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In this article, we focus on distributed Apriori-based frequent itemsets mining. We present a new distributed approach which takes into account inherent characteristics of this algorithm. We study the distribution aspect of this algorithm…

机器学习 · 计算机科学 2019-03-08 Lamine M. Aouad , Nhien-An Le-Khac , Tahar M. Kechadi

Memory disaggregation has recently been adopted in data centers to improve resource utilization, motivated by cost and sustainability. Recent studies on large-scale HPC facilities have also highlighted memory underutilization. A promising…

分布式、并行与集群计算 · 计算机科学 2023-11-30 Jacob Wahlgren , Gabin Schieffer , Maya Gokhale , Ivy Peng

Federated Learning has emerged as a transformative paradigm for collaborative machine learning across distributed environments. However, its performance is strongly influenced by the aggregation strategy used to combine local model updates…

机器学习 · 计算机科学 2026-05-13 Antonios Makris , Christos Dousis , Emmanouil Kritharakis , Stavros Bouras , Konstantinos Tserpes

This paper describes an information system designed to support the large volume of monitoring information generated by a distributed testbed. This monitoring information is produced by several subsystems and consists of status and…

分布式、并行与集群计算 · 计算机科学 2013-12-13 Warren Smith , Shava Smallen

We present procedures that exploit mobility prediction and prefetching to enhance offloading of traffic from mobile networks to WiFi hotspots, for both delay tolerant and delay sensitive traffic. We evaluate the procedures in terms of the…

网络与互联网体系结构 · 计算机科学 2013-06-14 Vasilios A. Siris , Dimitrios Kalyvas

Past research has proposed numerous hardware prefetching techniques, most of which rely on exploiting one specific type of program context information (e.g., program counter, cacheline address) to predict future memory accesses. These…

硬件体系结构 · 计算机科学 2023-04-07 Rahul Bera , Konstantinos Kanellopoulos , Anant V. Nori , Taha Shahroodi , Sreenivas Subramoney , Onur Mutlu

Modern storage systems intensively utilize data prefetching algorithms while processing sequences of the read requests. Performance of the prefetching algorithm (for instance increase of the cache hit ratio of the cache system - CHR)…

数据库 · 计算机科学 2024-06-14 Vadim Voevodkin , Andrey Sokolov

Feature selection, as a data preprocessing strategy, has been proven to be effective and efficient in preparing data (especially high-dimensional data) for various data mining and machine learning problems. The objectives of feature…

机器学习 · 计算机科学 2018-08-28 Jundong Li , Kewei Cheng , Suhang Wang , Fred Morstatter , Robert P. Trevino , Jiliang Tang , Huan Liu

We first consider the static problem of allocating resources to ( i.e. , scheduling) multiple distributed application framework s, possibly with different priorities and server preferences , in a private cloud with heterogeneous servers.…

The growing memory footprints of cloud and big data applications mean that data center CPUs can spend significant time waiting for memory. An attractive approach to improving performance in such centralized compute settings is to employ…

硬件体系结构 · 计算机科学 2020-09-02 Karthik Sankaranarayanan , Chit-Kwan Lin , Gautham Chinya

Recent advances in modern containerized execution environments have resulted in substantial benefits in terms of elasticity and more efficient utilization of computing resources. Although existing schedulers strive to optimize performance…

分布式、并行与集群计算 · 计算机科学 2026-01-28 Dimitrios Tomaras , Vana Kalogeraki , Dimitrios Gunopulos

Work-stealing systems are typically oblivious to the nature of the tasks they are scheduling. For instance, they do not know or take into account how long a task will take to execute or how many subtasks it will spawn. Moreover, the actual…

分布式、并行与集群计算 · 计算机科学 2013-05-29 Martin Wimmer , Daniel Cederman , Jesper Larsson Träff , Philippas Tsigas

Various performance characteristics of distributed file systems have been well studied. However, the performance efficiency of distributed file systems on small-file problems with complex machine learning algorithms scenarios is not well…

分布式、并行与集群计算 · 计算机科学 2024-01-01 Thanh Duong , Quoc Luu , Hung Nguyen

As applications continue to generate multi-dimensional data at exponentially increasing rates, fast analytics to extract meaningful results is becoming extremely important. The database community has developed array databases that alleviate…

数据库 · 计算机科学 2018-03-19 Weijie Zhao , Florin Rusu , Bin Dong , Kesheng Wu , Anna Y. Q. Ho , Peter Nugent

This extended abstract explores the integration of federated learning with deep transfer hashing for distributed prediction tasks, emphasizing resource-efficient client training from evolving data streams. Federated learning allows multiple…

机器学习 · 计算机科学 2024-09-20 Manuel Röder , Frank-Michael Schleif

Several decision points exist in business processes (e.g., whether a purchase order needs a manager's approval or not), and different decisions are made for different process instances based on their characteristics (e.g., a purchase order…

人工智能 · 计算机科学 2022-11-01 Gyunam Park , Aaron Küsters , Mara Tews , Cameron Pitsch , Jonathan Schneider , Wil M. P. van der Aalst

Dynamic regression trees are an attractive option for automatic regression and classification with complicated response surfaces in on-line application settings. We create a sequential tree model whose state changes in time with the…

统计方法学 · 统计学 2010-11-23 Matthew A. Taddy , Robert B. Gramacy , Nicholas G. Polson

The classical machine learning paradigm requires the aggregation of user data in a central location where machine learning practitioners can preprocess data, calculate features, tune models and evaluate performance. The advantage of this…

A central challenge in scaling up explicit state-space search for large tasks is compactly representing the set of generated states. Tree databases, a data structure from model checking, require constant space per generated state in the…

人工智能 · 计算机科学 2025-11-18 Oliver Joergensen , Dominik Drexler , Jendrik Seipp

In this paper, a novel distributed scheduling algorithm is proposed, which aims to efficiently schedule both the uplink and downlink backhaul traffic in the relay-assisted mmWave backhaul network with a tree topology. The handshaking of…

网络与互联网体系结构 · 计算机科学 2022-02-17 Qiang Hu , Yuchen Liu , Yan Yan , Miao Liu , Jun Zheng , Douglas M. Blough