Results 11 to 20 of about 31,456 (262)

Implementation of Multidigit Multiplication Basing on Discrete Cosine and Sine Transforms

open access: yesКібернетика та комп'ютерні технології, 2021
Introduction. The emergence of new parallel computing systems such as multi-core processors, clusters, distributed systems, due to the solution of various applications in different spheres.
Andrii Tereshchenko, Valeriy Zadiraka
doaj   +1 more source

Sharp and Rounded Cutouts in a Chevron Orifice and Them Impact on the Acoustic and Flow Parameters of Synthetic Jet

open access: yesApplied Sciences, 2021
The application of a synthetic jet actuator in workplaces entails the necessity of noise reduction, which they generate. One of the methods to achieve this is the use of the chevron orifice or nozzle.
Emil Smyk
doaj   +1 more source

Numerical behavior of NVIDIA tensor cores [PDF]

open access: yesPeerJ Computer Science, 2021
We explore the floating-point arithmetic implemented in the NVIDIA tensor cores, which are hardware accelerators for mixed-precision matrix multiplication available on the Volta, Turing, and Ampere microarchitectures.
Massimiliano Fasi   +3 more
doaj   +2 more sources

Number Formats, Error Mitigation, and Scope for 16‐Bit Arithmetics in Weather and Climate Modeling Analyzed With a Shallow Water Model

open access: yesJournal of Advances in Modeling Earth Systems, 2020
The need for high‐precision calculations with 64‐bit or 32‐bit floating‐point arithmetic for weather and climate models is questioned. Lower‐precision numbers can accelerate simulations and are increasingly supported by modern computing hardware.
M. Klöwer, P. D. Düben, T. N. Palmer
doaj   +1 more source

A Comparative Study of the Effects of Distance Learning and Face-to-Face Learning during the COVID-19 Pandemic on Learning Mathematical Concepts in Primary Students of the Kingdom of Bahrain

open access: yesEducation Sciences, 2023
The main objective of this study is to compare the effectiveness of face-to-face learning and distance learning in helping fourth-grade primary students learn mathematical concepts.
Mansour Saleh Alabdulaziz   +1 more
doaj   +1 more source

Number Sense Siswa dalam Pemecahan Masalah Matematika Ditinjau dari Gaya Kognitif Verbalizer

open access: yesJRPM (Jurnal Review Pembelajaran Matematika), 2020
This study aims to describe the student's number sense in solving math problems in terms of the verbalizer's cognitive style. This is qualitative research, with research instruments are cognitive style tests, problem-solving tests, and interview guides ...
Ciptianingsari Ayu Vitantri   +2 more
doaj   +1 more source

Divisions and Square Roots with Tight Error Analysis from Newton–Raphson Iteration in Secure Fixed-Point Arithmetic

open access: yesCryptography, 2023
In this paper, we present new variants of Newton–Raphson-based protocols for the secure computation of the reciprocal and the (reciprocal) square root.
Stan Korzilius, Berry Schoenmakers
doaj   +1 more source

On Round Numbers: Pragmatic Aspects of Numerical Expressions [PDF]

open access: yesJournal of Quantitative Linguistics, 2001
This paper describes and explains some regularities in the frequency of numbers in text. An analysis of number frequencies in text corpora in Dutch, English, German, and French confirms the expectation that frequency is highly dependent on two factors: magnitude and roundness.
Jansen, C.J.M., Pollmann, M.
openaire   +4 more sources

Study on effect of some geometric transformations of the trailing edge of airfoils on their aerodynamic parameters

open access: yesAdvanced Engineering Research, 2016
The work objective is to evaluate how the geometric transformations of the trailing edge of some airfoils affect the aerodynamic characteristics. Such transformations as the trailing edge thickening and rounding are considered.
Konstantin I. Mescheryakov   +1 more
doaj   +1 more source

Authority for the Development and Supervision of Regional Legal Products from Regional Autonomy Perspective

open access: yesKanun, 2021
Law Number 23 of 2014 requires local governments to obtain a register number in the formation of the Perda (regional regulation) as part of supervision. Furthermore, Law Number 15 Year 2019 requires Regional Governments to harmonize, unify, and implement
Sy Masyithah, Faisal A Rani
doaj   +1 more source

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