canonical model meaning in English
规范模型
Examples
- After that , the concept of dt canonical model in the cdma context is proposed to overcome the drawbacks of complex exponenial basis expansion models and the continual - time canonical models
在接下来的第五章中，基于提出的离散正则模型，作者对时变色散信道的衰均衡与盲辨识方法进？ - Then this new model is disscused in detail and is extended to some more common tv dispersive channels . in the following chapter 5 , we do much effort to research the methods of blind equalization and identification of tv dispersive channels based on the proposed dt canonical model
首先对间接盲均衡方法，提出了对时不变信道矩阵的子空间营辨识算涪和可以消除误差传播效应的两级盲辨识算法，然后给出了一种直接盲均衡方法。 - My dissertation constructs three industrial models based on cash flow , including chemical industry , engine industry and real estate . by analyzing the difference of nineteen ratios based on cash between financial crisis companies and not financial crisis companies , i deduce three fisher linear analysis models and canonical models
( 2 )在房地产行业所建立的预警模型对样本进行判定，在财务危机发生之前的第1年模型误判率为3 . 3 ，第2年误判率为10 。 - Firstly , a new joint filterbank precoders and decision feedback equalizers structure is proposed , and the corresponding optimization result based on the maximal mutual information criterion is derived . secondly , the concept of dt canonical model is proposed , which is very suitable for the task of blind signal processing based on the second - order statistical of the observations . thirdly , the methods of blind equalization and identification of the tv dispersive channels are researched systematically based on the proposed dt canonical model , and a subspace blind identification algorithm of the time - invariant channel matrix is developed
本文创新性的成果在于：提出了预编码-判决反馈联合均衡系统结构，并从理论推导得出了对应的最大互信息量最优化设计结果；首次提出了时变色散信道的离散正则模型概念，该模型适宜于利用观察数据的二阶统计量进行盲信号处理；基于离散正则模型对时变色散信道进行了系统的盲均衡和盲辨识方法研究，提出了对时不变信道矩阵的子空间盲辨识算法；针对误差传播效应问题，提出了可以消除误差传播效应的两级盲辨识算法；提出了基于离散正则模型的直接盲均衡算法；提出了基于特征恢复思想的神经网络直接自适应盲均衡算法。 - We propose the joint filterbank precoders and decision feedback equalizers structure at first , by which the dispersive channel is equivallent into parallel independent flat fading subchannels such that the diversity gain of the receiver is increased . then we adopt the discrete - time ( dt ) canonical model to convert the problem of blind signal processing of tv dispersive channels into processing the time - invariant multi - channels model blindly , and discuss the problem of blind equalization and identification of tv dispersive channels based on this new model
第一种是采用滤波器组联合均衡方法将色散信道等价为一组独立的平坦衰落子信道，以提高接收机的分集增益；另外一种是提出采用离散正则模型将时变色散信道的盲信号处理转化为时不变多信道模型的盲信号处理，并针对该模型对时变色散信道的盲均衡与盲辨识方法进行了详细讨论。