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- A new method to estimate Doppler centroid and Doppler rate applicable to real flight condition is proposed. 该方法设置飞机速率和脉冲重复频率比为常数,保证方位向接收信号均匀空间取样,使用实时最小二乘拟合算法。
- The inaccurate Doppler centroid estimation can evidently degrade the quality of SAS image. 不准确的多普勒中心估计会显著降低合成孔径声纳图像质量。
- A method of estimating Doppler Centroid of spaceborne SAR with the spectrum nalysis of noise model is proposed in this paper,and its performance is compared with traditional ones using the Seasat A real echo data. 本文提出了采用噪声模型的谱分析来估计合成孔径雷达的多普勒质心的方法,并用Seasat-A回波数据对该方法与传统方法的估计性能进行了比较。
- This method is able to estimate precisely the initial Doppler frequency and the Doppler centroid, and to distinguish between multiple targets lying in the same line in the time-frequency plane. 该方法能够以较高精度估计目标的多普勒起始频率和中心频率,并能分辨在时频平面位于同一直线的多个目标。
- Doppler Centroid (DC) 多普勒中心频率
- SAR Doppler centroid estimator using primary point information 基于强点信息的SAR多普勒中心估计算法
- A NEW STUDY FOR THE DOPPLER CENTROID FREQUENCY ESTIMATE FROM THE SAR ECHOES 星载SAR的多普勒中心频率估计的新探索
- The line AB cuts the line DC at the point E. AB线和DC线在E点相交。
- Doppler centroid real-time estimation and its hardware implementation for air-borne SAR 机载SAR实时多普勒中心估计原理及硬件实现
- TWO IMPROVED DOPPLER CENTROID ESTIMATION TECHNIQUES IN IMAGING THROUGH DOPPLER BEAM SHARPENING 机载雷达成像中的两种改进多普勒质心估计算法
- I acknowledged that it might well NOT be DC or NY. 我知道那些地方不一定是纽约市或华盛顿特区。
- Doppler centroid 多普勒中心
- Platycodon grandiflorum (Jacq.) A. DC. 桔梗
- Doppler centroid ambiguity 多普勒质心模糊
- Ligularia macrophylla(Ledeb.)DC. 大叶橐吾
- Torricellia tiliifolia(Wall.)DC. 鞘柄木
- Bupleurum marginatum Wall.ex DC. 竹叶柴胡,膜缘柴胡
- Doppler centroid tracking (DCT) 多普勒质心法
- Smilax lanceaefolia Roxb.var.opaca A. DC. 暗色土茯苓
- Desmodium microphyllum (Thunb.) DC. 小叶三点金草
