نتایج جستجو برای: multiples
تعداد نتایج: 4423 فیلتر نتایج به سال:
We consider the problem faced by a retail chain that must select what mutual-substitute items to display in each one of its stores maximize revenues. The number cannot exceed limit space capacity store. Customers purchase product maximizes their utility, which depends on price, travel cost store, and reservation known retailer. retailer can set different price markdowns at products. considers d...
BACKGROUND The relationship between congenital hypothyroidism (CH) and multiple pregnancy has not been fully studied in Japan. METHODS Complete nationwide data of assisted reproductive technology (ART) in Japan from 2005 to 2009 presented by the Japan Society of Obstetrics and Gynecology, which include information on CH and birth defects were used for analyses. Diseases were reclassified acco...
OBJECTIVE This study aimed to examine the differences between mothers of preterm multiples and mothers of preterm singletons regarding perceived stress and maternal psychological symptoms, and to explore the putative adverse amplified effect of socioeconomic disadvantage. METHOD Ninety-five mothers of 1-year-olds born preterm participated in this cross-sectional study. Data collection was car...
The estimation of shaping filters with the `1-norm as opposed to the `2-norm leads to a proper attenuation of multiples when significant amplitude discrepancies exist between multiples and primaries. The actual method implemented is the fairly standard iteratively re-weighted least-squares method which is an excellent approximation to `1. Synthetic and field data results illustrate the advantag...
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