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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. 高通濾波器屬於頻率域的圖像增強方法，在實際圖像增強中應用廣泛，能夠實現圖像的銳化。
- frequency domain image registration 頻域圖像配准
- 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. 本文提出了一種廣義的頻域緊支集信號外推的新方法，並將之應用於提高核磁共振成像速度。
- The algorism for frequency domain use FFT to realize. 頻域演算法採用了快速傅立葉變換實現；
- 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. 分時域、頻域和功能OCT三部分進行討論，簡述每種OCT的成像原理，分析它們各自的特點，提出每一類OCT技術與內窺鏡結合的結構簡圖。
- The frequency domain, the holograph and related concepts have all been used. 頻率域、全息及有關的概念都已採用。
- Finally, it is easy to move form the Laplace domain into frequency domain. 最後，從拉氏域轉換到頻率域也很容易。
- A comparison of IIL with OAI in theory and frequency domain is given. 從成像原理和頻域範圍的角度對IIL和OAI進行了理論研究、計算模擬和對比分析。
- Aiming at airborne dual-antenna InSAR imaging, the characteristics of wavenumber domain imaging algorithms for master and slave antennas are analyzed. 該文針對機載雙天線干涉SAR成像，分析了主、副兩天線的波數域成像演算法特點。
- A Wiener weighting adaptive time delay estimation algorithm based on frequency domain is presented. 提出了一種基於頻域自適應濾波的維納加權時延估計演算法。
- 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. 摘要簡單回顧雙平方根(DSR)方程偏移一般理論之後，介紹了適應偏移速度分析的角度域成像快速演算法。
- To indicate the effect of gyro moment on the mount system, including frequency domain response and time domain response, the new system was analyzed. 對新的動力總成懸置系統動力學模型進行計算分析，研究了陀螺矩陣對頻域、時域響應的影響。
- 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. 通過在距離向引入距離平移因子和距離縮放因子，得到在成像過程中完成配準的波數域成像演算法。
- Frequency domain:total frequency components(TF),low frequency components(LF),high frequency components(HF). 頻域分析:總頻譜成分(TF),低頻成分(LF),高頻成分(HF)。
- It is better to group pilot tones together into clumps that are equispaced in the frequency domain. 可以證明，在快時變環境下，分組且每組等間隔分佈於頻域上的導頻序列有著更好的系統性能。
- The shift of sample area can be resolved by signal resample in frequency domain or time domain. 從理論上分析了如何 在頻域和時域採用信號重採樣區間偏移的問題。
- Our proposed high speed dark frame subtraction can solve this problem by analyzing patterns in frequency domain. 我們所提出的高效率暗電流消去法藉由分析頻率空間圖形可以解決上述問題。
- MAIN OUTCOME MEASURES: Envelope curve and sound length as well as frequency domain of each monosyllabic word phoneme. 主要觀察指標：各單音節詞聲調包絡線特徵及音長特徵及頻域分析結果。
- Results Hospital time series in the context of frequency domain analysis, the number of people hosp... 結論利用譜分析能準確地提取周期信息,這對於時間序列數據的進一步處理有著重要的意義。
- LMS adaptive filters can suppress high power narrow band interference effectively in frequency domain. 頻域的LMS自適應濾波演算法可以有效抑制擴頻系統中的強窄帶干擾。
