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Because of usefulness and comprehensibility, fuzzy data mining has been extensively studied and is an emerging topic in recent years. Compared with utility-driven itemset mining technologies, fuzzy utility mining not only takes utilities…

数据库 · 计算机科学 2021-11-02 Shicheng Wan , Wensheng Gan , Xu Guo , Jiahui Chen , Unil Yun

Soft Clustering plays a very important rule on clustering real world data where a data item contributes to more than one cluster. Fuzzy logic based algorithms are always suitable for performing soft clustering tasks. Fuzzy C Means (FCM)…

计算机视觉与模式识别 · 计算机科学 2014-06-17 Dibya Jyoti Bora , Anil Kumar Gupta

We present an unsupervised data processing workflow that is specifically designed to obtain a fast conformational clustering of long molecular dynamics simulation trajectories. In this approach we combine two dimensionality reduction…

化学物理 · 物理学 2023-08-09 Simon Hunkler , Kay Diederichs , Oleksandra Kukharenko , Christine Peter

Both FCM and PCM clustering methods have been widely applied to pattern recognition and data clustering. Nevertheless, FCM is sensitive to noise and PCM occasionally generates coincident clusters. PFCM is an extension of the PCM model by…

基因组学 · 定量生物学 2021-11-25 Shahabeddin Sotudian , Mohammad Hossein Fazel Zarandi

With the rapid advancement of Big Data platforms such as Hadoop, Spark, and Dataflow, many tools are being developed that are intended to provide end users with an interactive environment for large-scale data analysis (e.g., IQmulus).…

分布式、并行与集群计算 · 计算机科学 2019-10-25 Amit Kumar Mondal , Banani Roy , Chanchal K. Roy , Kevin A. Schneider

The rapid growth of unlabeled time series data, driven by the Internet of Things (IoT), poses significant challenges in uncovering underlying patterns. Traditional unsupervised clustering methods often fail to capture the complex nature of…

机器学习 · 计算机科学 2025-03-31 Congyu Wang , Mingjing Du , Xiang Jiang , Yongquan Dong

In this paper we present clustering method is very sensitive to the initial center values, requirements on the data set too high, and cannot handle noisy data the proposal method is using information entropy to initialize the cluster…

信息检索 · 计算机科学 2011-04-12 K. Suresh

The conventional clustering algorithms have difficulties in handling the challenges posed by the collection of natural data which is often vague and uncertain. Fuzzy clustering methods have the potential to manage such situations…

信息检索 · 计算机科学 2014-06-09 Satendra kumar , Mamta kathuria , Alok Kumar Gupta , Monika Rani

This paper addresses the ambitious goal of merging two different approaches to group detection in complex domains: one based on fuzzy clustering and the other on community detection theory. To achieve this, two clustering algorithms are…

This survey article reviews the challenges associated with deploying and optimizing big data applications and machine learning algorithms in cloud data centers and networks. The MapReduce programming model and its widely-used open-source…

网络与互联网体系结构 · 计算机科学 2019-10-03 Sanaa Hamid Mohamed , Taisir E. H. El-Gorashi , Jaafar M. H. Elmirghani

Nowadays distributed computing environments, large amounts of data are generated from different resources with a high velocity, rendering the data difficult to capture, manage, and process within existing relational databases. Hadoop is a…

分布式、并行与集群计算 · 计算机科学 2023-10-24 Rana Ghazali , Douglas G. Down

This paper develops a new time series clustering procedure allowing for heteroskedasticity, non-normality and model's non-linearity. At this aim, we follow a fuzzy approach. Specifically, considering a Dynamic Conditional Score (DCS) model,…

统计方法学 · 统计学 2021-04-02 Roy Cerqueti , Massimiliano Giacalone , Raffaele Mattera

Biclustering is an effective technique in data mining and pattern recognition. Biclustering algorithms based on traditional clustering face two fundamental limitations when processing high-dimensional data: (1) The distance concentration…

机器学习 · 计算机科学 2025-05-01 Yan Huang , Da-Qing Zhang

This paper proposes an efficient technique for partitioning large biometric database during identification. In this technique feature vector which comprises of global and local descriptors extracted from offline signature are used by fuzzy…

计算机视觉与模式识别 · 计算机科学 2010-02-03 Hunny Mehrotra , Dakshina Ranjan Kisku , V. Bhawani Radhika , Banshidhar Majhi , Phalguni Gupta

Clustering is an effective technique in data mining to group a set of objects in terms of some attributes. Among various clustering approaches, the family of K-Means algorithms gains popularity due to simplicity and efficiency. However,…

机器学习 · 计算机科学 2019-09-06 Jinglin Xu , Junwei Han , Mingliang Xu , Feiping Nie , Xuelong Li

Clustering is essential in data analysis and machine learning, but traditional algorithms like $k$-means and Gaussian Mixture Models (GMM) often fail with nonconvex clusters. To address the challenge, we introduce the Flexible Bivariate…

机器学习 · 计算机科学 2025-02-28 Yung-Peng Hsu , Hung-Hsuan Chen

Clustering is one of the widely used data mining techniques for medical diagnosis. Clustering can be considered as the most important unsupervised learning technique. Most of the clustering methods group data based on distance and few…

机器学习 · 计算机科学 2012-12-24 K. Dhanalakshmi , H. Hannah Inbarani

Deep clustering outperforms conventional clustering by mutually promoting representation learning and cluster assignment. However, most existing deep clustering methods suffer from two major drawbacks. First, most cluster assignment methods…

计算机视觉与模式识别 · 计算机科学 2022-02-23 Hanxuan Wang , Na Lu , Qinyang Liu

Numerous learning methods for fuzzy cognitive maps (FCMs), such as the Hebbian-based and the population-based learning methods, have been developed for modeling and simulating dynamic systems. However, these methods are faced with several…

机器学习 · 计算机科学 2019-08-23 Guoliang Feng , Wei Lu , Witold Pedrycz , Jianhua Yang , Xiaodong Liu

In this paper, we describe an algorithm FARDiff (Fuzzy Adaptive Resonance Dif- fusion) which combines Diffusion Maps and Fuzzy Adaptive Resonance Theory to do clustering on high dimensional data. We describe some applications of this method…

神经与进化计算 · 计算机科学 2015-10-07 S. B. Damelin , Y. Gu , D. C. Wunsch , R. Xu