2) direction of arrival estimation
方位估计
1.
Two kinds of the direction of arrival estimation methods which are single linear spectrum method and multiply linear spectrum method are put forward.
利用矢量水听器收集到的声压和振速信息,研究基于互谱法分析单目标的强线谱来进行目标方位估计。
2.
The neighboring frequency correlation and harmonic frequency correlation coefficient of signal amplitudes were used together for the low-frequency section,the direction of arrival estimation for speech sources for the mid-frequency section,and the combinatio.
算法对不同频率点采用不同的排序算法:频率较低部分采用比较分离信号相邻频率点和谐波频率点之间幅度相关性相结合的排序算法;中频部分采用基于语音信号方位估计的排序算法;频率较高部分采用相关比较和方位估计结合的排序方法。
3.
The RMS error for angle estimation by the non-spatial ESPRIT algorithm was about 3° and the main beam width of conventional beamforming was about 30°,which indicates that high resolution direction of arrival estimation could be obtained using the non-spatial ESPRIT algorithm without requiring information from an array manifold.
仿真研究了该算法对单个源和多个源方位估计的情况,并利用外场试验数据验证了算法的有效性。
3) DOA
方位估计
1.
The Study on Beam-space DOA Estimator Based on Beam-forming System;
基于多波束系统的波束域方位估计方法研究
2.
An Improved Method to Estimate the DOA of Distributed Sources;
分布式目标方位估计的一种改进算法
4) direction finding
方位估计
1.
High-resolution direction finding based on joint block-diagonalization of spatio-temporal correlation matrices;
基于空时相关阵联合对角化的高分辨方位估计
2.
Underwater Experiment Analysis of Bayesian High-Resolution Direction Finding Method;
贝叶斯高分辨方位估计方法的水池试验数据分析
5) DOA estimation
方位估计
1.
High-resolution DOA estimation of coherent sources based on acoustic vector-sensor array;
基于声矢量传感器阵的相干源高分辨方位估计
2.
Four approaches to DOA estimation based on a single vector hydrophone;
基于单矢量水听器四种方位估计方法
3.
Wideband DOA estimation based on an adaptive frequency-invariant-response array;
基于自适应频率不变响应基阵的宽带信号方位估计
6) bearing estimation
方位估计
1.
Bearing estimation of targets based on the highest eigenvalue of the correlation matrix;
目标方位估计的相关矩阵最大特征值法
2.
The normal mode (least square producers) loses efficiency drastically when the length of digital signal processing does not match the length of echo, or the SNR is not a constant in target bearing estimation.
主动声纳通常采用分裂波束双通道互谱法进行目标方位估计,但信号处理过程中目标回波脉冲长度往往和 信号处理帧周期长度不匹配,或者在整个信号处理帧周期的信噪比不一致,造成瞬时方位估计目标走向算法具有 较大的误差,不利于目标参量估计与分类。
3.
A method of target bearing estimation by means of center of gravity of area is given and the principle of the method is explained.
提出一种应用求面积重心进行目标方位估计的方法,阐明了该方法的原理。
补充资料：八卦方位
1.古代按八卦各卦性质而配以方位﹐所配方位顺序﹐分伏羲方位和文王方位两说。前者称先天学﹐所列方位称先天图;后者称后天学﹐所列方位称后天图。后世以八卦定方位多用后天图。即:干﹐西北;坎﹐北方;艮﹐东北;震﹐东方;巽﹐东南;离﹐南方;坤﹐西南;兑﹐西方。参阅宋朱熹《周易本义．图目》﹑清钱大昕《十驾斋养新录．八卦方位》。
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