نتایج جستجو برای: a five
تعداد نتایج: 13477120 فیلتر نتایج به سال:
The inverter drives for controlling multiple loads will provide several advantages like lower power electronic components, costs, space, etc. In this paper, a new Three-Level (3L) Neutral Point Clamped (NPC) topology the two independent Five-Phase Load (FPL) is proposed which named as Twenty Five Switch Inverter (TFSI) topology. This TFSI has five switches and diodes in each leg. number of conv...
In previous studies (1) it was shown that the liver oils of different species of fish are unequally effective, per rat unit, for the prevention of rickets in chickens. The experiments indicated the existence of more than one kind of vitamin D in the oils. More recently it was found (2, 3) that commercial cod liver oil, when subjected to molecular distillation, gives physical evidence of contain...
We perform an extensive study of the performance of different classification approaches on twenty-five datasets (fourteen image datasets and eleven UCI data mining datasets). The aim is to find General-Purpose (GP) heterogeneous ensembles (requiring little to no parameter tuning) that perform competitively across multiple datasets. The state-of-the-art classifiers examined in this study include...
BACKGROUND Achieving a balanced and proper nutrition is one of the most important health objectives in the early years of the child's life. The aim of this study is to determine the level of knowledge and attitude of the mothers covered by the urban health centers of Birjand about nutritional behaviors. MATERIALS AND METHODS This descriptive-analytical study was conducted on the mothers with ...
Introduction: Hamartomas is a neoplasms composed of mature tissue elements from the affected site with disproportion between their components. Although lingual hamartomas are traditionally infrequent in the head and neck, a significant number of case reports with this disorder in infancy are arising from the literature. Case Report:</em...
Background Cerebral hydatid cyst is a rare condition even in endemic parts of the world, which usually happens in children. Huge cysts are usually presented with neurological deficits and symptoms of increased intracranial pressure. Here, we present the case of a five-year-old child with solitary huge cerebral cyst. <sp...
PURPOSE This study was performed to quantitatively evaluate the prevalence and risk factors of cataracts in Korean patients with type 2 diabetes mellitus. METHODS Eight hundred fifty patients (males: 342, mean age: 58.07 +/- 8.60 years) with diabetes who underwent ophthalmologic evaluation were studied retrospectively. Diabetic patients were classified into a cataract group and control group ...
In this paper, we investigate the five-species Jungle game in the framework of evolutionary game theory. We address the coexistence and biodiversity of the system using mean-field theory and Monte Carlo simulations. Then, we find that the inhibition from the bottom-level species to the top-level species can be critical factors that affect biodiversity, no matter how it is distributed, whether h...
SUMMARY Lactation milk and fat records of 6,949 daughters, 6,201 different dams, and the contemporary D.H.I.A. herd averages of 2,420 herds were studied, to compare five measures of a dairy site's transmitting ability. They were the daughter average, daughter-dam difference, equal-parent index, daughter-contemporary herd difference, and daughter-contemporary-herd index. The daughters and dams w...
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