1) coherently distributed source
相干分布式信源
1.
Parameter estimation based on Schur-Hadamard product beamforming for coherently distributed source;
基于Schur-Hadamard积波束形成的相干分布式信源参数估计
2.
To estimate the 2D DOA(direction of arrival) of local scattered signals,a novel algorithm is suggested on the basis of L-shape array of coherently distributed source by way of reducing the steering vectors from coherently distributed source in form of integral to the Schur-Hadamard product of the steering vector from point source and real vector.
研究了将相干分布式信源积分形式的方向向量化简为点信源方向向量与实向量的Schur-Hadamard积的方法,提出了一种基于L阵的相干分布式信源二维波达方向分离估计算法。
3.
The propagator method is suggested to estimate the central DOA(direction of arrival) of distributed sources especially the incoherently distributed sources.
采用传播因子估计分布式信源中心波达方向的算法,尤其是对于不相干分布式信源,利用泰勒级数将其方向向量进行一阶近似,得到形式上与点信源类似的分布式信源方向向量,再利用传播因子算法来估计其中心波达方向,有效地解决了角度扩散较小且角度信号密度不同的相干和不相干分布式信源中心波达方向估计问题。
2) coherently distributed source
相干分布源
1.
A method for the 2D central DOA estimation of coherently distributed sources
一种相干分布源二维中心DOA估计方法
2.
The Gaussian approximation model for coherently distributed source is studied.
根据反射和散射面的粗糙等情况，分布源可分为相干分布源和非相干分布源。
3) distributed source
分布式信源
1.
The rate and distortion of distributed source vector quantization are characterized and analyzed through the point density function of a quantizer.
研究分布式信源量化维数与量化性能之间的定量关系。
4) incoherently distributed source
非相干分布源
1.
Parameter estimator for incoherently distributed source based on matrix rebuild
基于矩阵重构的非相干分布源参数估计方法
2.
Thus such separation realizes separable estimations of 2D-DOA and angular spread for incoherently distributed sources.
介绍了一种新的非相干分布源的2D-DOA与角度扩展估计方法。
5) coherently distributed targets
相干分布式目标
1.
This paper studies the Cramer-Rao Bounds(CRB)for estimating parameters of coherently distributed targets(CDT)using Multi-Input Multi-Output(MIMO)radars.
本文研究了MIMO雷达对相干分布式目标参数估计的Cramer-Rao下界(CRB)。
6) coherent sources
相干信源
1.
Unsymmetrical weighted spatial smoothing difference algorithm for DOA estimation of coherent sources;
相干信源DOA估计的非对称加权空间平滑差分算法
2.
A new algorithm is proposed for direction of arrival(DOA) estimation of coherent sources in the presence of colored noise,which is called spatial smoothing difference method.
针对色噪声背景下的相干信源波达方向估计问题,提出了一种空间平滑差分算法。
3.
A new algorithm is proposed for direction of arrival (DOA) estimation of coherent sources in the presence of colored noise fields,which is called “Spatial Difference Smoothing (SDS)” method.
文中提出了一种色噪声背景下相干信源波达方向(DOA)估计的新算法-空间差分平滑(SDS)算法。
补充资料：相干散射和非相干散射
再辐射的光量子频率和被吸收的光量子频率准确相等的散射过程称为相干散射。在相干散射的情况下，源函数准确地等于平均辐射强度。再辐射的光量子频率和被吸收的光量子频率不相等的散射过程称为非相干散射。在天体物理中，存在一系列因素使散射过程成为非相干散射。主要的因素是：原子的能级有一定的宽度、原子的热运动和湍动以及压力效应等。对于非相干散射，源函数是相当复杂的。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条