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- nonlinear AR model 非线性AR模型
- The concepts of bispectrum and AR model are discussed. 讨论了双谱和目标信号建模的相关概念;
- This paper uses AIC information criterion to determine the order of AR model. 采用AIC信息准则来确定AR模型的阶。
- Methods TDI was used to prepare the AR model among guinea pigs at first. 方法以TDI为致敏原,对豚鼠行鼻内给药法建立鼻超敏反应模型。
- AR model in linear filter theory is adopted to simulate pulsant wind. 然后本文采用线性滤波器法中的AR模型对风速场进行了模拟;
- Switching model describe China's inflation behavior more appropriately than linear AR model or ARCH model. 本文结果还表明,域变模型相对线性自回归模型以及arCH模型更好地刻画了中国通胀率过程的特点。
- The activity of NOS in guinea-pig AR model was significantly stron ger than that in normal group.NOS is related to AR. 结论:正常豚鼠鼻粘膜存在NOS,AR的鼻粘膜NOS活性明显高于正常组,提示NOS可能与AR有关。
- First,we use AR model to predispose original signal,distill the calculated AR coefficients as its eigenvector. 首先将采集到的肌电信号进行预处理,提取AR系数作为其特征值。
- The weak signals of ship are analyzed by means of higher order spectral technique based on Non Gaussian AR model. 摘要采用高阶谱分析方法,基于非高斯AR参数模型对舰船微弱水声信号进行双谱分析。
- We analyse statistics properties of ground clutters and study AR model of correlated clutters power spectral density. 分析了地杂波统计特性,研究了相关雷达杂波功率谱特性的AR模型及其模拟方法。
- In this paper, Power spectrum of CAP (carotid pulse) by periodogram and AR model is given, respectively. 采用周期图法和AR参数模型法分别对颈动脉搏动波进行了功率谱分析。
- Levinson algorithm maryuwa.c with Yule-Walker equation in order to get rank AR model parameters.maryuwa. c 用Levinson算法求解Yule-Walker方程以得到 阶AR模型的参数 。
- Collected by Otto Bock electrodes, the experiment results reveal that AR model is able to achieve acceptable EMG pattern identification effects. 通过Otto Bock电极采集肌电信号进行实验,实验结果表明,AR参数模型可以获得较好的肌电信号识别效果。
- In this paper,a method to analyse surface myoelectrical signal(SMES) is provided,which based on AR model and Bayes taxonomy. 提出了一种结合AR模型和贝叶斯分类的肌电信号动作模式识别方法。
- AR model is built with maximum entropy method on bearing running condition, and time series model of fault and normal condition is also computed. 针对轴承运行状态采用极大熵谱法建立了AR模型,计算了轴承正常及故障状态的时序模型。
- It was found that the SVM for regression improved the detectability of the attacks and lowered the false alarm rates compared with AR model. 实验证明用支持向量机模型确实改进了对于攻击的识别性能,并且其误警率比AR模型低了很多。
- For complex target"s RCS data, AR model is useful in RCS data fitting, but can not extrapolate and predict unknown data effectively. 通过对复杂目标实测数据的分析发现AR可以较好地完成拟合,但不能有效地外推预测未知数据。
- Research on AR model applied to forecast trend of vibra tion signals[J].Journal of Tsinghua University (Science and Technology ), 1999,39 (4): 57-60. AR模型应用于振动信号趋势预测的研究[J].;清华大学报(自然科学版);1999;39(4): 57-60
- In order to distinguish tool breakage in milling process a stochastic AR Model is established,the parameters of which are estimated by LMS method. 建立了铣削过程的随机自回归模型,将自回归算法应用到刀具破损监测中,并介绍了用最小均方算法对自回归模型进行参数估计的方法;
- A comparison was made between experimental and theoretical results obtained by autoregressive (AR) and variable parameter AR model respectively. 以法国某城市为例,分别采用AR模型和系数为变量的AR模型对大气污染进行了预测。