نتایج جستجو برای: negative transfer

تعداد نتایج: 814810  

Journal: :International Journal of English Language and Literature Studies 2022

The ongoing question of whether negative transfer speech acts increases or decreases with gains in L2 proficiency has brought mixed results, some arguing that (Bu, 2012; Morkus, 2018) and others the opposite (Maeshiba, Yoshinaga, Kasper, & Ross, 2006). In response, this study measured frequency content refusals among 33 beginning 49 intermediate Japanese students English. Twenty-three Engli...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم پایه 1389

جداسازی آماستیگوتها از زخم موشهای balb/c .کشت و تکثیر آماستیگوتها به طور in vitro.جداسازی غشاء آماستیگوتها و تجزیه آن به فراکسیونهای مختلف .انجامfusion و تولید آنتی بادی منوکلونال بر علیه آنتی ژن p4 غشایی آماستیگوت.جداسازی پروتئین p4 از غشاء آماستیگوت با sds-page و روش negative staining .خالص سازی پروتئین بدست آمده با elution . تشخیص پروتئین استخراجی به وسیله western blotting -ارزیابی پروتئین ب...

The objective of this research was to study the biological activities of various extracts and the chemical composition of the essential oil Trigonella monantha C. A. Mey. subsp. monantha by gas chromatography (GC) and gas chromatography-mass spectroscopy (GC-MS), from the compounds derived from the aerial parts. The overall results of T. monantha tests allow us to conclude various extracts [hex...

2003
Piet W. Verbeek Judith Dijk

A class of enhancement techniques is proposed for images in arbitrary dimension D. They are free from either space/frequency (scale) or grey references. There are two subclasses. One subclass is the chain: {Negative Laplace operator, Multiplication by Power (γ−1) of modulus-Laplace value, Inverse Negative Laplace operator} together with generalized versions. The generalization of the Negative L...

The objective of this research was to study the biological activities of various extracts and the chemical composition of the essential oil Trigonella monantha C. A. Mey. subsp. monantha by gas chromatography (GC) and gas chromatography-mass spectroscopy (GC-MS), from the compounds derived from the aerial parts. The overall results of T. monantha tests allow us to conclude various extracts [hex...

Journal: :CoRR 2017
Haebeom Lee Eunho Yang Sung Ju Hwang

We propose Deep Asymmetric Multitask Feature Learning (Deep-AMTFL) which can learn deep representations shared across multiple tasks while effectively preventing negative transfer that may happen in the feature sharing process. Specifically, we introduce an asymmetric autoencoder term that allows predictors for the confident tasks to have high contribution to the feature learning while suppress...

Journal: :Analytical and bioanalytical chemistry 2006
Hirohisa Nagatani Shingo Suzuki David J Fermín Hubert H Girault Kiyoharu Nakatani

The transfer mechanism of an amphoteric rhodamine, sulforhodamine 101 (SR101), across the polarized water/1,2-dichloroethane (DCE) interface was investigated using cyclic voltammetry, differential voltfluorometry and potential-modulated fluorescence (PMF) spectroscopy. The voltammetric response for the ion transfer of SR101 monoanion from water to DCE was observed as the diffusion-controlled tr...

2002
Torsten Reimer Klaus Opwis Anne-Louise Bornstein

Routines may help groups to effectively reduce coordination requirements when solving interdependent tasks. However, routine problem solving always involves the risk of a negative transfer, which appears if a routine is applied to novel problems even though it is inappropriate. In this experiment, negative transfer was produced by first teaching individuals a procedure for solving the Tower of ...

2008
Branislav Večerek Lukas Rajkowitsch Elisabeth Sonnleitner Renée Schroeder Udo Bläsi

The Escherichia coli RNA chaperone Hfq is involved in riboregulation of target mRNAs by small trans-encoded non-coding (ncRNAs). Previous structural and genetic studies revealed a RNA-binding surface on either site of the Hfq-hexamer, which suggested that one hexamer can bring together two RNAs in a pairwise fashion. The Hfq proteins of different bacteria consist of an evolutionarily conserved ...

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