نتایج جستجو برای: uniform angle

تعداد نتایج: 239410  

1991
V. V. ANDRIEVSKII

Abstract. We extend the results on the uniform convergence of Bieberbach polynomials to domains with certain interior zero angles (outward pointing cusps), and show that they play a special role in the problem. Namely, we construct a Keldysh-type example on the divergence of Bieberbach polynomials at an outward pointing cusp and discuss the critical order of tangency at this interior zero angle...

2002
Y. Tan J. Morzinski A. V. Turukhin

We propose a scheme for large angle two-dimensional atom interferometers employing two-photon pulses. The interferometer scheme utilizes Raman pulses to produce a two-dimensional pattern with independent choice of grating spacings in each direction, each being as small as 2 nm. This scheme may enable one to produce uniform arrays of structures such as quantum dots with dimensions of only a few ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ریاضی 1391

یک ابرگراف تعمیمی از گراف است که هر یال درآن ، که به آن ابریال می گویند ، می تواند شامل تعداد دلخواهی از رئوس باشد . مسئله جورسازی در ابرگراف ، پیدا کردن بزرگترین دسته ، از ابریال های مجزاست . این مسئله به خوبی در بهینه سازی ترکیبیاتی و نظریه گراف به همراه کاربردهای گوناگونش مورد مطالعه قرار گرفته است . در حالی که جورسازی روی گراف های معمولی در زمان چند جمله ای قابل حل است ، جورسازی در ابرگراف ...

Journal: :IEEE Access 2021

A design of sub-Nyquist uniform linear array receiver with different sampling rates is proposed, investigated, and reported in this paper. The proposed architecture increases functionality conventional modest modifications. Simulation results show that the capable determining angle arrival (AOA) signal frequencies multiple continuous-wave/chirp signals over several Nyquist zones.

Journal: :بینا 0
علی صدیقی a sedighi ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranتهران- پاسداران- بوستان نهم- خیابان پایدارفرد (خیابان امیر ابراهیمی)- پلاک 23- مرکز تحقیقات چشم محمدعلی جوادی ma javadi ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranتهران- پاسداران- بوستان نهم- خیابان پایدارفرد (خیابان امیر ابراهیمی)- پلاک 23- مرکز تحقیقات چشم سپهر فیضی s feizi ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranتهران- پاسداران- بوستان نهم- خیابان پایدارفرد (خیابان امیر ابراهیمی)- پلاک 23- مرکز تحقیقات چشم مهدی یاسری m yaseri دانشکده بهداشت و آمار- دانشگاه علوم پزشکی تهران

purpose: to evaluate visual outcomes and intraocular pressure (iop) after single-site phacotrabeculectomy with mitomycin c in patients with senile cataract and primary open angle glaucoma (poag), pseudoexfoliative glaucoma (pxg), or chronic angle closure glaucoma (cacg). methods: in this retrospective study, patients older than 50 years who had significant cataracts (bcva £ 20/60) and uncontrol...

2008
Gabriela Melo Paul Sava

Imaging in complex media benefits from uniform illumination of the target from all possible directions. Moreover, it is desirable to recover reflectivity from seismic data as a function of incidence and azimuthal angles at every location over the reflector. Applications of angle-dependent reflectivity include velocity and anisotropy estimation and amplitude versus angle (AVA) analysis. One way ...

In this paper, we dene the concepts of compatibility between twofuzzy subsets on Q, the set of states of a max- min general fuzzy automatonand transitivity in a max-min general fuzzy automaton. We then construct auniform structure on Q, and dene a topology on it. We also dene the conceptof semi-uniform structures on a nonempty set X and construct a semi-uniformstructure on the set of states of ...

2015
D. K. Kushwaha B. C. Ghosh

The current research focuses on the estimation of bulk density and angle of repose of tea leaves at different moisture content and size and development of a mathematical model for bulk density and angle of repose using response surface methodology followed by numerical optimization of responses using desirability functions. Further work was done on the design optimization of feed hopper and met...

Journal: :Journal of the Optical Society of America. A, Optics, image science, and vision 2011
R M A Azzam F F Sudradjat

The condition for obtaining a differential (or ellipsometric) quarter-wave retardation when p- and s-polarized light of wavelength λ experience frustrated total internal reflection (FTIR) and optical tunneling at angles of incidence ϕ ≥ the critical angle by a transparent thin film (medium 1) of low refractive index n1 and uniform thickness d, which is embedded in a transparent bulk medium 0 of...

2013
Jia-Jia Jiang Fa-Jie Duan Yan-Chao Li Xiang-Ning Hua

Based on two orthogonal linear sparse arrays (LSA) which consist of the coupled-sensors (CSs), a high resolution and no ambiguity (HRNA) method is proposed to estimate the two-dimensional (2D) angles of single source. The HRNA method first constructs a new covariance matrix to achieve no ambiguity independent angles estimation by using the covariance matrix generated by each LSA, and then compu...

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