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- Passes the filter to belong to the frequency domain image intensification method high, applies widely in the actual image intensification, can realize the image peaking. 高通滤波器属于频率域的图像增强方法，在实际图像增强中应用广泛，能够实现图像的锐化。
- frequency domain image registration 频域图像配准
- We presened a generalized method for extrapolating signals of compact supported set in frequency domain, and its application to improving the speed of magnetic resonance imaging. 本文提出了一种广义的频域紧支集信号外推的新方法，并将之应用于提高核磁共振成像速度。
- The algorism for frequency domain use FFT to realize. 频域算法采用了快速傅立叶变换实现；
- Three kinds of OCT, time domain, frequency domain and functional, were discussed, the imaging theory of each was introduced and their endoscopic version were described. 分时域、频域和功能OCT三部分进行讨论，简述每种OCT的成像原理，分析它们各自的特点，提出每一类OCT技术与内窥镜结合的结构简图。
- The frequency domain, the holograph and related concepts have all been used. 频率域、全息及有关的概念都已采用。
- Finally, it is easy to move form the Laplace domain into frequency domain. 最后，从拉氏域转换到频率域也很容易。
- A comparison of IIL with OAI in theory and frequency domain is given. 从成像原理和频域范围的角度对IIL和OAI进行了理论研究、计算模拟和对比分析。
- Aiming at airborne dual-antenna InSAR imaging, the characteristics of wavenumber domain imaging algorithms for master and slave antennas are analyzed. 该文针对机载双天线干涉SAR成像，分析了主、副两天线的波数域成像算法特点。
- A Wiener weighting adaptive time delay estimation algorithm based on frequency domain is presented. 提出了一种基于频域自适应滤波的维纳加权时延估计算法。
- After reviewing the basic principle of the migration method based on double-square-root (DSR) equation, we introduce a fast angle domain imaging algorithm to facilitate migration velocity analysis. 摘要简单回顾双平方根(DSR)方程偏移一般理论之后，介绍了适应偏移速度分析的角度域成像快速算法。
- To indicate the effect of gyro moment on the mount system, including frequency domain response and time domain response, the new system was analyzed. 对新的动力总成悬置系统动力学模型进行计算分析，研究了陀螺矩阵对频域、时域响应的影响。
- By introducing a range shift factor and a range scaling factor in range direction, a wavenumber domain imaging algorithm with completing registration during the course of imaging is presented. 通过在距离向引入距离平移因子和距离缩放因子，得到在成像过程中完成配准的波数域成像算法。
- Frequency domain:total frequency components(TF),low frequency components(LF),high frequency components(HF). 频域分析:总频谱成分(TF),低频成分(LF),高频成分(HF)。
- It is better to group pilot tones together into clumps that are equispaced in the frequency domain. 可以证明，在快时变环境下，分组且每组等间隔分布于频域上的导频序列有着更好的系统性能。
- The shift of sample area can be resolved by signal resample in frequency domain or time domain. 从理论上分析了如何 在频域和时域采用信号重采样区间偏移的问题。
- Our proposed high speed dark frame subtraction can solve this problem by analyzing patterns in frequency domain. 我们所提出的高效率暗电流消去法藉由分析频率空间图形可以解决上述问题。
- MAIN OUTCOME MEASURES: Envelope curve and sound length as well as frequency domain of each monosyllabic word phoneme. 主要观察指标：各单音节词声调包络线特征及音长特征及频域分析结果。
- Results Hospital time series in the context of frequency domain analysis, the number of people hosp... 结论利用谱分析能准确地提取周期信息,这对于时间序列数据的进一步处理有着重要的意义。
- LMS adaptive filters can suppress high power narrow band interference effectively in frequency domain. 频域的LMS自适应滤波算法可以有效抑制扩频系统中的强窄带干扰。
