نتایج جستجو برای: joining
تعداد نتایج: 15879 فیلتر نتایج به سال:
In this paper we introduce and experimentally compare alternative algorithms to join uncertain relations. Different algorithms are based on specific principles, e.g., sorting, indexing, or building intermediate relational tables to apply traditional approaches. As a consequence their performance is affected by different features of the input data, and each algorithm is shown to be more efficien...
The International Poverty and Health Network (IPHN) was created in December 1997 following a series of conferences organized by the World Health Organization, with the aim of integrating health into plans to eradicate poverty. Around 1.3 billion people live on less than US$1 per day. Of the 4.4 billion people in developing countries nearly 60% lack access to sanitation, 30% do not have clean wa...
From airborne particulatesto pesticide-laden fruit, children probably encounter more pollutants than adults. Because their bodies are rapidly developing, children may react more strongly to these toxins, too. The NIEHS hopes to learn more about how several hazardous agents specifically affect kids. Together, the NIEHS and the EPA are spending $10 million to establish up to six Centers for Child...
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