نتایج جستجو برای: rng

تعداد نتایج: 866  

Journal: :Signal Processing Systems 2013
Pedro Echeverría Marisa López-Vallejo

Mersenne Twister uniform random number generators are key cores for hardware acceleration of Monte Carlo simulations. In this work, two different architectures are studied: besides the classical tablebased architecture, a new architecture based on a circular buffer and especially targeting FPGAs is proposed. A 30% performance improvement has been obtained when compared to the fastest previous w...

2003
Bernhard Hechenleitner Karl Entacher

By means of a simple OMNeT++ simulation scenario, which uses parallel streams of random numbers, we want to point out several technical pitfalls when applying different random number generators and using different initialization values for them. We describe shortcomings of the built-in random number generator (RNG) and describe traps when using modern RNGs. Quantitative and qualitative analyses...

2002
Peter Martin

This paper analyses the effect of using different random number generators (RNG) in a hardware implementation of Genetic Programming using Field Programmable Gate Arrays. Hardware systems have typically used RNGs based on Logical Feedback Shift Registers or Cellular Automata. Different configurations of these generators are evaluated as well as using a source of true random numbers and a standa...

Journal: :Indonesian Journal of Engineering and Science 2021

Energy crisis in particular, electricity the isolated rural areas of Indonesia is a very crucial issue that needs to be resolve through electrification . Compared other options, pico hydro cross-flow turbine (CFT) better option provides electrical power for areas. Studies improve CFT performance can undertaken analytically, numerically, experimentally, or combination those methods. However, dev...

Journal: :Annalen der Physik 2023

Random number generation (RNG) is needed for a myriad of applications ranging from secure communication encryption to numerical simulations sports and games. However, generating truly random numbers can be elusive. Pseudorandom bit using computer algorithms provides high rate. Nevertheless, the reliance on predefined makes it deterministic predictable once initial conditions are known. Relying ...

ژورنال: :مدلسازی در مهندسی 0
نورالله کثیری noorollah kasiri [email protected] محمد ذات خواهی mohammad zatkhahi [email protected] جواد ایوک پور محمدحسن خان اف

برج تقطیر یکی از قدیمی ترین و مهمترین تجهیزات جداسازی است که هنوز هم برای بالا بردن عملکرد آن طراحی ها و تغییرات متنوعی در تجهیزات درونی آن صورت می گیرد. در این پژوهش به کمک دینامیک سیالات محاسباتی، هیدرولیک سینی غربالی در ابعاد آزمایشگاهی به صورت دو فازی و سه بعدی و در چارچوب اویلرین - اویرین با استفاده از نرم افزار fluent 6.3 شبیه سازی شده است. نتایج این شبیه سازی با استفاده از داده های تجربی...

Journal: :E3S web of conferences 2023

The study of aerosol dispersion in indoor environments is essential to understanding and mitigating airborne virus transmission, such as SARS-CoV-2. Computational Fluid Dynamics (CFD) has emerged a valuable tool for investigating dispersion, providing an alternative costly experimental methods. In this study, we investigated the performance four (4) Reynolds-averaged Navier-Stokes (RANS) turbul...

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