分形,新维度出现但代表性质量很少,比如msft 初期,但每人100元买其产品,全世界都买(从其他老维度平衡过来的购买力),于是盖

分形,新维度出现但代表性质量很少,比如msft 初期,但每人100元买其产品,全世界都买(从其他老维度平衡过来的购买力),于是盖次个人世界首富;

after a couple month deflating bombing, mkt hangs on 1040 with several tests, any new "unbad" news is a
新维度,但每人100元买,全世界都买(从其他老维度平衡过来的购买力),于是 s&p jumps 80 points after 09012010, huge reversal out of reversed h&s formations

Power-Law(重尾分布)2007-09-27 18:41设X是一个随机变量,F(X)=P[Xinf时1-- F(X) ~ 1/(x^a) (a>0) 称X的分布为重尾分布,又称幂律分布。
一般来说,服从重尾分布的随机变量X具有较大甚至是无穷大的方差,而且当a

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