A monotonous relation between the activity and power-law exponent in the group level is found, and in the individual level, we observe heavy-tailed distribution for.
研究发现在群体水平上，间隔时间分布可以用幂律函数近似刻画，并且，其幂指数和对应人群观看电影的活跃程度之间存在单调的关系。
There is a power law relation between the modificatory factor and the time derivative of the period.
从统计上得到修正因子与周期变率的幂律关系。
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