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Scheduler simulation using iSPD, an iconic-based computer grid simulator
(2012-09-28)
Increased accessibility to high-performance computing resources has created a demand for user support through performance evaluation tools like the iSPD (iconic Simulator for Parallel and Distributed systems), a simulator ...
iSPD: An iconic-based modeling simulator for distributed grids
(2012-12-01)
Simulation of large and complex systems, such as computing grids, is a difficult task. Current simulators, despite providing accurate results, are significantly hard to use. They usually demand a strong knowledge of ...
Energy-performance tradeoffs in software transactional memory
(2012-12-01)
Transactional memory (TM) is a new synchronization mechanism devised to simplify parallel programming, thereby helping programmers to unleash the power of current multicore processors. Although software implementations of ...
Improving virtual machine consolidation for heterogeneous cloud computing datacenters
(2019-10-01)
Datacenters in cloud computing systems may consist of thousands of computing nodes and communication devices, requiring virtual machine placement to optimize resources utilization. Heterogeneous environments of current ...
StackAct: Performance Evaluation in an IaaS Cloud Multilayer.
(Ieee, 2016-01-01)
Cloud Computing has become synonymous of quality, efficiency, and return of investment in Information Technology, creating new challenges for processing and data integrations. This paper presents the StackAct, a mechanism ...
A tool for model conversion between simulators of grid computing
(Assoc Computing Machinery, 2015-01-01)
High performance computing systems usually have a high usage cost, even with the use of shared systems, such as grids and clouds. To reduce such costs it is necessary to optimize system's utilization through performance ...
Performance Analysis of Three-Phase Power Flow Algorithms in Power Distribution Networks
(2021-01-01)
In this paper, it is analyzed two algorithms to calculate the three-phase power flow in electricity distribution networks. The algorithm should be able to present an effective convergence to unbalanced networks spending ...
Image Re-Ranking Acceleration on GPUs
(Ieee, 2013-01-01)
Huge image collections are becoming available lately. In this scenario, the use of Content-Based Image Retrieval (CBIR) systems has emerged as a promising approach to support image searches. The objective of CBIR systems ...
Objective quantification of chest radiography exams for pulmonary fibrosis
(2015-01-01)
Tuberculosis, caused by Mycobacterium tubercu-losis, is an infectious disease which remains a global health problem. The chest radiography is the common method employed to assess the tuberculosis evolution. Despite the ...