| 1. | The mask acts as a low frequency spatial filter whose effect is to enhance rendition of fine detail .
掩模就象一个低频空间滤波器，其效果是增强细节的重现。 |
| 2. | Study and design of spatial filter in high power femtosecond laser system
高能飞秒激光系统中空间滤波器的研究和设计 |
| 3. | Understanding the effects of motion correction and spatial filtering on the outcome of statistical analysis of fmri data
了解移动校正及空间滤波对功能性磁振造影资料统计分析结果的影响。 |
| 4. | In the facet of pre - transact of ir image , the traditional smooth spatial filter and histogram equalization are analyzed and intruded first
论文在红外图像预处理方面,首先分析了传统的空间滤波技术,并着重介绍了平滑空间滤波器。 |
| 5. | ( 6 ) the spatial filter is introduced to avoid the damage from the hot - image . it is indicated by the numerical results that this work is valuable
( 6 )引入了空间滤波器抑制热像效应对光学元件造成的破坏，从数值模拟来看，这种方法是行之有效的。 |
| 6. | Two models were given to analyze the characteristics of distributed spatial filtering of bend multimode fiber and the multimode fiber amplifier in this paper
本论文主要工作是提出了用于分析弯曲多模光纤的空间滤波特性的理论模型和存在弯曲损耗时的光纤放大器等效模型。 |
| 7. | Compared with the traditional methods of artifacts elimination , ica , a kind of spatial filter , does not be restricted by the case of spectrum overlapping , and have a good reservation of useful detail signals
此外， ica这种空间滤波器不受信号频谱混迭的限制，消噪的同时能对有用信号的细节成分做到很好的保留，很大程度上弥补了时频域方法的不足。 |
| 8. | As analyzing the optical spatial filter and frequency domain filter with wavelet transform , the space variable processing > matched filtering and imagery system are the examples . all of these confirm the feasibility of wavelet transform applied in optical information processing
用小波变换处理光学信息，主要的是应用小波的多分辨特性，小波变换的定义是一相关运算，很容易在光学系统中实现，这是光学小波变换的理论依据。 |
| 9. | A temporal - spatial filter is designed for noise removing of clinical eeg signals , the first filtering is temporal filtering using band - pass filter , and the second filtering is spatial filtering with ica - based spatial filter
为了有效去除临床脑电信号的噪声和干扰，设计了一种时空滤波器，分两个阶段对脑电信号进行滤波预处理：第一个阶段是时域滤波，用传统的带通滤波器实现；第二个阶段是空域滤波，用基于独立分量分析( ica )的空域滤波器实现。 |
| 10. | Optical spatial filtering is the based operation on oip and the foundation of high - pass , low - pass , band - pass , edge - enhance and feature distinguishing . this simulation experiments system includes special filtering experiments when the input image is one - dimension grating , two - dimension grating or general image
以4f相干光学成像理论为基础，本仿真实验系统给出了一维黑白光栅的空间滤波、网格和非周期性结构输入物的空间滤波等仿真实验。 |
