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To find all extreme points of multimodal functions is called extremum problem, which is a well known difficult issue in optimization fields. Applying ant colony optimization (ACO) to solve this problem is rarely reported. The method of…

Artificial Intelligence · Computer Science 2009-11-18 Chao-Yang Pang , Hui Liu , Xia Li , Yun-Fei Wang , Ben-Qiong Hu

Distributed computing, such as cloud computing, provides promising platforms to execute multiple workflows. Workflow scheduling plays an important role in multi-workflow execution with multi-objective requirements. Although there exist many…

Artificial Intelligence · Computer Science 2022-05-24 Feng Li , Wen Jun , Tan , Wentong , Cai

In this paper Hybrid Ant Colony Optimization (HAntCO) approach in solving Multi--Skill Resource Constrained Project Scheduling Problem (MS--RCPSP) has been presented. We have proposed hybrid approach that links classical heuristic priority…

Neural and Evolutionary Computing · Computer Science 2016-04-01 Paweł B. Myszkowski , Marek E. Skowroński , Łukasz P. Olech , Krzysztof Oślizło

This paper introduces an enhanced meta-heuristic (ML-ACO) that combines machine learning (ML) and ant colony optimization (ACO) to solve combinatorial optimization problems. To illustrate the underlying mechanism of our ML-ACO algorithm, we…

Neural and Evolutionary Computing · Computer Science 2021-11-09 Yuan Sun , Sheng Wang , Yunzhuang Shen , Xiaodong Li , Andreas T. Ernst , Michael Kirley

Recent years have witnessed a rapid growth of distributed machine learning (ML) frameworks, which exploit the massive parallelism of computing clusters to expedite ML training. However, the proliferation of distributed ML frameworks also…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-05-16 Menglu Yu , Jia Liu , Chuan Wu , Bo Ji , Elizabeth S. Bentley

Modern day continued demand for resource hungry services and applications in IT sector has led to development of Cloud computing. Cloud computing environment involves high cost infrastructure on one hand and need high scale computational…

Distributed, Parallel, and Cluster Computing · Computer Science 2014-03-18 Mayanka Katyal , Atul Mishra

We introduce a `virtual-move' Monte Carlo (VMMC) algorithm for systems of pairwise-interacting particles. This algorithm facilitates the simulation of particles possessing attractions of short range and arbitrary strength and geometry, an…

Statistical Mechanics · Physics 2009-11-11 Stephen Whitelam , Phillip L. Geissler

Hyperparameter tuning in machine learning algorithms is a computationally challenging task due to the large-scale nature of the problem. In order to develop an efficient strategy for hyper-parameter tuning, one promising solution is to use…

Neural and Evolutionary Computing · Computer Science 2021-12-17 Leila Zahedi , Farid Ghareh Mohammadi , M. Hadi Amini

Vehicular cloud computing has emerged as a promising paradigm for realizing user requirements in computation-intensive tasks in modern driving environments. In this paper, a novel framework of multi-task offloading over vehicular clouds…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-12-16 Minghui Liwang , Zhibin Gao , Seyyedali Hosseinalipour , Huaiyu Dai

Infrastructure-as-a-Service (IaaS) clouds have become more popular enabling users to run applications under virtual machines. Energy efficiency for IaaS clouds is still challenge. This paper investigates the energy-efficient scheduling…

Distributed, Parallel, and Cluster Computing · Computer Science 2016-09-20 Nguyen Quang-Hung , Nam Thoai

Motivated by current trends in cloud computing, we study a version of the generalized assignment problem where a set of virtual processors has to be implemented by a set of identical processors. For literature consistency, we say that a set…

Data Structures and Algorithms · Computer Science 2014-06-11 Jordi Arjona Aroca , Antonio Fernandez Anta , Miguel A. Mosteiro , Christopher Thraves , Lin Wang

The under exploitation of the available resources risks to be one of the main problems for a computing center. The growing demand of computational power necessarily entails more complex approaches in the management of the computing…

Distributed, Parallel, and Cluster Computing · Computer Science 2012-05-01 Federico Calzolari , Silvia Volpe

Ant-based algorithms are successful tools for solving complex problems. One of these problems is the Linear Ordering Problem (LOP). The paper shows new results on some LOP instances, using Ant Colony System (ACS) and the Step-Back Sensitive…

Artificial Intelligence · Computer Science 2012-08-28 Camelia-M. Pintea , Camelia Chira , D. Dumitrescu

Multiversioning is widely used in databases, transactional memory, and concurrent data structures. It can be used to support read-only transactions that appear atomic in the presence of concurrent update operations. Any system that…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-01-10 Yuanhao Wei , Guy E. Blelloch , Panagiota Fatourou , Eric Ruppert

We explore the relation between memcomputing, namely computing with and in memory, and swarm intelligence algorithms. In particular, we show that one can design memristive networks to solve short-path optimization problems that can also be…

Neural and Evolutionary Computing · Computer Science 2014-08-29 Y. V. Pershin , M. Di Ventra

Consolidation of loose packages into transport units is a fundamental activity offered by logistics service-providers. Moving the transport units instead of loose packages is faster (with one movement only, multiple packages are loaded…

Optimization and Control · Mathematics 2022-10-24 Enrico Angelelli , Claudia Archetti , Lorenzo Peirano

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…

Chemical Physics · Physics 2023-08-09 Simon Hunkler , Kay Diederichs , Oleksandra Kukharenko , Christine Peter

This paper presents a novel meta algorithm, Partition-Merge (PM), which takes existing centralized algorithms for graph computation and makes them distributed and faster. In a nutshell, PM divides the graph into small subgraphs using our…

Data Structures and Algorithms · Computer Science 2013-09-25 Vincent Blondel , Kyomin Jung , Pushmeet Kohli , Devavrat Shah

This paper proposes a simple, automatic and efficient clustering algorithm, namely, Automatic Merging for Optimal Clusters (AMOC) which aims to generate nearly optimal clusters for the given datasets automatically. The AMOC is an extension…

Computer Vision and Pattern Recognition · Computer Science 2011-09-07 K. Karteeka Pavan , Allam Appa Rao , A. V. Dattatreya Rao

Network Function Virtualization (NFV) carries the potential for on-demand deployment of network algorithms in virtual machines (VMs). In large clouds, however, VM resource allocation incurs delays that hinder the dynamic scaling of such NFV…

Networking and Internet Architecture · Computer Science 2022-02-17 Itamar Cohen , Gil Einziger , Maayan Goldstein , Yaniv Sa'ar , Gabriel Scalosub , Erez Waisbard