HFC: Data clustering based on hesitant fuzzy decision making

L Aliahmadipour, M Eftekhari, V Torra - Iranian Journal of Fuzzy …, 2022 - ijfs.usb.ac.ir
In a clustering task, choosing a proper clustering algorithm and obtaining qualified clusters
are crucial issues. Sometimes, a clustering algorithm is chosen based on the data …

[HTML][HTML] iOPTICS-GSO for identifying protein complexes from dynamic PPI networks

X Lei, H Li, A Zhang, FX Wu - BMC medical genomics, 2017 - Springer
Background Identifying protein complexes plays an important role for understanding cellular
organization and functional mechanisms. As plenty of evidences have indicated that dense …

The impact of Facebook-Cambridge Analytica data scandal on the USA tech stock market: An event study based on clustering method

V Jeleskovic, Y Wan - arXiv preprint arXiv:2402.14206, 2024 - arxiv.org
This study delves into the intra-industry effects following a firm-specific scandal, with a
particular focus on the Facebook data leakage scandal and its associated events within the …

DGCL: an efficient density and grid based clustering algorithm for large spatial database

HS Kim, S Gao, Y Xia, GB Kim, HY Bae - International Conference on Web …, 2006 - Springer
Spatial clustering, which groups similar objects based on their distance, connectivity, or their
relative density in space, is an important component of spatial data mining. Clustering large …

浮动车轨迹数据聚类的有向密度方法

廖律超, 蒋新华, 邹复民, 李璐明, 赖宏图 - 地球信息科学学报, 2015 - cqvip.com
为了充分挖掘浮动车轨迹数据的潜在特性, 本文在OPTICS 空间密度聚类算法基础上,
提出了一种有向密度的快速聚类方法(D-OPTICS). 该方法通过扇形空间邻域计算其有向密度 …

An axis-shifted grid-clustering algorithm

CI Chang, NP Lin, NY Jan - Journal of Applied Science and …, 2009 - jase.tku.edu.tw
These spatial clustering methods can be classified into four categories: partitioning method,
hierarchical method, density-based method and grid-based method. The grid-based …

基于主元的多元时间序列聚类分析方法研究

郭小芳, 李锋, 叶华 - 测控技术, 2012 - cqvip.com
为提高多元时间序列聚类算法的效率, 采用基于主元分析的多元时间序列聚类方法,
将原始多元时间序列元素划分成一系列互不相关的簇, 根据各簇的代表元素和剩余元素的主元素 …

潜艇机械噪声源分类识别的小样本研究思想及相关算法评述

章林柯, 崔立林 - 船舶力学, 2011 - cqvip.com
针对潜艇机械噪声源分类识别实际样本获取的困难, 将该分类问题归结为一个典型的小样本模式
识别问题加以处理; 基于" 信息" 的观点, 通过系统归纳, 比较和借鉴国内外其它领域的一些主要 …

MapReduce 框架下基于抽样的分布式 K-Means 聚类算法

杨杰明, 吴启龙, 曲朝阳, 杨烁, 阚中峰… - 吉林大学学报(理学版 …, 2017 - xuebao.jlu.edu.cn
提出一种MapReduce 框架下基于抽样的分布式K-Means 聚类算法, 解决海量数据环境下并行
执行K-Means 算法时, 时间开销较大的问题. 该算法使用抽样方法, 在保证数据分布不变的前提 …

基于网格密度方向的聚类簇边缘精度加强算法

余灿玲, 王丽珍, 张元武 - 计算机研究与发展, 2010 - cqvip.com
现有的基于网格聚类算法在获得较高效率的同时, 却是以牺牲聚类的质量为代价的,
特别是在簇与簇相互邻近的情况下, 因为簇边缘聚类的不准确这种现象尤为突出 …