Results 31 to 40 of about 153,898 (342)

PEMODELAN SISTEM DINAMIK DAN IMPLEMENTASI SIMULINK PENGENDALIAN KESTABILAN UNMANNED AERIAL VEHICLE MULTIROTOR HEXACOPTER CARGO

open access: yesRekayasa Mesin, 2023
The rapid growth of Unmanned Aerial Vehicle (UAV) technology, or drone, has shown its popularity and has been significantly applied to various purposes today.
Steven Wiliam Soputra   +2 more
doaj   +1 more source

heFFTe: Highly Efficient FFT for Exascale

open access: yesInternational Conference on Conceptual Structures, 2020
Exascale computing aspires to meet the increasing demands from large scientific applications. Software targeting exascale is typically designed for heterogeneous architectures; henceforth, it is not only important to develop well-designed software, but ...
A. Ayala   +3 more
semanticscholar   +1 more source

FFT-based solver for higher-order and multi-phase-field fracture models applied to strongly anisotropic brittle materials

open access: yesComputer Methods in Applied Mechanics and Engineering, 2020
This paper presents the application of a fast Fourier transform (FFT) based method to solve two phase field models designed to simulate crack growth of strongly anisotropic materials in the brittle regime.
R. Ma, WaiChing Sun
semanticscholar   +1 more source

HexServer : an FFT-based protein docking server powered by graphics processors [PDF]

open access: yes, 2010
HexServer (http://hexserver.loria.fr/) is the first Fourier transform (FFT)-based protein docking server to be powered by graphics processors. Using two graphics processors simultaneously, a typical 6D docking run takes similar to 15 s, which is up to ...
Venkatraman, Vishwesh   +5 more
core   +1 more source

FFT-ESPRIT: a kernel-based subspace estimator for frequency super-resolution at quasi-linear time complexity

open access: yes, 2023
We introduce two FFT-based ESPRIT algorithms for line spectral estimation which have lower time complexities than the original ESPRIT algorithm's O(N^3).
Shawn L. Kiser (14807923)   +9 more
core   +1 more source

Classification of Brainwaves for Sleep Stages by High-Dimensional FFT Features from EEG Signals

open access: yesApplied Sciences, 2020
Manual classification of sleep stage is a time-consuming but necessary step in the diagnosis and treatment of sleep disorders, and its automation has been an area of active study. The previous works have shown that low dimensional fast Fourier transform (
M. K. Delimayanti   +7 more
semanticscholar   +1 more source

A New Steganography Approach depending on Isolation Curve in Digital Images. [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2009
result, protecting the whole document from being regenerated by any counterfeiting person. The main goal of this paper is combining the curve security concepts with information hiding techniques in order to increase the capabilities of steganography ...
Hala Bahjat Abdul Wahab
doaj   +1 more source

Analisis Getaran Displacement Drum Roller Menggunakan FFT dan STFT

open access: yesJurnal Teknik Mesin, 2023
Drum Roller adalah mesin yang dirancang untuk pengujian ketahanan ban mobil setelah proses produksi. Peralatan  berputar, dan realisasi diagnosis waktu nyata dari kesalahan getaran frekuensi umum sangat penting untuk memantau kondisi Drum Roller. Getaran
Ilhamullah Ilhamullah   +2 more
doaj   +1 more source

A dynamical view of nonlinear conjugate gradient methods with applications to FFT-based computational micromechanics

open access: yesComputational Mechanics, 2020
For fast Fourier transform (FFT)-based computational micromechanics, solvers need to be fast, memory-efficient, and independent of tedious parameter calibration.
M. Schneider
semanticscholar   +1 more source

Collective-Optimized FFTs

open access: yesCoRR, 2023
This paper measures the impact of the various alltoallv methods. Results are analyzed within Beatnik, a Z-model solver that is bottlenecked by HeFFTe and representative of applications that rely on FFTs.
Evelyn Namugwanya   +3 more
openaire   +2 more sources

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