منابع مشابه
Big data impact on society: a research roadmap for Europe
With its rapid growth and increasing adoption, big data is producing a growing impact in society. Its usage is opening both opportunities such as new business models and economic gains and risks such as privacy violations and discrimination. Europe is in need of a comprehensive strategy to optimise the use of data for a societal benefit and increase the innovation and competitiveness of its pro...
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The guard cells surrounding stomatal pores of leaves are, at once, the best characterized and some of the most intriguing of cells in the plant kingdom. There are, of course, some very basic reasons for our interest in stomatal guard cells. The stomatal pore connects the inner air space of the leaf with the atmosphere, providing a route for gaseous exchange that bypasses the otherwise impermeab...
متن کاملBig Data's Little Brother: Enhancing Big Data in the Social Sciences with Micro-Task Marketplaces
The importance of big data is a contested topic among social scientists. Proponents claim it will fuel a research revolution, but skeptics challenge it as unreliably measured and decontextualized, with limited utility for accurately answering social science research questions. We argue that social scientists need effective tools to quantify big data’s measurement error and expand the contextual...
متن کاملHow Big ? The Impact
China’s Approved Destination Status (ADS) policy governs foreign leisure travel by citizens to ADS-designated countries. To model the effects of ADS on Chinese visitor arrivals, we specify a model of demand for a representative Chinese consumer who values trips to n differentiated foreign destinations. Using panel data for Chinese visitor arrivals for 61 countries from 1985 to 2005, we estimate...
متن کاملBig microdata for population research.
This article describes an explosion in the availability of individual-level population data. By 2018, demographic researchers will have access to over 2 billion records of accessible microdata from over 100 countries, dating from 1703 to the present. Another 2 to 4 billion records will be available through restricted-access data enclaves. These new resources represent a new kind of data that wi...
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ژورنال
عنوان ژورنال: Cancer
سال: 2010
ISSN: 0008-543X,1097-0142
DOI: 10.1002/cncr.24955