نتایج جستجو برای: تبدیل l2

تعداد نتایج: 56447  

2008
Mirjam Broersma Anne Cutler

L2 listening can involve the phantom activation of words which are not actually in the input. All spoken-word recognition involves multiple concurrent activation of word candidates, with selection of the correct words achieved by a process of competition between them. L2 listening involves more such activation than L1 listening, and we report two studies illustrating this. First, in a lexical d...

2017
Samra Alispahic Karen E. Mulak Paola Escudero

Research suggests that the size of the second language (L2) vowel inventory relative to the native (L1) inventory may affect the discrimination and acquisition of L2 vowels. Models of non-native and L2 vowel perception stipulate that naïve listeners' non-native and L2 perceptual patterns may be predicted by the relationship in vowel inventory size between the L1 and the L2. Specifically, having...

Journal: :Neuropsychologia 2009
Constantine Bloch Anelis Kaiser Esther Kuenzli Daniela Zappatore Sven Haller Rita Franceschini Georges Luedi Ernst-Wilhelm Radue Cordula Nitsch

It is generally accepted that the presence of a second language (L2) has an impact on the neuronal substrates build up and used for language processing; the influence of the age of L2 exposure, however, is not established. We tested the hypothesis that the age of L2 acquisition has an effect on the cortical representation of a multilingual repertoire in 44 multilinguals with different age of ex...

Journal: :The American journal of surgical pathology 2014
Min Shi Margaretha G M Roemer Bjoern Chapuy Xiaoyun Liao Heather Sun Geraldine S Pinkus Margaret A Shipp Gordon J Freeman Scott J Rodig

Primary mediastinal (thymic) large B-cell lymphoma (PMBL) and diffuse large B-cell lymphoma (DLBCL) are tumors with distinct clinical and molecular characteristics that are difficult to distinguish by histopathologic and phenotypic analyses alone. Programmed cell death 1 ligand 2 (PD-L2) is a cell surface protein expressed by activated macrophages and dendritic cells that binds PD-1 on T cells ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده برق و کامپیوتر 1389

در دو دهه ی گذشته سیستم های سوئیچ اهمیت فراوانی هم در مدل سازی و هم در طراحی کنترل کننده ها یافته اند. همانند سایر سیستم های کنترل، بررسی پایداری و بهره ی l_2 در تحلیل این سیستم ها جایگاه ویژه ای دارند، اگر چه این تحلیل ها برای سیستم های سوئیچ دارای پیچیدگی های بسیار وسیع تر است. به عنوان مثال، یک سیستم سوئیچ شامل دو زیرسیستم پایدار می تواند ناپایدار باشد. بخشی از پایان نامه ی حاضر به بررسی کار...

Journal: :Journal of Functional Analysis 2021

Let (X,d,μ) be a space of homogeneous type in the sense Coifman and Weiss, i.e. d is quasi metric on X μ positive measure satisfying doubling condition. Suppose that u v are two locally finite Borel measures (X,d,μ). Subject to pair weights side condition, we characterize boundedness Calderón–Zygmund operator T from L2(u) L2(v) terms A2 condition testing conditions. For every cube B⊂X, have fol...

2003
Caroline L. Rieger

This paper presents an investigation of hesitation strategies of intermediate learners of German as a second or foreign language (L2) when they take part in oral L2 tests. Previous studies of L2 hesitation strategies have focused on beginning and advanced L2 learners. They found that beginners tend to leave their hesitation pauses unfilled making their speech highly disfluent [17], while advanc...

2012
YANKI LEKILI MAX LIPYANSKIY

Given two symplectic manifolds (M1, ω1), (M2, ω2) a Lagrangian correspondence is a Lagrangian submanifold L ⊂ (M1 ×M2,−ω1 ⊕ ω2). These are the central objects of the theory of holomorphic quilts as developed by Wehrheim and Woodward in [21]. Consider two Lagrangian correspondences Li ⊂ (Mi−1 ×Mi,−ωi−1 ⊕ ωi) for i = 1, 2. Let ∆ = {(x, y, z, t) ∈ M0 ×M1 ×M1 ×M2 | y = z} If L1 × L2 is transverse t...

Journal: :AJNR. American journal of neuroradiology 2012
Z Patay J C Mills U Löbel A Lambert A Sablauer D W Ellison

SUMMARY Increasing evidence suggests that patients with L2-HGA have a predisposition to cerebral neoplasms. This may be related to the pathologic accumulation of L2-HG because high amounts of 2-HG have been found in brain neoplasms that have IDH1 mutations. Our experience, on the basis of 11 previously unreported cases of L2-HGA, 3 of which developed cerebral neoplasms during the course of the ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه الزهراء - دانشکده علوم پایه 1393

چکیده لیگند باز شیف h2l دو پروتون از دست داد و به لیگند آنیونی l2- تبدیل گردید. سپس لیگند l2-، به ترتیب به فلزات واسطه ی مس(ii) و نیکل(ii)، کئوردینه شد و دو کمپلکس باز شیف [cu(ii)l] و [ni(ii)l]تشکیل شدند. این دو کمپلکس به عنوان کاتالیزگر در واکنش اکسایش سیکلوهگزن، مورد استفاده قرار گرفتند. در این کار پژوهشی، مکانیسم واکنش اکسایش در حضور کاتالیزگرهای یادشده، به روش محاسبات dft مطالعه گردید. ...

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