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- synthetic scattering center 合成散射中心
- Scattering center model describes the scattering characteristic of radar targets in optical region. 散射中心模型是描述光学区雷达目标电磁散射特性的重要工具。
- T hen we analyze the target scattering center model, angle movement model and the simulation of radar target range profile based on these models. 并具体分析了目标的散射中心模型、角运动模型及根据这些模型进行目标一维距离像仿真的方法。
- This method takes full advantage of GA's inherent parallelism and solves the estimation problem of the equivalent scattering center. 该方法充分利用遗传算法的内在并行性，解决了二维等效散射中心的估计问题。
- This work is done by using a set of parameters about radar scattering center as target features and by using HMMs as classifiers. 主要研究内容包括两个方面：（1）基于散射中心位置参数特征和连续HMM分类器的识别方法及其仿真实验；
- I n the light of the high-resolution frequency-stepped millimeter wave (MMW) radar , we consider that a radar target is made up of some strong scattering center. 针对高分辨阶梯变频毫米波雷达，将目标看成是由若干个可以单独分辨开的强散射中心组成。
- Based on attributed scattering center model, on the basis of reference [6], a modified method of extracting SAR target scattering center features from imagery domain is presented. 本文基于属性散射中心模型，在文献[6]的基础上，提出了一种改进的图像域SAR目标散射中心特征提取方法。
- The undamped exponential model and CLEAN method are used in the extraction algorithm to transform 1-D scattering center extraction into non-linear optimization problem with genetic algorithm. 它采用非衰减指数和模型与CLEAN方法，将每个散射中心的提取转化为一个非线性优化问题，并利用遗传算法进行优化求解。
- When the parameter estimation of Damped Exponentials (DE) based scattering center model is considered in real life situation, the noise is always non-Gaussian and has long-tailed distribution. 实际条件下，在对基于衰减指数(DE)和模型的雷达目标散射中心参数估计和特征提取时，其噪声背景往往是非高斯的，分布密度函数表现出长拖尾性质。
- Extracting main scatter center of the target correctly and accumulating the energy of the main scatter center are the key to the high resolution radar range extension target detection. 正确提取目标强散射中心,并对强散射中心的能量进行有效的积累,是高分辨率雷达距离扩展目标检测的关键。
- Most synthetic detergents are in the form of powder or liquid. 大多数合成洗涤剂呈粉状或液态。
- The relation between HRRP in bistatic radar and HRRP in static radar of the target with multiple scattering centers is investigated.The... 所提出的结论为多基地雷达系统利用多站同时获取的双基地距离像构造目标散射点三维结构图奠定了基础。
- Some synthetic materials do not crush easily. 有些化纤衣料不易起皱。
- At last, the orthogonal property of signal with noise subspaces and the approximating of the binomial are utilized to estimate the types of the scattering centers. 同时，利用特征分析法的信号与噪声子空间正交特性、二项式近似两种方法来提取散射中心的类型参数。
- The basin is made of synthetic resin. 这个盆是用合成树脂做的。
- Fully polarized scattering center 全极化散射中心
- A synthetic imitation of natural tortoiseshell. 仿玳瑁模仿自然玳瑁的人工仿造品
- This shelf was made of synthetic resin. 这个架子是合成树脂做的。
- Small villages scatter at the foot of the mountain. 村庄零零落落地散布在山脚下。
- Stockings made of one of these synthetic materials. 尼龙长袜用这些合成材料制成的长袜
