scattering center 中文意思是什麼

scattering center 解釋
散射中心
  • scattering : adj. 1. 分散在不同方向的，分散在不同范圍的。2. 廣泛擴散的。3. （選票）數量分散的，不集中的。n. 1. 散亂。2. 在媒介質中的散播。3. 【物理學】散射。adv. -ly
  • center : n vt vi 〈美國〉＝centre n 1 中心；中心點；圓心；中央；中樞，核心；中心人物；根源，起源。2 〈常C ...
  1. Then, some typical scattering center estimation methods are lucubrated

    在白噪聲背景下，深入研究了幾種典型的散射中心估計方法。
  2. This dissertation makes detailed research on the characteristics of high resolution range profiles ( hrrps ). according to the scattering center model theory, the aspect sensitivity of hrrps, its relationship with other factors and its evaluation methods are analyzed in detail. a method to improve aspect stability of hrrps is proposed

    本文詳細研究了高分辨距離像的特性，基於目標散射點模型，分析了一維距離像的方向敏感性，以及它與各種因素的關系和它的度量方法，並提出了提高其方向穩定性的方法；同時，專門討論了螺旋槳飛機的一些特性。
  3. Scattering moves the bubbles away from the center of the stroke, while still following the general path of the stroke

    用筆刷散漫的從中心移動到院出來製作水泡的效果。
  4. Center of horticulture is a well - equipped and united practical training center with the advantage of preventing funding and resources from duplication and scattering ; instead, it can effectively utilize funding and resources to modernize the equipment and cultivate professionals to specialize in mechanization and automation in horticulture

    園藝技藝訓練中心即為一聯合實習中心，可避免教育經費及資源分散，能有效運用預算及資源充實教學實習設備，培育園藝機械化及自動化所需專業人才。
  5. The two - dimension relax algorithm which is used estimating the two - dimensional scattering center in clutter circumstance is studied

    在雜波背景下，研究了提取目標二維散射中心的relax演算法。
  6. Based on the multi scattering center theory, the frequency model describing electromagnetic scattering characteristics of target is developed

    首先從目標多散射中心理論出發，推演了描述目標散射特性的頻域散射數學模型。
  7. In chapter 3, under the wideband radar system, some parameter estimation methods of scattering center are studied in the white noise and clutter background

    第三章以寬帶階梯變頻雷達為研究背景，在白噪聲和雜波條件下，研究了提取目標強散射中心的參數估計方法。
  8. In addition to the strong gap - like lo1 mode and weak forbidden to1 mode, the second order raman scattering of the brillouin zone - edge phonon ( 2lo1 ( l ) mode and 2to1 ( x ) mode ) as well as the scattering of the brillouin zone - center phonon were observed. also, the nitrogen local mode ( 495 cm - 1 ) associated with the nn center and the so - called " x " mode ( 387 cm - 1 ) of the lo phonon ( manifest

    在一級喇曼散射譜中，得到了gap的lo （ p ）聲子峰和強度較弱的禁戒的to （ p ）模，還觀測到了在495cm - ，處的n的局域模和在387cm一，處的由n導致的lo （ n ）聲子模。
  9. Taking attributed scattering center - based classification as example, the computation of feature likelihood function under many - many and 1 - 1 correspondence are studied, by using the algorithm of bipartite graph perfect matching to find the optimal 1 - 1 correspondence, the computation efficiency is improved greatly, the relations of likelihood function between 1 - 1 and many - many correspondence are analyzed, and two sub - optimal methods of calculating the likelihood function of 1 - 1 correspondence are presented

    本章以基於屬性散射中心特徵的分類為例，深入研究了多?多對應和1 ? 1對應特徵似然函數的計算，通過將求解二分圖最佳匹配的演算法用於尋找特徵之間的最優1 ? 1對應關系，有效提高了1 ? 1對應特徵似然函數的計算效率，分析了1 ? 1對應和多?多對應特徵似然函數之間的關系，給出了兩種次優的1 ? 1對應特徵似然函數計算方法。
  10. For the effect of motion of target, a method of isar motion compensation based on scattering center tracking is used. for the difficulty of getting echo signal of bistatic isar of moving target, a method of simulating moving target using turntable data is used. finally the imaging results by using simulating data based on scattering center tracking show the effectiveness of the methods

    針對目標的運動對雙站逆合成孔徑雷達成像質量的影響，運用基於散射重心跟蹤的isar運動補償方法來消除目標運動對成像質量的影響，並針對雙站isar運動目標回波獲取的困難，運用一種用轉臺數據模擬運動目標回波的方法來獲得模擬數據，最後用模擬數據驗證了基於散射重心跟蹤法的雙站isar運動補償的正確性。
  11. In order to put attributed scattering center " into sar atr use, the method of attributed scattering center extraction is studied in chapter 3. and the rd ( region decoupled ) - aml ( approximate maximum likelihood ) - clean method is presented for extracting attributed scattering center from sar image, it can extract scattering center from sar image quickly and automatically

    為了將屬性散射中心特徵用於sar目標分類，第三章研究了sar圖像目標屬性散射中心特徵提取方法，提出了rd - aml - cleansar圖像目標屬性散射中心特徵提取方法，該方法可由輸入sar圖像快速、自動地提取目標的屬性散射中心特徵。
  12. Methods the distribution of small cities and scattering from the core center are calculated and analyzed by the graph math

    方法運用圖論的方法對山西各地區小城鎮的分佈規律及與中心位置的離散程度進行估算和分析。
  13. Projection reconstruction for the far field applications and wavefront reconstruction for the near field applications of the impsar are addressed according to the target scattering center model

    根據目標散射中心模型，文中給出了impsar的適用於遠場應用條件的投影重建和應用於近場應用條件的波前重建成像方法。
  14. First the 3 - d scattering model of the targets is built based on the theory of radar target scattering center in the optics region and measure data, then by comparing the profiles of actual target with the profiles of model target, the two most resemble profiles are regarded as the target recognition result

    目標識別時，用目標的實測距離像與數據庫中所有目標的三維散射模型在任意姿態角上的投影形成的距離像進行匹配，取相關性最強的目標類型作為識別輸出結果。
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