关联数 [数] incidence number
- 脑电的非线性参数能有效表达大脑的不同生理状态,不同睡眠期脑电的关联维数不同。
Non-linear features of EEG represent effectively different physiology states of brain, correlation dimension is different in different sleep stages. - 利用基于关联维数的相位随机化的替代数据法,给出了对船舶运动惯导实测时间序列进行非线性判定和混沌判定的方法。
In this paper surrogate-data method of phase-randomized based on correlation dimension is proposed to identify the nonlinearity and chaos of data obtained by ship inertial navigation system. - 同时研究了噪声对关联维数计算结果的影响,并提出用采样迭代奇异值降噪算法对原始数据进行降噪处理。
The influence of noise on the computational precision of correlation dimension is discussed, and iterative singular value decomposition for reducing noise is introduced.
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