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While advanced analysis of large dataset is in high demand, data sizes have surpassed capabilities of conventional software and hardware. Hadoop framework distributes large datasets over multiple commodity servers and performs parallel…

分布式、并行与集群计算 · 计算机科学 2015-11-17 Woo-Hyun Lee , Hee-Gook Jun , Hyoung-Joo Kim

Networking data analytics is increasingly used for enhanced network visibility and controllability. We draw the similarities between the Software Defined Networking (SDN) architecture and the MapReduce programming model. Inspired by the…

网络与互联网体系结构 · 计算机科学 2016-09-13 Haoyu Song , Jun Gong , Hongfei Chen

Hadoop is an open source implementation of the MapReduce Framework in the realm of distributed processing. A Hadoop cluster is a unique type of computational cluster designed for storing and analyzing large data sets across cluster of…

分布式、并行与集群计算 · 计算机科学 2014-11-10 Muralikrishnan Ramane , Sharmila Krishnamoorthy , Sasikala Gowtham

The Apriori algorithm that mines frequent itemsets is one of the most popular and widely used data mining algorithms. Now days many algorithms have been proposed on parallel and distributed platforms to enhance the performance of Apriori…

数据库 · 计算机科学 2017-02-22 Sudhakar Singh , Rakhi Garg , P. K. Mishra

A common form of MapReduce application involves discovering relationships between certain pairs of inputs. Similarity joins serve as a good example of this type of problem, which we call a "some-pairs" problem. In the framework of Afrati et…

数据库 · 计算机科学 2016-02-04 Jeffrey D. Ullman , Jonathan Ullman

Over the last two decades, significant advances have been made in the design and analysis of fixed-parameter algorithms for a wide variety of graph-theoretic problems. This has resulted in an algorithmic toolbox that is by now…

数据结构与算法 · 计算机科学 2021-01-01 Faisal Abu-Khzam , Sebastian Lamm , Matthias Mnich , Alexander Noe , Christian Schulz , Darren Strash

This paper describes how to convert a machine learning problem into a series of map-reduce tasks. We study logistic regression algorithm. In logistic regression algorithm, it is assumed that samples are independent and each sample is…

分布式、并行与集群计算 · 计算机科学 2015-10-06 Qi Li

Machine learning is a data-driven field, and the quality of the underlying datasets plays a crucial role in learning success. However, high performance on held-out test data does not necessarily indicate that a model generalizes or learns…

计算机视觉与模式识别 · 计算机科学 2023-05-24 Nicolas M. Müller , Jochen Jacobs , Jennifer Williams , Konstantin Böttinger

Data cubes are widely used as a powerful tool to provide multidimensional views in data warehousing and On-Line Analytical Processing (OLAP). However, with increasing data sizes, it is becoming computationally expensive to perform data cube…

数据库 · 计算机科学 2013-11-25 Zhengkui Wang , Yan Chu , Kian-Lee Tan , Divyakant Agrawal , Amr EI Abbadi , Xiaolong Xu

Hadoop MapReduce is a framework for distributed storage and processing of large datasets that is quite popular in big data analytics. It has various configuration parameters (knobs) which play an important role in deciding the performance…

分布式、并行与集群计算 · 计算机科学 2019-08-28 Sandeep Kumar , Sindhu Padakandla , Chandrashekar L , Priyank Parihar , K Gopinath , Shalabh Bhatnagar

Since deep neural networks were developed, they have made huge contributions to everyday lives. Machine learning provides more rational advice than humans are capable of in almost every aspect of daily life. However, despite this…

机器学习 · 计算机科学 2020-03-13 Tong Yu , Hong Zhu

Straggler task detection is one of the main challenges in applying MapReduce for parallelizing and distributing large-scale data processing. It is defined as detecting running tasks on weak nodes. Considering two stages in the Map phase…

分布式、并行与集群计算 · 计算机科学 2020-04-14 Amir Javadpour , Guojun Wang , Samira Rezaei , Kuan Ching Li

The explosion of Big Data was followed by the proliferation of numerous complex parallel software stacks whose aim is to tackle the challenges of data deluge. A drawback of a such multi-layered hierarchical deployment is the inability to…

分布式、并行与集群计算 · 计算机科学 2016-04-01 Colin Barrett , Christos Kotselidis , Mikel Luján

Particle filtering is a numerical Bayesian technique that has great potential for solving sequential estimation problems involving non-linear and non-Gaussian models. Since the estimation accuracy achieved by particle filters improves as…

统计计算 · 统计学 2017-11-22 Jeyarajan Thiyagalingam , Lykourgos Kekempanos , Simon Maskell

Supercomputers getting ever larger and energy-efficient is at odds with the reliability of the used hardware. Thus, the time intervals between component failures are decreasing. Contrarily, the latencies for individual operations of…

分布式、并行与集群计算 · 计算机科学 2024-11-26 Demian Hespe , Lukas Hübner , Charel Mercatoris , Peter Sanders

Modern statistical analysis often encounters datasets with large sizes. For these datasets, conventional estimation methods can hardly be used immediately because practitioners often suffer from limited computational resources. In most…

统计方法学 · 统计学 2023-04-14 Shuyuan Wu , Xuening Zhu , Hansheng Wang

We consider the enumeration of maximal bipartite cliques (bicliques) from a large graph, a task central to many practical data mining problems in social network analysis and bioinformatics. We present novel parallel algorithms for the…

分布式、并行与集群计算 · 计算机科学 2014-04-22 Arko Provo Mukherjee , Srikanta Tirthapura

Heterogeneous multi core processors can offer diverse computing capabilities. The efficiency of Market Basket Analysis Algorithm can be improved with heterogeneous multi core processors. Market basket analysis algorithm utilises apriori…

分布式、并行与集群计算 · 计算机科学 2014-09-24 Aashiha Priyadarshni. L

Neural networks can be drastically shrunk in size by removing redundant parameters. While crucial for the deployment on resource-constraint hardware, oftentimes, compression comes with a severe drop in accuracy and lack of adversarial…

机器学习 · 计算机科学 2024-12-20 Qi Zhao , Christian Wressnegger

The Mapper algorithm, a technique within topological data analysis (TDA), constructs a simplified graphical representation of high-dimensional data to uncover its underlying shape and structural patterns. The algorithm has attracted…