4. 計算社会科学
! The emerging field of computational social science is
concerned with computational methods to collect,
manipulate, and manage massive amounts of data, as well
as with employing the appropriate techniques to derive
inferences, such as automated content classification and
topic modeling, natural language processing, simulation,
and statistical models for analyzing non independent
observations. (Golder and Macy 2014)
! We have finally found our telescope. Let the revolution
begin. (Watts 2011)
23. (続き)
! 認知限界 (注意の有限性) に起因するミームの特性
! ミームの寿命や人気、ユーザー活動はスケールフリー性をもつ
! 注意には大きな個人差がある
特定のハッシュタグ
のみRTする人
どんなハッシュタグ
でもRTする人
Weng et al.
Sci. Rep. (2012)
S = − f (i)log f (i)
i
∑
(s)