optical correlation meaning in English
光学相关
Examples
- Analysis of decision threshold for optical correlation receivers in ocdma system
光码分多址系统中光学相关接收机判决阈值的分析 - Having studied the data tables , we got the relation between optical correlation s / n and distortion parameter ( scale rotation azimuth ) and then constructed the proper rfl , and so the puzzle of distortion of 3d objects in practical opr system is now resolved
从实测数据出发，得出了opr对畸变参数(比例畸变、旋转畸变、方位角畸变等)的宽容度，并由此构成了与之相适应的参考滤波器库，从而解决了实用系统中的三维畸变目标问题。 - By comparing the image - preprocessing results of different processing algorithms , an optimized algorithm was decided to ensure satisfying correlation snr and preprocessing rate to be obtained . synthetic discriminant function ( sdf ) filters of the 3 - d targets were designed and the reference filter libs ( rfl ) were constructed to provide high correlation snr . real - time distortion - invariant optical correlation was realized by temporal - spatial multiplexing technique
为了保证opr系统有高的相关信噪比( snr )及良好的实时性能，本文对不同图像预处理算法的处理性能及效果进行了比较分析，为opr系统选取恰当的图像预处理算法提供了依据；将时间多重化技术与空间多重化技术相结合，设计制作了三维目标的可实时刷新的sdf参考滤波器库，为opr系统提供了高snr的相关输出，从而实现了opr系统对目标的实时畸变不变光学相关；将人工神经网络( ann技术)用于相关信号后处理，有效提高了opr系统的识别效率。 - High accuracy correlative detection technology of object signal is to search and detect objects by optical correlation , and it can detect real - timely , recognize automatically and orientate precisely , optical correction processes images at light speed and its device is simple , and fourier transformation can be realized
高精度光学目标信号相关测试技术，利用光学相关探测方法，对要搜索、探测的目标进行实时探测，自动识别，高精度定位。光学相关是以光速进行的，处理速度快，结构简单，利用由空间域到频率域的傅立叶变换来实现的，本文针对如何设计傅立叶变换系统实现光学相关进行研究。 - Digital - optical hybrid image processing , optical pattern recognition ( opr ) technique performs image processing and recognition through optical correlation and digital processing . it has promising application prospect in automatic target recognition because of its outstanding merits of high - speed parallel operation , high spatial resolution , flexibility and accuracy
光电混合图像处理、光学模式识别( opr )技术以光学相关与数字处理相结合的方式实现对图像信号的处理与识别，因而具有光速运算、高速并行处理、高分辨率与计算机的灵活性、精确性的突出优点，在自动目标识别( atr )领域有着良好的应用前景。