set, which can realize feature selection, classification and knowledge representation at the same time.
no code implementations • 31 Oct 2020 • Shuyin Xia, Wenhua Li, Guoyin Wang, Xinbo Gao, Changqing Zhang, Elisabeth Giem
Based on the theorem, we propose the LRA framework for accelerating rough set algorithms.
no code implementations • 2 May 2020 • Shuyin Xia, Daowan Peng, Deyu Meng, Changqing Zhang, Guoyin Wang, Zizhong Chen, Wei Wei
The assigned cluster of the points in the stable area is not changed in the current iteration while the points in the annulus area will be adjusted within a few neighbor clusters in the current iteration.