Results 1 to 10 of about 29,228 (168)

On Properties of a Regular Simplex Inscribed into a Ball

open access: yesМоделирование и анализ информационных систем, 2021
Let  $B$ be a Euclidean ball in ${\mathbb R}^n$ and let $C(B)$ be a space of continuos functions $f:B\to{\mathbb R}$ with the uniform norm $\|f\|_{C(B)}:=\max_{x\in B}|f(x)|.$ By $\Pi_1\left({\mathbb R}^n\right)$ we mean a set of polynomials of degree ...
Mikhail Viktorovich Nevskii
doaj   +1 more source

Improving Performance of Projector with the Protection of the Eyes while using a Smart Board [PDF]

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2020
One of the most important problems that a teacher faces when using a smart board in the teaching process is the fall of a strong light beam from the projector on their faces and bodies.
Abdulrafa Maree
doaj   +1 more source

Design Sensitivity Studies on a Hydroacoustic Projector Using an Experimentally Validated Easy-to-Build Model [PDF]

open access: yesArchives of Acoustics, 2022
Hydroacoustic projectors are useful for generating low frequency sounds in water. Existing works on hydroacoustic projectors require two significant enhancements, especially for designers. First, we need to understand the influence of important projector
Vattaparambil Sreedharan Sreejith   +1 more
doaj   +1 more source

MIN 8 Aceh Barat Daya لترقية قدرة التلاميذ على مهارة الكتابة بـــ (Projector) الإملاء المنظور بوسيلة كشاف ضوئي

open access: yesLisanuna: Jurnal Ilmu Bahasa Arab dan Pembelajarannya, 2023
The purpose of this research is to find out the application of imlak manzur using projector media can improve students' writing skills. The research method used by the researcher is experimental research.
Sulthan Rafid   +2 more
doaj   +1 more source

ProjecToR [PDF]

open access: yesProceedings of the 2016 ACM SIGCOMM Conference, 2016
We explore a novel, free-space optics based approach for building data center interconnects. It uses a digital micromirror device (DMD) and mirror assembly combination as a transmitter and a photodetector on top of the rack as a receiver (Figure 1). Our approach enables all pairs of racks to establish direct links, and we can reconfigure such links (i ...
Monia Ghobadi   +9 more
openaire   +1 more source

On a geometric approach to the estimation of interpolation projectors

open access: yesМоделирование и анализ информационных систем, 2023
Suppose $\Omega$ is a closed bounded subset of ${\mathbb R}^n,$ $S$ is an $n$-dimensional non-degenerate simplex, $\xi(\Omega;S):=$ min {$\sigma\geqslant 1: \Omega\subset \sigma S$}.
Mikhail V. Nevskii, Alexey Y. Ukhalov
doaj   +1 more source

Asymptotic behaviour of solutions of quasilinear differential-algebraic equations

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2022
This paper is concerned with the asymptotic behavior of solutions of linear differential-algebraic equations (DAEs) under small nonlinear perturbations.
Vu Hoang Linh, Ngo Nga, Nguyen Tuan
doaj   +1 more source

Overcoming spatio-angular trade-off in light field acquisition using compressive sensing

open access: yesAutomatika, 2020
In contrast to conventional cameras which capture a 2D projection of a 3D scene by integrating the angular domain, light field cameras preserve the angular information of individual light rays by capturing a 4D light field of a scene.
Nicol Dlab   +3 more
doaj   +1 more source

Multiprojector Multicamera Structured Light Surface Scanner

open access: yesIEEE Access, 2022
Structured light surface scanners are usually limited to a single projector and cannot provide a full surface profile in a single scan. Multiple projectors must be employed to extend the imaging area over the whole surface of the imaged object.
Tomislav Petkovic, Tomislav Pribanic
doaj   +1 more source

On Complete Monotonicity of Solution to the Fractional Relaxation Equation with the nth Level Fractional Derivative

open access: yesMathematics, 2020
In this paper, we first deduce the explicit formulas for the projector of the nth level fractional derivative and for its Laplace transform. Afterwards, the fractional relaxation equation with the nth level fractional derivative is discussed.
Yuri Luchko
doaj   +1 more source

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