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Clustering analysis has received considerable attention in spatial data mining for several years. With the rapid development of the geospatial information technologies, the size of spatial information data is growing exponentially which…

分布式、并行与集群计算 · 计算机科学 2016-08-25 Xia Yue , Wang Man , Jun Yue , Guangcao Liu

K-means is a popular clustering method used in data mining area. To work with large datasets, researchers propose PKMeans, which is a parallel k-means on MapReduce. However, the existing k-means parallelization methods including PKMeans…

分布式、并行与集群计算 · 计算机科学 2016-08-30 Shikai Jin , Yuxuan Cui , Chunli Yu

Document clustering is a traditional, efficient and yet quite effective, text mining technique when we need to get a better insight of the documents of a collection that could be grouped together. The K-Means algorithm and the Hierarchical…

分布式、并行与集群计算 · 计算机科学 2021-12-02 Sergios Gerakidis , Sofia Megarchioti , Basilis Mamalis

Clustering problems have numerous applications and are becoming more challenging as the size of the data increases. In this paper, we consider designing clustering algorithms that can be used in MapReduce, the most popular programming…

分布式、并行与集群计算 · 计算机科学 2011-09-09 Alina Ene , Sungjin Im , Benjamin Moseley

The well-known K-means clustering algorithm has been employed widely in different application domains ranging from data analytics to logistics applications. However, the K-means algorithm can be affected by factors such as the initial…

分布式、并行与集群计算 · 计算机科学 2017-12-04 Yinhao Lu , Buyang Cao , Cesar Rego , Fred Glover

The growth of the amount of medical image data produced on a daily basis in modern hospitals forces the adaptation of traditional medical image analysis and indexing approaches towards scalable solutions. The number of images and their…

分布式、并行与集群计算 · 计算机科学 2015-10-26 Dimitrios Markonis , Roger Schaer , Ivan Eggel , Henning Müller , Adrien Depeursinge

K-means is one of the most widely used clustering algorithms in various disciplines, especially for large datasets. However the method is known to be highly sensitive to initial seed selection of cluster centers. K-means++ has been proposed…

机器学习 · 计算机科学 2016-04-19 Fouad Khan

The kernel $k$-means is an effective method for data clustering which extends the commonly-used $k$-means algorithm to work on a similarity matrix over complex data structures. The kernel $k$-means algorithm is however computationally very…

机器学习 · 计算机科学 2014-01-30 Ahmed Elgohary , Ahmed K. Farahat , Mohamed S. Kamel , Fakhri Karray

K-means plays a vital role in data mining and is the simplest and most widely used algorithm under the Euclidean Minimum Sum-of-Squares Clustering (MSSC) model. However, its performance drastically drops when applied to vast amounts of…

机器学习 · 计算机科学 2023-11-27 Rustam Mussabayev , Nenad Mladenovic , Bassem Jarboui , Ravil Mussabayev

The K-means algorithm is arguably the most popular data clustering method, commonly applied to processed datasets in some "feature spaces", as is in spectral clustering. Highly sensitive to initializations, however, K-means encounters a…

机器学习 · 计算机科学 2019-06-04 Feiyu Chen , Yuchen Yang , Liwei Xu , Taiping Zhang , Yin Zhang

In the coming decade, astronomical surveys of the sky will generate tens of terabytes of images and detect hundreds of millions of sources every night. The study of these sources will involve computation challenges such as anomaly detection…

分布式、并行与集群计算 · 计算机科学 2015-05-20 Keith Wiley , Andrew Connolly , Jeff Gardner , Simon Krughof , Magdalena Balazinska , Bill Howe , YongChul Kwon , YingYi Bu

Hadoop and Spark are widely used distributed processing frameworks for large-scale data processing in an efficient and fault-tolerant manner on private or public clouds. These big-data processing systems are extensively used by many…

数据库 · 计算机科学 2017-07-07 Shlomi Dolev , Patricia Florissi , Ehud Gudes , Shantanu Sharma , Ido Singer

Distributed Computation has been a recent trend in engineering research. Parallel Computation is widely used in different areas of Data Mining, Image Processing, Simulating Models, Aerodynamics and so forth. One of the major usage of…

分布式、并行与集群计算 · 计算机科学 2017-03-28 C Rashmi

The k-means algorithm is one of the most common clustering algorithms and widely used in data mining and pattern recognition. The increasing computational requirement of big data applications makes hardware acceleration for the k-means…

分布式、并行与集群计算 · 计算机科学 2016-11-23 Zhehao Li , Jifang Jin , Lingli Wang

Distributed processing frameworks, such as MapReduce, Hadoop, and Spark are popular systems for processing large amounts of data. The design of efficient algorithms in these frameworks is a challenging problem, as the systems both require…

数据结构与算法 · 计算机科学 2019-05-07 MohammadTaghi Hajiaghayi , Silvio Lattanzi , Saeed Seddighin , Cliff Stein

Most of the popular Big Data analytics tools evolved to adapt their working environment to extract valuable information from a vast amount of unstructured data. The ability of data mining techniques to filter this helpful information from…

分布式、并行与集群计算 · 计算机科学 2022-09-23 Taha Tekdogan , Ali Cakmak

The K-Means clustering using LLoyd's algorithm is an iterative approach to partition the given dataset into K different clusters. The algorithm assigns each point to the cluster based on the following objective function \[\ \min…

分布式、并行与集群计算 · 计算机科学 2024-05-21 Ashish Srivastava , Mohammed Nawfal

One of the most employed yet simple algorithm for cluster analysis is the k-means algorithm. k-means has successfully witnessed its use in artificial intelligence, market segmentation, fraud detection, data mining, psychology, etc., only to…

信息论 · 计算机科学 2023-08-16 Faheem Hussayn , Shahid M Shah

Given the high availability of data collected by different remote sensing instruments, the data fusion of multi-spectral and hyperspectral images (HSI) is an important topic in remote sensing. In particular, super-resolution as a data…

分布式、并行与集群计算 · 计算机科学 2023-07-07 Carlos Theran , Michael Alvarez , Emmanuel Arzuaga , Heidy Sierra

During the recent years, a number of efficient and scalable frequent itemset mining algorithms for big data analytics have been proposed by many researchers. Initially, MapReduce-based frequent itemset mining algorithms on Hadoop cluster…

分布式、并行与集群计算 · 计算机科学 2019-08-06 Pankaj Singh , Sudhakar Singh , P. K. Mishra , Rakhi Garg
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