The continuous wave radar is the main tracking equipment for trajectory observing at present. Estimation and calibration of system errors have important significance.
连续波雷达是目前外火箭轨道测量的主要高精度设备，用数学方法估计和修正其系统误差有特别重要的意义。
Azimuth resolution of meter wave radar can be improved by using super resolution spectrum estimation methods without extending the antenna aperture.
超分辨谱估计技术可以在不增大天线口径的情况下提高米波雷达的方位角分辨力。
Then the linear superposition method is used to simulate irregular wave, and is verified by the autocorrelation method of wave spectrum estimation.
为模拟不规则波，采用了线性波浪叠加法。利用相关函数法进行谱估计，以检验不规则波造波效果。
The estimation of extreme wave height is one of the important factors in ocean engineering design.
设计波浪是海洋工程设计的重要问题之一。
The paper describes the principle of wave impedance estimation using self-adaptive filtering.
本文介绍了自适应滤波法波阻抗估计的基本原理。
The parameter estimation of sine-wave flooded in strong noise background is an important and practical technique, and it is the base theory of spectrum analysis estimation.
估计淹没在噪声中的正弦波参量是具有实际应用价值和普遍意义的技术之一，也是测试所有谱估计性能的基础。
A new solution to internal wave detection and parameter estimation in SAR ocean image is presented in this paper.
提出了一种SAR图像海洋内波检测与参数估计的新方法。
The methods are presented for generation of control signal, determination of collect interval, estimation of directional function and revision of directional wave spectrum.
介绍了驱动信号的生成、采样间隔的确定、方向函数的估计和方向谱的修正方法。
S-wave inverse quality factor is related to the shear-modulus versus frequency dispersion, which can be used to develop method for estimation of S-wave attenuation.
横波品质因子的倒数与剪切模量一频散有关，由此可以建立横波衰减的估算方法。
The prediction method includes five sequential steps of shear wave velocity estimation, fluid substitution, attribute optimization, attribute classification and reservoir prediction.
该方法操作步骤包括横波速度预测、流体替换、属性优选、属性分类和储层预测等。
Several film structures such as double cut-off structure, F-P structure, multi-half-wave structure are given, and their bandwidth estimation formulas are concluded.
首先给出双截止组合型、F - P型、多半波型等几种膜系结构，归纳了相对带宽估算公式。
Estimation of target altitude is quite significant to achieving 3d information and increasing early-warning ability for HF surface wave radar (HFSWR).
高度估计对于高频地波雷获取三维信息、提高预警能力很有意义。
Estimation of target altitude is quite significant to achieving 3d information and increasing early-warning ability for HF surface wave radar (HFSWR).
高度估计对于高频地波雷获取三维信息、提高预警能力很有意义。
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