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۱۳۹۵ آذر ۲۶, جمعه

Ties, Weak Or Strong



Oxford University Press: Oxford, 2012
Caldarelli, Guido and Catanzaro, Michele

Word of mouth is a common way to obtain information about white-collar job openings. So if we are" looking for this kind of job, it is a good idea to spread the word between friends and relatives. Less obviously, it may be even better to inform distant acquaintances and people we do not see often. This is what Mark Granovetter suggested in 1973. This sociologist interviewed a sample of professionals in a Boston suburb who had recently relied on personal contacts to obtain their jobs. He asked them how often they saw the person before obtaining the job. The majority reported 'occasionally' and a significant fraction answered 'rarely'. Job offers are more likely to come from old college friends, past workmates, and previous employers, than from close friends. Chance or mutual friends were the channels by which these connections were rediscovered. Granovetter described this phenomenon as the strength of weak ties. 

He explained this result by depicting the circle of acquaintances of a hypothetical individual called Ego. Ego lives every day with his family and some close friends. Probably all these persons are also in close contact with each other. As a result, information travels fast in the group. So Ego is likely aware of all the news available in the group. On the contrary, weak ties connect him to faraway people. These individuals are not bounded by Ego's social surroundings. Therefore they open a whole set of new groups to him, each of them encapsulating information otherwise inaccessible. Missing the opportunity of weak ties causes difficulties in organizations, companies, or institutions. Information and skills become trapped in one group, without reaching those who need them. So these things have to be reinvented or paid for from outside things have to be reinvented or paid for from outside consultants. A former CEO of HP is reported to have lamented: 'If HP only knew what HP knows!  developed into the theory of social capital. This idea implies that the contacts of one person (and the contacts of these contacts) enable him or her to access resources that ultimately provide such things as better jobs and faster promotions. More generally, the position of an individual in his or her social network is crucial to determine future opportunities, constraints, outcomes, etc."  page 30


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I was going to write a brief review about this book. This is all I wanted to say:  Patrick Doreian's Review on the book

۱۳۹۴ آبان ۴, دوشنبه

درخت‌وارگی


A meaning circle of the radius Spectrum


    Meanings can be undertaken as a spectrum, according to the distance a person may feel to have from them. They are not all at the same distance, some are close, reminding of a sound, a taste or an image, and some are far, less representative, and more abstract. o
    There is no way to go further than to be faithful – having no lies at all - to what is at hand. Otherwise there will be walking dead abstraction with neither history nor a heart at hand. o

۱۳۹۴ خرداد ۱۶, شنبه

Inclusive exclusion


to gratitude 
and pray



 one and none

   There are different types of happiness or let's say feelings, expressed through motions - huge or small such as anger, shouting, laughter, music or smile, but to express the one which goes deeper than the others, something dissimilar to all the others is needed, something, similar, to all the others indeed.




۱۳۹۳ مهر ۷, دوشنبه

The Meaning Realm

گفتی که به دیدار همی خواهم رفت
رفتی و ندیدی که دگر دیدن نیست

سایه

automatically



It is true that we may generalize the idea of a network in several ways. There is a branch of mathematics known in the trade as matroid theory which, for example, includes networks under its umbrella. When problems of matroid are solved, they automatically have consequences in the theory of networks. This does not mean, however, the study of the networks has been genuinely superseded. To explain with a more common analogy, we all know that any ordinary counting number, such as 6, can be represented by a fraction, 6/1. We have a very good understanding of fractions, but that does not mean that the theory allows to solve all important problems about whole numbers. Placing a question in a wider setting does not automatically argument your comprehension of it. Indeed it might be a misguided distraction that will not help at all

 +  Peter Higgins; Nets, Puzzles and Postmen OUP 2009

۱۳۹۳ تیر ۲۱, شنبه

۱۳۹۳ تیر ۱۰, سه‌شنبه

Thought Proportions






WIRED: How much of Newton(25 December 1642 – 20 March 1727)’s writing has survived?I

Dry: A huge amount. There’s roughly 10 million words - enough to fill up roughly 150 novel-length books - that Newton left. Around half of the writing is religious, and there are about 1 million words on alchemical material, most of which is copies of other people’s stuff. There are about 1 million words related to his work as Master of the Mint. And then roughly 3 million related to science and math.