Results 41 to 50 of about 71,364 (163)

Dalla valigia di cartone al web

open access: yesBabylonia, 2018
Das Web eröffnet Soziologen eine Fülle an Möglichkeiten zur Untersuchung von Mobilität in einer Gesellschaft, deren soziale und sprachlichen Akteure ‚hypermobil’ geworden sind.
Irene Pellegrini, Sandro Cattacin
doaj  

Predicting User Preferences [PDF]

open access: yesInformation und Wissen: global, sozial und frei? Proceedings des 12. Internationalen Symposiums f\"ur Informationswissenschaft. Joachim Griesbaum, Thomas Mandl, Christa Womser-Hacker (Editors). VWH, Boizenburg, 2011. Pages 24-35, 2011
The many metrics employed for the evaluation of search engine results have not themselves been conclusively evaluated. We propose a new measure for a metric's ability to identify user preference of result lists. Using this measure, we evaluate the metrics Discounted Cumulated Gain, Mean Average Precision and classical precision, finding that the former
arxiv  

Citations: Indicators of Quality? The Impact Fallacy [PDF]

open access: yesarXiv, 2016
We argue that citation is a composed indicator: short-term citations can be considered as currency at the research front, whereas long-term citations can contribute to the codification of knowledge claims into concept symbols. Knowledge claims at the research front are more likely to be transitory and are therefore problematic as indicators of quality.
arxiv  

Einführung - Mobilität und Familie: wie Globalisierung die Menschen bewegt

open access: yesJournal of Family Research, 2005
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Norbert F. Schneider
doaj  

Racism, Ethnicity and the Media in Africa: Reflections Inspired by Studies of Xenophobia in Cameroon and South Africa Rassismus, Ethnizität und die Medien in Afrika: Reflektionen angeregt durch Studien zu Fremdenfeindlichkeit in Kamerun und Südafrika

open access: yesAfrica Spectrum, 2010
This paper demonstrates the extent to which the media and belonging in Africa are torn between competing and often conflicting claims of bounded and flexible ideas of culture and identity.
Francis B. Nyamnjoh
doaj  

Soziale Mobilität [PDF]

open access: bronze, 2020
Andreas Hadjar
openalex   +1 more source

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