منابع مشابه
Online Ordering of Overlapping Data Sources
Data integration systems offer a uniform interface for querying a large number of autonomous and heterogeneous data sources. Ideally, answers are returned as sources are queried and the answer list is updated as more answers arrive. Choosing a good ordering in which the sources are queried is critical for increasing the rate at which answers are returned. However, this problem is challenging si...
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With the availability of consumer GPS devices the amount of online location data publicly accessible are growing fast. Creating annotated photos or other resources with single location data is very common today. Moreover sharing of moving history data in the form of GPS tracks is becoming popular now. In this paper we analyze three leading services which provide GPS tracks for uploading, downlo...
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The production of machine-readable data in the form of RDF datasets belonging to the Linked Open Data (LOD) Cloud is growing very fast. However, selecting relevant knowledge sources from the Cloud, assessing the quality and extracting synthetical information from a LOD source are all tasks that require a strong human effort. This paper proposes an approach for the automatic extraction of the mo...
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We introduce S&P360, a system to analyse and explore multidimensional, online data related to companies, their financial news, and the social impact of them. Our system combines official and crowd-sourced data sources to offer a broad perspective on the impact of financial newsregarding a set of companies. Our system is based on ABACUS [1], a multidimensional community detection algorithm group...
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wide range of products is available; from inorganic, sodium selenite or selenate coated or not, even nanoparticles to organic forms such as selenized yeasts, chelates of selenium methionine (SeMet), pure forms of SeMet or hydroxy-selenomethionine, and some complexes sources of Se based on mixing mineral Se with glycinates, proteinates, etc. It has been confirmed that, comparing with mineral sel...
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ژورنال
عنوان ژورنال: Journal of Chemical Education
سال: 2005
ISSN: 0021-9584,1938-1328
DOI: 10.1021/ed082p1623.1