As for value or use of network, the word which shows the fact that the node it is proportionate in number. It is formed in the mass media of 1 anti- n type such as newspaper and broadcast.
When the node of the n stand is connected to the hub & the spoke type network like the television broadcasting net, the central hub with the node () combination such as receiver becomes according to n. As for this, as for the television broadcasting net which for example has 100 TV sets the fact that is meant it is propagation power and influence of 5 times that of the broadcasting network which is only 20 televising machines.
In addition, not only physical unit meaning, audience rating as for 20% program is something which being value of 4 times is shown program of audience rating 5% compared to . Namely as for Sirnoph law, the newspaper at the number of buyers, the radio and the television you probably can call the thing which shows the basis where media value is measured by listening ratio and audience rating.
Name of law proposes the concept "of broadcast," the ???? Sirnoph of former RCA chairman who built up the radio and television industry (David Sarnoff) has been derived.
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