نتایج جستجو برای: reflected normal loss function
تعداد نتایج: 2039240 فیلتر نتایج به سال:
objective: to evaluate the effect of fibrin perihepatic packing on controlling liver hemorrhage and liver wound healing. methods: in this animal experimental study, 20 adult male sprague dawley rats, weighing 200-220 g, were included. stab wound injury was created by number 15 scalpel, so that bilateral liver capsules and liver tissue were cut, and acute bleeding was accrued. the animals were d...
background: the pelger-huet anomaly dominantly is a rare and benign inherited defect of terminal neutrophil differentiation. although neutrophil migration may be minimally impaired, granulocytes function is otherwise normal association abnormalities such as ocular, musculoskeletal are reported very rare. case: an eight year-old boy with good consciousness but severe muscular atrophia and diffic...
achieving optimal production cycle time for improving manufacturing processes is one of the common problems in production planning. during recent years, different approaches have been developed for solving this problem, but most of them assume that mean quality characteristic is constant over production run length and sets it on customer’s target value. however, the process mean may drift from ...
the problems of sequential change-point have several important applications in quality control, signal processing, and failure detection in industry and finance. we discuss a bayesian approach in the context of statistical process control: at an unknown time $tau$, the process behavior changes and the distribution of the data changes from p0 to p1. two cases are considered: (i) p0 and p1 are fu...
Some examples of absurd uniformly minimum variance unbiased estimators are discussed. Two reasons, argued in the literature, for having such estimators are lack of enough information in the available data and property of unbiasedness. In this paper, accepting both of these views, we show that an appropriate choice of loss function using a general concept of unbiasedness leads to risk unb...
Abstract: Background: Sensorineural hearing loss is one of the most important complications of meningitis, however, it can be neglected during the acute course of the disease. By early detection and medical intervention, the retardation of lingual development can be avoided. Materials and methods: The hearing function of 40 children with meningitis was evaluated at 24-72 hours after diagnosis...
Purpose: So far there is no effective drug therapy to prevent neuronal loss after brain stroke. In the present study we studied effects of The Mitochondrial K-ATP channel regulators on neuronal cell population and neurological function after ischemia reperfusion in the rat. Materials and Methods: Rats temporarily subjected to four vessels occlusion for 15 minutes followed by 24 hours reperfusi...
The radiation (reaction, Robin) boundary condition for the diffusion equation is widely used in chemical and biological applications to express reactive boundaries. The underlying trajectories of the diffusing particles are believed to be partially absorbed and partially reflected at the reactive boundary, however, the relation between the reaction constant in the Robin boundary condition and t...
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