有些轨迹（它在变量的拓补空间里看起来毫无规律可言）在拓补空间看起来正规有序。
Some trajectories that look random in the space of the variable look very regular and orderly in phase space.
为了解决多层的少样本或无规则数据的建模问题，在一般多层统计模型的基础上提出了多变量整体模式的累加多层统计模型。
For modeling the multilevel few sample or irregular data, the accumulated multilevel statistical models of multivariate full model was built on ordinary multilevel statistical models.
以周长—面积法、变量法、网络法与半径法为例，介绍了无规分形维数的计算方法。
CircumferenceArea, Variation, Grid and Radius methods of calculation statistical fractal dimension are introduced.
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