نتایج جستجو برای: array factor

تعداد نتایج: 967234  

2016
Juha Kärkkäinen Dominik Kempa

The suffix array, perhaps the most important data structure in modern string processing, needs to be augmented with the longest-common-prefix (LCP) array in many applications. Their construction is often a major bottleneck especially when the data is too big for internal memory. We describe two new algorithms for computing the LCP array from the suffix array in external memory. Experiments demo...

Journal: :The Journal of biological chemistry 2006
Oscar B Goodman Maria Febbraio Ronit Simantov Rong Zheng Ruoqian Shen Roy L Silverstein David M Nanus

Neprilysin is a cell surface peptidase that catalytically inactivates neuropeptide substrates and functions as a tumor suppressor via its enzymatic function and multiple protein-protein interactions. We investigated whether neutral endopeptidase could inhibit angiogenesis in vivo utilizing a murine corneal pocket angiogenesis model and found that it reduced fibroblast growth factor-2-induced an...

2015
Ahmed Magdy Osama M. EL-Ghandour Hesham F. A. Hamed

Recently researchers were interested in hybrid algorithms for optimization problems for several communication systems. In this paper, a novel algorithm based on hybrid PSOGSA technique (combination of Gravitational Search Algorithm and Particle Swarm Optimization) is presented to enhance the performance analysis of beam-forming for smart antennas systems using N elements for Uniform Circular Ar...

2010
Chang Hwa Lee Seok Woo Lee Seung S Lee

An indium tin oxide (ITO)-coated vertically aligned nanowire array is fabricated, and the field emission characteristics of the nanowire array are investigated. An array of vertically aligned nanowires is considered an ideal structure for a field emitter because of its parallel orientation to the applied electric field. In this letter, a vertically aligned nanowire array is fabricated by modifi...

Journal: :Optics express 2009
Benjamin G Lee Jan Kansky Anish K Goyal Christian Pflügl Laurent Diehl Mikhail A Belkin Antonio Sanchez Federico A Capasso

Wavelength beam combining was used to co-propagate beams from 28 elements in an array of distributed-feedback quantum cascade lasers (DFB-QCLs). The beam-quality product of the array, defined as the product of near-field spot size and far-field divergence for the entire array, was improved by a factor of 21 by using wavelength beam combining. To demonstrate the applicability of wavelength beam ...

Journal: :iranian journal of pathology 2008
alireza abdollahi issa jahanzad peyman mansuri mehrabani

background and objective: in this study, we explored expression rate, some biomarkers affecting the prognosis of the breast carcinoma, and the relationship between these markers and clinicopathologic features of the disease as well as the relationship between each of these markers through a tissue array technique. materials and methods: this study was an observational and cross-sectional study....

ژورنال: :فصلنامه پژوهشی خون 0
علی اصغر کیانی kiani a دانشگاه علوم پزشکی لرستان جهانگیر عبدی abdi j مرکز تحقیقات سازمان انتقال خون ایران و پایگاه انتقال خون خرم آبادسازمان اصلی تایید شده: دانشگاه علوم پزشکی لرستان (lorestan university of medical sciences) دکتر یعقوب شیرخانی shirkhani y مربی دانشگاه علوم پزشکی لرستان معصومه کاشی kashi m دانشگاه علوم پزشکی لرستانسازمان اصلی تایید شده: دانشگاه علوم پزشکی لرستان (lorestan university of medical sciences)

چکید ه   سابقه و هدف   بیماران مبتلا به تالاسمی ماژور برای زنده ماندن باید به طور مداوم خون تزریق نمایند. تزریق مداوم خون به بیماران تالاسمی ماژور موجب مواجه شدن سیستم ایمنی بیماران با طیف وسیعی از آنتی ژن های جدید موجود در سطح گلبول های قرمز تزریق شده می گردد و ممکن است تولید آنتی بادی علیه این آنتی ژن ها را (آلو ایمونیزاسیون ـ alloimmunization ) در پی داشته باشد. تزریق خون به بیماران آلوایمون...

Journal: :international journal of civil engineering 0
m. fazlavi n. 21, arghavan, dibaji shomali, farmanieh, tehran e. haghshenas n. 21, arghavan, dibaji shomali, farmanieh, tehran

in this paper we are going to show the importance of mode identification in microtremor array analysis. the idea come from four concentric ambient noise array recordings with aperture 100 to 1000 meters, performed in southern urban area of tehran near the shrine of imam khomeini. these measurements were part of a comprehensive research project with the aim of determination of deep shear wave ve...

Journal: :Parallel Computing 1993
S. Lennart Johnsson

We present one matrix multiplication algorithm for two{dimensional arrays of processing nodes, and one algorithm for three{dimensional nodal arrays. One{dimensional nodal arrays are treated as a degenerate case. The algorithms are designed to utilize fully the communications bandwidth in high degree networks in which the one{, two{, or three{dimensional arrays may be embedded. For binary n-cube...

2008
Y-C. Kim C. E. Hayes S. S. Narayanan K. S. Nayak

Introduction: Recently, Hayes et al. proposed novel designs for 12and 16-channel tongue coil arrays and demonstrated their ability to improve tongue SNR [1]. The coil array provides highly localized sensitivity that includes the tongue and upper airway. In this work, we measure and analyze the SNR and g-factor of the 16-channel tongue coil for several tissues of interest, in a mid-sagittal scan...

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