片语

Spatial-frequency filtering空间频率滤波

spatial-frequency analysis空频分析

joint spatial-frequency具有空频域结合

spatial angular frequency空间角周波数

spatial sampling frequency空间取样频率

spatial mean frequency shift空间平均频移

spatial temporal frequency domain时空频率域

spatial-frequency filter空间滤波

spatial l frequency空间频率

英汉例句

• a method using the frequency divtion multiplexing technique of the laser speckle「s spatial frequency to record multiple displacement information on a single specklegram is presented.

  利用激光散斑空间频率的频分多路传输技术，能够在一张散斑图上记录物体多次变形的全场位移信息。

• standard four periodical rectangular patterns with typical spatial frequency and radiometric temperature were generated according to signal transfer equation.

  该方法从红外成像系统信号传递方程出发，模拟生成不同空间频率、辐射温度的标準四周期矩形样条；

• a real-time image pseudocolor encoding method for spatial frequency and density encoding is presented.

  本文论述用频谱面彩色滤波方法对图像进行实时的频谱和密度假彩色编码。

• it includes topics such as spatial frequency filtering, holography.

  它包括空间频率滤光、全息摄影。

• anisometropic amblyopia has the neural undersampling at a high spatial frequency in the secondary visual cortex as compared to amblyopic amblyopia.

  屈光参差性弱视在高级视觉皮层对高空间频率刺激的采集和编码较斜视性弱视减少。

• results indicate that the center of the optical spatial solitons moves on a parabolic trajectory and the spatial frequency trans.

  积分结果表明，光学空间孤子的中心按照抛物线轨迹运动，空间频率的横向分量随传播距离线性地变。

• the disinhibitory if of subcortical neurons contributes to transmission of low spatial frequency information of visual images and to the maintenance of color constancy.

  皮层下神经元的去抑制整合野参与传递视觉图像中的低空间频率信息，并与色觉恒定性机制有关。

• as a result, receptive fields with both orientation and spatial frequency selectivity, similar to gabor filters, are learned and tested.

  我们的实验表明，学习得到的感受场模板在空间频率和方向上都有一定的选择性。

• in processing of array signal, direction of arrival(doa) of target can be obtained by extracting spatial frequency of echo.

  在阵列信号处理中，提取回波信号中的空间频率，可以得到目标的方位信息。

• synthetic aperture radiometer applies the interferometric principle to sample in the spatial frequency domain and retrieves the image by fourier or other numerical transformation.

  综合孔径辐射计利用孔径综合原理在空间频率域中采样，通过傅立叶变换或其他数学变换获取反演亮温图像。

• modulation of spatial frequency by means of multidimensional holographic modulating board can bring about transformation from object via frequency to image and implement pseudo-color coding.

  通过多维全息调制板对空间频率进行调制，完成物-频-像的变换过程，可实现空间假彩色编码。

• the spatial frequency ratio which could reflect regional similarity among images was defined.

  ②定义了能够反映图像之间区域相似程度的空间频率比概念。

• method modulation transfer function (mtf) was used to analyze the spatial frequency transfer characteristics of ct and mri.

  调制传输函数可对线性影像系统的频率传输特性进行描述。

• a time-frequency representation image formation (tfrif) is proposed in this paper, which can get a series of sar images of different spatial frequency without loss of resolution.

  目标淹没在强烈的杂波背景之中很难被发现。该文利用时频表示成像（tfrif）方法得到不同方位空间频率对应的一组sar图像，并且分辨率几乎没有损失。

• using optical imaging based on intrinsic signals, we studied spatial frequency tuning characteristics of cat primary visual cortex at different visual topological locations.

  采用基于内源信号的脑光学成像方法，在大范围视皮层研究了不同空间拓扑位置对应的皮层区的对光栅刺激空间频率反应特性。

• by means of simple digital image processing, it was possible to achieve the moiré spatial frequency and the ideal moiré fringe patrterns, further more, to reduce the loss of useful information.

  通过简单的数字图像处理就可提取出有用的空间频率信息，得到理想的莫尔条纹，减少了有用信息的损失。

• in this paper, we introduce a new optical processing system utilizing reflecting spatial frequency filtering.

  本文作者经过一系列的实验，研究出一种新的反射式滤波的光学处理系统。

• different scenes are analyzed in the power spectrum spatial frequency domain, it can be shown that the power spectrum of most natural scenes is of invariability.

  用功率谱的方法对任意景物在空间频域进行分析表明，功率谱对于自然景物具有一定的不变性。

• this paper studies the relevant signal standard of high definition television (hdtv) from the viewpoint of spatial frequency characteristics of human visual system.

  本文从人眼视觉系统的空间频率特性，讨论高清晰度电视（hdtv）的有关信号标準。

• the relationships between the spatial frequency response features and toad」s behaviors, and the biological significance were discussed.

  并对空间频率特性与蟾蜍行为之间的关系和生物学的意义做了初步探讨。

• by means of simple digital image processing, it was possible to achieve the moiré spatial frequency and the ideal moiré fringe patterns, further more, to reduce the loss of useful information.

  通过简单的数字图像处理就可提取出有用的空间频率信息，得到理想的莫尔条纹，减少了有用信息的损失。

• based on fourier analysis of spatial frequency filtering, the variations in frequency of grating image in the spatial filtering experiment are discussed, in which the input is a grating-like object.

  从空间频率滤波的博里叶分析出发，讨论了空间滤波实验中光栅像频率的变化。

• they use entropy and spatial frequency to evaluate the fusion result of their method and perform a comparison with the laplacian based and the wavelet based image fusion methods.

  最后利用熵和空间频率对该方法的融合性能进行了评估分析，并与基于拉普拉斯变换和小波变换的图像融合方法进行了比较。