منابع مشابه
the effect of keeping reflective journals by language instructors on the process of reading comprehension among iranian high school students
خواندن ودرک مطلب از مهمترین مهارتها در یادگیری زبان خارجی محسوب می شود. این تحقیق تاثیر برگه های تامل برانگیز هدایت شده را در ارتقاع مهارت خواندن ودر ک مطلب در دانش اموزان دبیرستانی ایرانی بررسی می نماید. ازمجموع ?2 دانش آموز سال چهارم دبیرستان شهید رجایی شهرستان اسلامشهر¸ پس از اجرای آزمون استاندارد ((nelson 150a تعداد 39 دانش آموز که نمرات آنها یک سطح انحراف معیار بالاتر یا پایین تر ازمعدل قر...
Optimal water quality for keeping ornamental fish in the aquarium
Ornamental fish keeping is the second most popular hobby in the world, and its popularity is growing every day. The ornamental fish farming industry provides entrepreneurship and income generation opportunities, so it is important to focus on various aspects of ornamental fish farming. Several physical and chemical parameters of water are discussed in this study, including pH, hardness, a...
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Gates are a new notation for representing mixture models and context-sensitive independence in factor graphs. Factor graphs provide a natural representation for message-passing algorithms, such as expectation propagation. However, message passing in mixture models is not well captured by factor graphs unless the entire mixture is represented by one factor, because the message equations have a c...
متن کاملThe gates of memory
GEOFFREY KEYNES, The gates ofmemory, Oxford, Clarendon Press, 1981, 8vo, pp. xi, 428, illus., £12.50. An autobiographer unveiling his self-portrait can pick an excuse from a wide variety, ranging from the sincere attempt to entertain his friends to a sackcloth-and-ashes apologia pro sua vita. Sir Geoffrey Keynes, by borrowing from Blake his title, invites us to look upon his real self, a self t...
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L ike many colleagues, I sometimes thought I'd never see the day when three small parasites would be so celebrated. After all, why should people outside of the small cohort of dedicated scientists and sponsors pay any attention to these " Tritryps " —Trypanosoma brucei, Trypanosoma cruzi, and Leishmania major— whose genomes appear in this issue of Science? These three motile, unicellular, nucle...
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ژورنال
عنوان ژورنال: Nature
سال: 1984
ISSN: 0028-0836,1476-4687
DOI: 10.1038/312217a0