方位角

可能关心的，看来只是某些公式是用大地线及其方位角来推导的。

It seems only to be of possible interest in that some computation formulae are deduced in terms of the geodesic and its azimuth .

永登地震前后P波出射角和方位角的异常变化研究

Study on the anomaly variation of P-wave emergent angle and azimuth before and after Yongdeng earthquake

临沧飞机场跑道轴线方位角GPS测量

The GPS Surveying of the Azimuth of the Runway Axis of Lincang Airport

用于地面坡度测量的极化SAR方位角近似估计方法

An Approximate Estimation of Radar Polarization Orientation Angle by Terrain Slopes

方位角估计是合成孔径雷达（SAR）图像自动目标识别研究中的一个重要问题。

Target azimuth estimation is very important for SAR ATR .

一种利用方位角信息的SAR目标分类方法

A Novel Method of SAR Target Classification Utilizing Azimuth Information

固定地面网起始点及起始方位角作GPS网平差转换的各种方法

All Kinds of Methods for Transforming GPS Network with Fixed Initial Point and Initial Direction of Terrestrial Network

GPS卫星高度角、方位角计算方法众多，但精度低；

There are many ways to calculate GPS satellite azimuth and elevation , but the precision is low .

本文讨论了几种方位角间的关系，导出了GPS测量方位角的实用公式。

The thesis discussed the relation of some azimuthes , and then deduced practical formulae of GPS azimuth .

借助广义Radon变换进行方位角校正

Azimuth correction with the aid of the generalized Radon transform

基于Hough变换与目标主轴提取的SAR图像目标方位角估计方法

Target Aspect Estimation in SAR Imagery Based on Hough Transform and Major Axis Extraction

将GPS卫星高度和方位角预报值与实际跟踪值比较，进行了精度分析。

To compare the elevation and azimuth predictions of GPS satellite with actual tracking data , the error analysis has been made .

推导了方位角和姿态角的理论公式，并实现了角度的定点DSP算法。

It deducts the formulas of azimuth angle and attitude angle and uses fixed-point DSP to realize the arithmetic of the angle .

喷嘴方位角对PDC钻头齿清洗力的影响

Influence of Nozzle Azimuth on the Cleaning Force of PDC Bit 's Teeth

该方法避开了在应用平行接近法时需要精确量测目标速度Vm和目标运动方位角η（？）的难题，使得平行接近法的应用成为可能。

It is possible to use the method by avoiding the difficulties of accurately measuring the target velocity V_m and its azimuth η _m .

提出一种以目标检测、目标分割、目标方位角估计和目标不变性特征提取为线索的SAR目标识别框架。

We propose a multistage SAR target recognition process based on target detection , target segmentation , target aspect estimation and invariant feature extraction .

提出了一种基于多方位角图像决策融合的合成孔径雷达（SAR）图像目标识别方法。

In this paper , new synthetic aperture radar ( SAR ) image target recognition approach based on multiple views decision fusion is presented .

在多层神经网络中用Back-Propagation算法进行方位角估测

Estimation of angles of arrival using the back-propagation algorithm in multilayer neural network

引入了方位角跟踪的实例，在对该例的仿真中比较了PF类算法和传统卡尔曼类滤波算法在解算精度和滤波时间耗费等方面的性能差异。

A bearings tracking simulation is discussed here to compare the PF-kind algorithms with those Kalman filter based algorithms .

AGS能区重离子碰撞中多粒子方位角集体关联

Multi-Particle Azimuthal Collective Correlations in Heavy Ion Collisions at AGS Energies

EPROM在测量太阳方位角应用

The Application of EPROM in Measuring the Solar Azimuth

在此基础上，对不少实际环境中的噪声模型是非白和不确定的情况下，提出一种辅助阵元的方法，以确定在未知噪声背景下利用MUSIC法确定多声源的方位角。

Based on it , in the circumstances of nonwhite and uncertain noise model , a method of additional array component is proposed to estimate azimuth angles of sources in unknown noise environment using MUSIC .

基于TOA和方位角测量的三维运动目标被动定位跟踪算法研究

A Passive Location and Tracking Algorithm Based on TOA and Azimuth Measurement for 3-D Moving Targets

基于△TOA和方位角测量辅以间歇高度信息的双基地定位跟踪技术

A Bistatic Location Tracking Technique Based on △ TOA Azimuth Measurements Aided with Intermittent Height Information

利用ICA中独立矢量基的投影关系对阵列波达方向估计的问题进行了分析研究，获得对阵列信号的方位角估计。

This paper also researches DOA in arrays by utilizing independent vector projection in ICA , obtained azimuth estimation about array signals . 4 .

对于确定性参数估计，期望最大算法（EM-Expectationmaximization）常用来做时延和方位角的估计。

Among the deterministic parametric estimation ( DPE ) methods , the expectation-maximization ( EM ) algorithm has been used for either delay or azimuth estimation .

利用Stokes矢量和Muller矩阵确定椭圆偏振光的方位角和长短轴之比

Using Stokes vector and Muller matrix to define the direction angle and length to short axis ratio of elliptical polarized light

稳健的高精度目标方位角估计能有效提高SARATR的计算效率和识别性能。

In SAR ATR systems , the computation efficiency and recognition performance will be greatly improved if the target aspect is estimated accurately and robustly in advance .

本文首先就复杂地表常规微测井技术求取表层速度存在的问题，提出了多方位角逆VSP层析成像方法。

The paper proposed the methods of multi-azimuth inverse VSP tomography to calculate near-surface velocity aimed replacing micro-log method at complex surface places .

对不同喷嘴方位角时水射流对PDC钻头齿清洗力的影响进行了实验研究。

An experimental study of influence of the different nozzle azimuth on the PDC bit teeth cleaning force produced by water jet is carried out .