نتایج جستجو برای: chase
تعداد نتایج: 4430 فیلتر نتایج به سال:
Understanding subcellular dynamic processes governing pathogenic mechanisms is a necessary step towards the development of new drugs and strategies against infectious diseases. Subcellular pathogenic mechanisms, such as viral invasion processes involve highly dynamic nanometric-scale objects and rapid molecular interactions that require the study of individual particle paths. Single-particle tr...
The chase procedure, an algorithm proposed 25+ years ago to fix constraint violations in database instances, has been successfully applied in a variety of contexts, such as query optimization and data exchange. Its practicability, however, is limited by the fact that – for an arbitrary set of constraints – it might not terminate; even worse, chase termination is an undecidable problem in genera...
We use a support vector machine (SVM) to obtain a classifier that best discriminates ES and CS1. SVM requires a similarity matrix S as input. This matrix describes the pair-wise distance between all samples. In our case, the samples are the ES and CS1 targets xn. We compute similarity euclidean distance between two samples S(xm,xn) = ∑ f ∑i ∑ j(xm( f , i, j)− xn( f , i, j))2 where x( f , i, j) ...
Gonad morphogenesis in Caenorhabditis elegans requires two secreted proteases. Recent studies show that alterations of the extracellular matrix component fibulin-1 rescue gonadogenesis in the absence of these proteases. This finding is a critical step toward understanding the role of extracellular matrix in organogenesis.
Abstract Chase boats are used to assist in the capture of Blue Catfish Ictalurus furcatus because they often surface relatively far from electrofishing boat (electrofisher) when incapacitated by low‐frequency, pulsed DC. We conducted this study determine how chase use affects size‐related and efficiency metrics Catfish, we concurrently examined possible confounding effects sample duration veloc...
این پژوهش با توجه به اهمیت ذرت شیرین به عنوان یک محصول غذایی جدید و به منظور بررسی برخی خصوصیات مهم مورفولوژیکی و عملکرد ارقام ذرت شیرین و یک رقم فوق شیرین، در سال زراعی 1389 در مرکز تحقیقات کشاورزی و منابع طبیعی خراسان رضوی اجرا گردید. طرح آزمایشی مورد استفاده فاکتوریل در قالب بلوک های کامل تصادفی با سه تکرار بود. تیمارهای آزمایشی شامل الگوی کاشت در سه سطح (کاشت یک ردیف در روی پشته (کشت مرسوم...
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