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- Three types of adaptive filters, the adaptive prediction error filter (APEF), the two-side tapped adaptive transversal filter(ATF) and the adaptive lattice filter (ALF), are considered. 文中考虑了三种结构的自适应滤波器:自适应预测误差滤波器、双边抽头自适应横向滤波器和自适应格形滤波器,并提出了一种适用于QPSK直接序列扩展频谱系统的自适应格形滤波器,我们称之为自适应柱格形滤波器。
- adaptive linear prediction error filter 线性预测滤波器
- The result shows that the ability of anti-interference from strong-narrow band can be improved by using albefaction filter, the interference resisting property of the dual tap filter is much better than that of predicted error filter. 仿真结果表明,加白化滤波器确实能提高系统的抗强窄带干扰的能力,同时也表明双向抽头滤波器的抗干扰性能比预测误差横向滤波器的性能要好。
- The characteristics of dual tap filter and predicted error filter are analyzed, which are auto-adapted filters, and a numerical simulation is performed on computer. 对双向抽头滤波器和预测误差滤波器这两种自适应滤波器的特性进行了分析,并在计算机上进行了数值仿真。
- prediction error filter 预测误差滤波器
- Anti-Velocity Deception Jamming Technique Based on Linear Prediction Error Filtering 基于线性预测滤波的抗速度欺骗干扰技术
- A recursive prediction error algorithm which converges fast is applied to tra. 采用了收敛速度较快的递推预报误差算法训练神经网络。
- The paper introduces the grey forecasting model and analy ses its prediction error as well as application in detail. 详细介绍了灰色预测方法并分析了预测误差及其实用价值。
- An MD prediction error coding method is also proposed using low quality macroblock update. 该方案在丢包环境下取得较好的抗丢包性能。
- It is proved to have the same asymptotic statistical properties as the prediction error method(PEM). 证明了该方法与预报误差法具有相同的渐近和统计性能。
- In the method, the criterion of final prediction error (FPE) is employed to determine the embedding dimension of samples. 该方法应用最终预报误差(FinalPrediction Error,FPE)准则确定样本的嵌入维数。
- The least square error filter isformulated first through minimisation of the expectation of the squarederror function over the space of the error signal. 最少正方形错误过滤器是首先公式化通过期望的低估被摆正误差函数在错误信号的空间。
- Based on the method of minimum prediction error control, a multiple model adaptive controller( MMAC) for discrete time is presented. 基于最小预测误差控制器设计方法,设计离散时间系统多模型自适应控制器,并引入“局部化”方法。
- Through comparing their sums of squared error,it was concluded that prediction error algorithm-based OE model has the best precision. 通过误差平方和的比较,确定利用基于输出误差(OE)模型的预报误差法所建立的模型的精度最高。
- Based on the method of minimum prediction error control, a multiple model adaptive controller (MMAC) for discrete time is presented. 基于最小预测误差控制器设计方法,设计离散时间系统多模型自适应控制器,并引入“局部化”方法。
- Then the NN model is trained and the average prediction error is 26.46%, which reaches the demand of environmental management. 经过网络训练,预测平均误差为26.;46%25,满足环境管理的精度要求。
- The algorithm prediction error is larger under ionospheric stormy conditions, which is more prominent for the stations in the low latitudes. 此次磁暴期间,算法的精度明显降低,对于低纬地区的影响更为显著;
- RPE (recursive prediction error) algorithm with the advantage of fast convergence is applied to training the recurrent neural network. 采用递推预报误差算法训练神经网络,具有收敛速度快、收敛精度高的特点。
- Probabilistic principal component analysis (PPCA) can realize the process monitoring according to the whiten values of process variables prediction error and their scores. 摘要概率主元分析(PPCA)能够根据过程变量的预测误差及其主元的白化值实现对过程的监控。
- The results show that the algorithm quickly stabilizes, has a very small prediction error, and quickly responds to RTT changes, so it can improve transmission performance. 试验结果证明,所提出的算法相比于原算法,具有能很快达到稳定,稳定后的预测误差小,对RTT变化的响应快等特点,提高了传输性能。