spatial filter造句
例句与造句
- 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。 - 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 - 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。 - 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。 - ( 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。 - It's difficult to find spatial filter in a sentence. 用spatial filter造句挺难的
- 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。 - 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。 - 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。 - 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。 - 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。 - The kernel for the development of impact identification techniques and the means for error elimination are proposed . on the basis of the modal model theory and the conception of spatial filtering which is derived from the field of control , a more precise force identification model is developed based on the discrete modal filter
在动载荷识别的模态模型法理论基础上，通过引入控制领域业已应用的空间滤波概念，提出利用离散模态滤波器的正交特性以分离出各阶模态对系统响应的独立贡献，构造的动载荷识别模型减少了算法实现的计算量。 - An approach for quality assessment of the filtered images was proposed . after qualitative and quantitative assessment , some conclusions have been drawn : ( 1 ) spatial filters are affected greatly by filtering window size , the size of 5 5 presents best result ; ( 2 ) enhanced frost filter , enhanced lee filter and gamma - map filter smooth the speckle noise well with a small sacrifice of losing texture details and narrow edges , which are better than other popular spatial filters ; ( 3 ) the results show that the proposed filter retains texture and edges well , so more researches are expected
通过对jers - 1sar图像的各种滤波图像进行了目视评价和指标比较，得出如下结论: ( 1 )各种空间滤波器受滤波窗口的影响很大， 5 5大小的滤波窗口滤波效果较好； ( 2 )对比各种常用的空间滤波器，增强的frost滤波器、增强的lee滤波器和gamma - map滤波器在去噪和纹理、结构特征保持方面效果最好； ( 3 )小波滤波方法在保持sar图像纹理细节方面表现出了很好的优势，还有待进一步研究。 - Based on the theories of bend loss and mode coupling , a model to analyze the characteristics of distributed spatial filtering of bend multimode fiber is given in this paper . then we made numerical simulation by the means of stepwise scan , dichotomy and the four orders runge - kutta . numerical simulation indicated that the distributed spatial filtering of the bend multimode fiber can improve the beam quality
本文从波动理论基础出发,结合模式耦合理论和弯曲损耗理论,提出了一种用于分析弯曲多模光纤的空间滤波特性的理论模型,并运用逐步扫面法、二分法以及四阶龙格-库塔法对此模型进行了数值仿真。 - 3 , on the base of the traditional spatial filtering , the author present , a new despeckle algorithm , that make use of iterated processing and correlated neighbourhood model , iterated filtering method of the sar image combining the correlated neighbourhood model with maximum a posteriori filter . first , a series of templates refecting direction information are established and every template is present for a kind of neighbour structure . then on the basis of sar images statistical property , the maximum a posteriori estimate of the real intensity under observation image values is got by bayes formulatio - n
3 、针对传统空间滤波器的不足，引入迭代处理和相关邻域模型的概念，提出了基于相关邻域模型的最大后验迭代滤波。该算法引用一系列反映局部边界特征的邻域模型，以描述图像的细节。引入强度的先验概率分布模型，利用bayes方法，对各个结构进行实际强度的最大后验估计。 - This paper begins with an overview of the fundamentals of adaptive antennas . the correspondence between a spatial filter and the fir filter is illustrated , and the spatial filter characteristic of adaptive antennas is investigated by dmi and ls - drmtcma algorithms . the discrete - time transmission model of synchronous cdma systems with antenna arrays is also developed
本文首先对自适应天线的基本原理进行了简要介绍，建立了阵列接收的同步cdma系统离散时间传播模型，并论述了空域滤波和时域fir滤波器的类比性，用dmi和ls ? drmtcam算法仿真了自适应天线空间滤波性能。
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