نتایج جستجو برای: boosters

تعداد نتایج: 662  

2007
Joseph K. Bradley Robert E. Schapire

We study boosting in the filtering setting, where the booster draws examples from an oracle instead of using a fixed training set and so may train efficiently on very large datasets. Our algorithm FilterBoost, which is based on a logistic regression technique proposed by Collins et al. (2002), requires fewer assumptions to achieve bounds equivalent to or better than previous work. Our proofs de...

2014
Giovanni Gabutti Cecilia Trucchi Michele Conversano Giambattista Zivelonghi Giorgio Zoppi

The need for boosters for tetanus, diphtheria, pertussis, and polio, starting from preschool age, is related to the waning immune protection conferred by vaccination, the elimination/reduction of natural boosters due to large-scale immunization programs, and the possibility of reintroduction of wild agents from endemic areas. Taking into account the relevance of safety/tolerability in the compl...

Journal: :European Journal of Literature, Language and Linguistics Studies 2021

Many different sources and platforms are introduced everyday as information content. News article remains one of the primary forms textual written for public. Even with help metadiscourse in writing, authors still face an issue misunderstanding comprehending from their readers. Further analysis is needed to understand usage news article, it will contribute usage. The study aims analyse on about...

2015
C. TRUCCHI G. ZOPPI

Available epidemiological data shows that an average number of 59 cases of tetanus per year are still reported in Italy. Most of cases (80.2%) occur in subjects > 64 years-old. Furthermore, the proportion of females among subjects ≥ 65 years-old is significantly higher than males (87.7% vs. 64.4%, p < 0.0001). Seroprevalence data show that the percentage of subjects with protective tetanus anti...

2001
Christian Hoene Iacopo Carreras Tianwei Chen Adam Wolisz

1 This work has been partially supported by the IST Project MOBIVAS. ABSTRACT The transport mechanisms of Internet have an inherent drawback, which is due to their generality. Internet has to support a broad range of services (data, audio, video, etc.) on top of a unique protocol stack. On the other hand, it is well known, that there is a high potential for QoS and efficiency improvement if joi...

2003
Dean A. Wilkening

Boost-phase ballistic missile defense is alluring because rocket boosters are easy to detect and track, they are relatively vulnerable due to the large axial loads on a missile under powered flight, the entire payload (single or multiple warheads and midcourse penetration aids) may be destroyed in a single shot, and countermeasures to defeat boostphase defense are more difficult to devise than ...

Journal: :Clinical and vaccine immunology : CVI 2006
James F Hanson Sarah C Taft Alison A Weiss

Anthrax toxin consists of protective antigen (PA) and two toxic components, lethal factor (LF) and edema factor (EF). PA binds to mammalian cellular receptors and delivers the toxic components to the cytoplasm. PA is the primary antigenic component of the current anthrax vaccine. Immunity is due to the generation of antibodies that prevent the PA-mediated internalization of LF and EF. In this s...

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