منابع مشابه
The Strength of Varying Tie Strength
“The Strength of Weak Ties” argument (Granovetter 1973) says that the most valuable information is best collected through bridging ties with other social circles than one’s own, and that those ties tend to be weak. Aral and Van Alstyne (2011) added that to access complex information, actors need strong ties (“high bandwidth”) instead. These insights I integrate and generalize by pointing at act...
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cement is an essential ingredient in the concrete buildings. for production of cement considerable amount of fossil fuel and electrical energy is consumed. on the other hand for generating one tone of portland cement, nearly one ton of carbon dioxide is released. it shows that 7 percent of the total released carbon dioxide in the world relates to the cement industry. considering ecological issu...
Measuring Tie Strength
Little attention has been given to the measurement of the concept of tie strength. Using survey data on friendship ties, we apply multiple indicator techniques to construct and validate measures of tie strength. We conclude that: (1) there may be two distinct aspects of tie strength, having to do with the time spent in a relationship and the depth of the relationship; (2) a measure of "closenes...
متن کاملWeakness as a strength
JCB • VOLUME 168 • NUMBER 6 • 2005 850 Acyl cycles move Ras cyl groups cycle endlessly on and off Ras to confine the protein to the Golgi and plasma membrane (PM), as shown by Oliver Rocks, Alfred Wittinghofer, Philippe Bastiaens (EMBL, Heidelberg, Germany), and colleagues. These locales are the homes of two Ras isoforms, Nras and Hras, both of which are modified with the acyl group palmitate. ...
متن کاملTie Strength Persistence and Transformation
A tie is a link between two persons in a social network. Here, we analyze tie strength in temporal co-authorship social networks by measuring ties persistence and transformation over time. Surprisingly, most ties tend to perish over time. Also, weak and random ties are more present in real co-authorship networks than bridges and strong ones.
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ژورنال
عنوان ژورنال: Social Networks
سال: 2018
ISSN: 0378-8733
DOI: 10.1016/j.socnet.2018.05.010