脉冲响应

In this paper, to establish a vector error correction model, based on the use of impulse response function and forecast variance decomposition to describe China's agricultural infrastructure development and rural economic growth dynamic relevance.

本文以建立向量误差修正模型为基础，使用脉冲响应函数和预测方差分解来描述中国农业基础设施发展与农村经济增长之间的动态相关性。

Two optimization schemes, which be used to constructed one-way operator in mixed domain, are described.

本文着重对混合域中单程波算子构造的两种优化方法进行分析，讨论他们与其他单程波算子构造方法之间相互关系，并用上述方法计算变速介质的脉冲响应及偏移Marmousi模型数据，以此说明该类方法的偏移精度。

Two optimization schemes, which be used to constructed one-way operator in mixed domain, are described. Firstly, their characters are analyzed, and the relations between optimization method and other methods of constructing one-way operator are given. Then In order to show precision of one-way operator constructed by two optimization methods, The impulses of varying velocity medium and migration results of Marmousi model are presented.

本文着重对混合域中单程波算子构造的两种优化方法进行分析，讨论他们与其他单程波算子构造方法之间相互关系，并用上述方法计算变速介质的脉冲响应及偏移Marmousi模型数据，以此说明该类方法的偏移精度。

In this paper, an orthonormal scale transformation approach is proposed, which is a pulse response identification approach based on orthonormal basis expansion.

Eykhoff在文献［1］中提出了线性系统脉冲响应的辨识的正交函数展开方法——学习法，对于确定性过程，这种方法具有良好的收敛性。

In one embodiment, the physical channel impulse response is considered time-invariant over the estimation period and a sufficient number of pilot symbol samples are taken so that the system is overdetermined.

在一个实施例中，物理信道脉冲响应在整个估计周期被认为是时变的，并采用足够的导引符号数，以便系统被整体确定。

We also present the test result of impulse response with the overthrust model.

继而，对岩丘模型，文中讨论了成像参数的选择、地震子波对成像精度的影响、并完成二维及三维叠前深度偏移的比较；对推覆体模型，文中进行了脉冲响应测试。

this paper using time series regression and the impulse response function, analyzes investment structure of china′s automobile industry innovation.

采用时间序列回归及脉冲响应函数方法，分析我国汽车产业创新资金结构问题。

As the most important objective parameters,reverberation time and clarity play significant roles in acoustic field characteristics evaluation of the hall.

目前有关混响时间和清晰度等音质参数测量比较成熟的方法是通过测童房间的脉冲响应函数，然后利用反向积分等方法获取l卜2】。

Results It's indicated that the improved cepstrum method can minimize the influence of transducer impulse response and tissue scatterer properties. It also can be easily implemented with little computation.

结果 改进的倒谱方法能有效减少超声换能器脉冲响应和组织散射特性对倒谱的干扰，而且实现简单，计算量小。

An improved shift operator finite-difference time-domain method for general dispersive medium based on the implementation of infinite impulse response filter in digital signal processing technique is presented.

借鉴数字信号处理技术中的无限脉冲响应滤波器实现的思想，提出一种适用于通用色散介质的改进移位算子时域有限差分（shift operator finite-difference time-domain，SO-FDTD）方法。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。