منابع مشابه
Membership Overlap and Inter-Community Collaboration
Organization-bounded online communities compete as well as collaborate regarding valued member resources. Membership overlap creates competition amongst communities because their overlapping members must choose where to allocate their limited time. But members also collaborate across communities in inter-community discussion threads to tackle common problems together. This paper examines how me...
متن کاملFinding Community Topics and Membership in Graphs
Community detection in networks is a broad problem with many proposed solutions. Existing methods frequently make use of edge density and node attributes; however, the methods ultimately have different definitions of community and build strong assumptions about community features into their models. We propose a new method for community detection, which estimates both per-community feature distr...
متن کاملNo dominion over nature
Global trends including population growth, changing diets and consumption patterns, urbanisation and climate change will exert increasing pressure on supplies of food and other products of ecosystems. Many experts predict that food production will need to increase by up to 100 per cent over the next forty years and some suggest that this can only be achieved through intensification of current i...
متن کاملA Community Membership Life Cycle Model
Web 2.0 is transforming the internet: Information consumers become information producers and consumers at the same time. In virtual places like Facebook, Youtube, discussion boards and weblogs diversificated topics, groups and issues are propagated and discussed. Today an internet user is a member of lots of communities at different virtual places. Real life group membership and group behavior ...
متن کاملLiterature Search through Mixed-Membership Community Discovery
Given a research topic (e.g. reconstruction of the 1918 influenza virus) and a couple of seminal papers on that topic (e.g. [4] and [6]), how do we find authors who are conducting similar research? Traditional solutions to this problem include looking at the citations in the seminal papers and/or conducting Web searches on keywords associated with the chosen topic. Both of these commonly used s...
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ژورنال
عنوان ژورنال: The Southern Journal of Philosophy
سال: 1992
ISSN: 0038-4283,2041-6962
DOI: 10.1111/j.2041-6962.1992.tb01713.x