نتایج جستجو برای: ive model
تعداد نتایج: 2106191 فیلتر نتایج به سال:
Migrat ion studies provide informat ion on the role of environmental factors on the development of atopy and respiratory disease. Internat ional studies provide st rong and obj ect ive evidence for an associat ion of atopic disease with westernisat ion.1 A metaanalysis has shown higher rates of asthma in immigrants. Immigrants moving to allergy prevalent count ries have general ly more al lergy...
abstract the present study was conducted to investigate the effect of using model essays on the development of writing proficiency of iranian pre-intermediate efl learners. to fulfill the purpose of the study, 55 pre- intermediate learners of parsa language institute were chosen by means of administering proficiency test. based on the results of the pretest, two matched groups, one as the expe...
Abstract: Aim/Background: Parkinson’s Disease (PD), the loss of dopaminergic neurons in substantial nigra part brain leading to neurodegeneration. Materials and Methods: The objective this study was observe neuroprotective effect synthesized derivatives 6-hydroxydopamine (6-OHDA) induced rat model. Here, designed naphthalene substituted azetidinone compounds defended lesions caused by 6-OHDA mo...
Modern biomedical computer simulations produce spatiotemporal results that are often viewed at a single point in time on standard 2D displays. An immersive visualization environment (IVE) with 3D stereoscopic capability can mitigate some shortcomings of 2D displays via improved depth cues and active movement to further appreciate the spatial localization of imaging data with temporal computatio...
Convergence rat es and generalization performance are compared for the squared error metric and a relat ive entropy metric on a contiguity problem using several optimization algorithms. The relat ive entropy measure converged to a good solution slight ly more often than the squared error metric given the same distribution of init ial weights . However, where the results differed, the squared er...
Since the early days of the discovery of the virus of poliomyelitis it has been known tha t quant i ta t ive differences in virulence for the monkey exist between recently isolated strains, and strains which have passed through successive monkeys. Only within the last few years has it been clearly demonstra ted by the work of Burne t and Macnamara (1) in Australia, tha t immunologic differences...
A c t ive learning has been widely re c og n i zed as central in a student’s mastery of a subject (Angelo and Cross 1993; Pa s c a rella and Te renzini 1991). One type of a c t ive learning is role play i n g, wh i ch has been used effe c t ive ly in a va riety of fi e l d s . For ex a m p l e, B h awuk (1990) discusses it as a technique to foster cro s s c u l t u ra l awa reness; Smokowski (1...
There is clear evidence that plantparasitic nematodes secrete numerous orgallic substances (4, 5). As a part of our studies of root exudates in Meloidogyne incognita-infected and uninfected tomato plants (8), a quali tat ive and quanti tat ive identification was made of the amino acids and carbohydrates secreted by larvae of M. ineognita. Second-stage larvae of M. incognita (Kofoid and White) C...
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