Employing the fundamental principle of linear filter model,an improved simulation method is developed based on a high-order filter model for randomly undulatory sea surface.
根据线性滤波器模型的基本原理,提出了一种改进的基于高阶滤波器的随机起伏海面仿真方法。
Based on analyzing the existed scanner model,a promoted model is proposed for better imitating the processing of scanner,in which the method of computing a linear filter is promoted,the filter is used to mimic the picking up pixel of scanner.
为了能够更好地模拟扫描仪对图像的扫描过程,在分析现有打印机和扫描仪模型的基础上,提出了一种改进的扫描仪模型,主要为改进模拟扫描仪采集数据点过程的线性滤波器。
A linear filter of arbitrary frequency with arbitrary bandwidth can be available by adjusting two parameters.
通过调整2个系统参数,可实现任意频点和任意带宽的线性滤波器。
In this paper two filters are designed for layer layer 3D profilometer, which are recursive median filter and direction based wavelet transform filter.
文中提出了一种新型的递归中值滤波器，将滤波算法转化为一种优化处理，兼顾了滤波处理的光滑连续性及抑制噪声的累积特性，可有效地消除脉冲型干扰的影响，并对该算法进行了分析，为消除加性高斯噪声，提出了一种小波线性滤波器，它仅仅处理边缘信息，克服了边缘模糊效应，小波的去噪逆向重构的处理方法，对边缘为阶跃型的层析图像非常实用。
Two filters are designed for layer layer 3D profilometer, which are recursive median filter and direction based wavelet transform filter.
为消除加性高斯噪声，提出了一种基于图像边缘方向的小波线性滤波器，它仅仅处理边缘信息。