Results 41 to 50 of about 4,222 (117)

Pinhão: An Auto-tunning System for Compiler Optimizations Guided by Hot Functions [PDF]

open access: yesJournal of Universal Computer Science, 2019
The literature presents several auto-tunning systems for compiler optimizations, which employ a variety of techniques; however, most systems do not explore the premise that a large amount of program runtime is spent by hot functions which are the ...
Marcos Siraichi   +2 more
doaj   +3 more sources

Optimizing Bayesian optimization

open access: yes, 2018
We are concerned primarily with improving the practical applicability of Bayesian optimization. We make contributions in three key areas. We develop an intuitive online stopping criterion, allowing only as many steps as necessary to achieve the desired target to be taken. By combining this with intelligent online switching between acquisition functions
openaire   +3 more sources

Measuring the Optimality of Hadoop Optimization

open access: yesCoRR, 2013
In recent years, much research has focused on how to optimize Hadoop jobs. Their approaches are diverse, ranging from improving HDFS and Hadoop job scheduler to optimizing parameters in Hadoop configurations. Despite their success in improving the performance of Hadoop jobs, however, very little is known about the limit of their optimization ...
Woo-Cheol Kim   +2 more
openaire   +2 more sources

Optimization Controller Design of Full-Vehicle Suspension System Based on Bicubic Positive-Real Impedances Realizable with Five Passive Elements

open access: yesActuators
This article investigates the passive controller design problem for a full-vehicle suspension system, where the passive controller consists of four positive-real bicubic impedances realizable as two-terminal five-element damper–spring–inerter networks ...
Kai Wang, Yaodong Li, Jiamei Pu
doaj   +1 more source

Optimization

open access: yesJournal of Research of the National Bureau of Standards, 1985
Most research and development projects require the optimization of a system response as a function of several experimental factors. Familiar chemical examples are the maximization of product yield as a function of reaction time and temperature; the maximization of analytical sensitivity of a wet chemical method as a function of reactant concentration ...
openaire   +2 more sources

An efficient hybrid conjugate gradient method for unconstrained optimization and image restoration problems [PDF]

open access: yesIranian Journal of Numerical Analysis and Optimization
The conjugate gradient (CG) method is an optimization technique known for its rapid convergence; it has blossomed into significant developments and applications.
C. Souli   +3 more
doaj   +1 more source

OPTIMIZATION METHODS [PDF]

open access: yesFiabilitate şi Durabilitate, 2016
Throughout the ages, man has continuously been involved with the process of optimization. In its earliest form, optimization consisted of unscientific rituals and prejudices like pouring libations and sacrificing animals to the gods, con- sulting the ...
Olimpia PECINGINA   +2 more
doaj  

EPPTA: Efficient partially observable reinforcement learning agent for penetration testing applications

open access: yesEngineering Reports
In recent years, penetration testing (pen‐testing) has emerged as a crucial process for evaluating the security level of network infrastructures by simulating real‐world cyber‐attacks.
Zegang Li, Qian Zhang, Guangwen Yang
doaj   +1 more source

Innovative Structural Optimization and Dynamic Performance Enhancement of High-Precision Five-Axis Machine Tools

open access: yesJournal of Manufacturing and Materials Processing
To satisfy the requirements of five-axis processing quality, this article improves and optimizes the machine tool structure design to produce improved dynamic characteristics. This study focuses on the investigation of five-axis machine tools’ static and
Ratnakar Behera   +2 more
doaj   +1 more source

DYNAMIC SYSTEMS [PDF]

open access: yesFiabilitate şi Durabilitate, 2016
This article introduces concepts of dynamical systems theory such as phase space, phase space reconstruction and analysis of phase space, and their application to theanalysis of behaving agents.
Dragos Vasile VÎGA   +2 more
doaj  

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