共軛像 的英文怎麼說

中文拼音 [gòngèxiàng]
共軛像 英文
conjugate image
  • : 共動詞[書面語]1. (圍繞) surround2. (兩手合圍) span with the hand
  • : 名詞(牲口拉東西時架在脖子上的器具) yoke
  • : Ⅰ名詞1 (比照人物製成的形象) likeness (of sb ); portrait; picture 2 [物理學] image Ⅱ動詞1 (在...
  1. It has many potential applications, including self - adaptive optics, optical computing and optical communications, image processing and real - time holography. in this thesis, we investigate the properties of the phase - conjugate wave produced by the self - pumped in cu : knsbn crystal and by the four - wave mixing in cr : sbn crystal

    光折變晶體具有非常大的非線性光學系數,是一種理想的相位材料,因而被廣泛地應用於自適應光學、光計算、光通訊、圖處理、實時信息處理等許多方面。
  2. Then, a new regularized conjugate - gradient reconstruction algorithm was proposed for optical tomograpy, in which the ill - posedness of the reconstruction problem and as a result the quality of the reconstructed image are improved by introducing two regularization terms of image entropy and the local smoothing function

    其次,提出了一種正則化梯度ot圖重建演算法,通過引入圖熵和局部平滑函數作為正則化項有效改善了重建問題中的病態特性,提高重建圖的質量。最後,提出一種多解析度的ot圖重建演算法。
  3. It has been deduced that the search direction remains the same but that the step length decreases in optimizing the improved cost function with the conjugate gradient algorithm from the gradient of the cost function that the fir filter apporaches the contrary point spread function ( psf ) more, and that the estimated image is closer to the original one

    從代價函數的梯度入手推導出梯度演算法,其搜索方向保持不變而搜索步長變小,使濾波系數更加退近於點擴展函數逆運算元,從而使估計圖與原始圖更加接近。
  4. The proposed jtc greatly reduces the intensity and width of the strong dc component, sharpens the correlation peak, eliminates cross - correlations among each input target, and the conjugate cross - correlation between the reference and input targets at the same time. in order to calculate the discriminant probability of the objects, a simple but self - explainable statistic function was presented to show where the true object and false object occurred in the unknown input image sequence

    在此基礎上,論文提出了基於位相編碼振幅調制的畸變不變多目標識別聯合變換相關技術,即通過改變隨機位相模板的調制因子的大小來改善相關輸出的性能,一步消除了相關項、輸入待識別圖之間的互相關項,並大大降低了零級相關峰的能量和寬度。
  5. In addition, the attitudes of conjunctive fractures deduced from the borehole images provide important information for the direction of paleo - structural stress field

    利用從電成測井圖上提取的裂縫的產狀信息,還可以恢復裂縫形成時古構造應力場的方向。
  6. As for single objective optimization algorithm, a fast iterative algorithm based on conjugate gradient algorithm is presented, which makes use of extent limit of iterative optimization step in conjugate gradient with the idea of least square

    在標量優化圖重建法中,作者以最小二乘為目標,利用梯度法中迭代最優步長的區間性,提出了一種基於梯度法的快速迭代演算法。
  7. For bilateral symmetry objects, the techniques on symmetry - point detection and symmetry - axis extraction are presented based on harmonic conjugation relationship. for rotated symmetry objects, the techniques on rotated units description and rotated symmetry center extraction are presented based on center invariants of objects. further more, by using 3d invariants and 2d projective transformation, an approach to recover shape from part symmetry objects is realized on some conditions

    ( 3 )深入分析了2d對稱性目標透視成的幾何特點,將點四線交比用於目標輪廓上的關鍵點的特性描述中;利用調和關系,提出了一種針對左右對稱型目標的對稱點檢測和對稱軸提取的演算法;利用交比關系構造了目標的形心不變量,提出了一種針對旋轉對稱型目標的旋轉對稱單元判定、旋轉中心提取的演算法;進一步利用3d不變量和2d射影變換,實現了一定條件下的對稱性目標的形狀恢復技術。
  8. In conjugate gradient optimization algorithm, the continuous and digital models of an imaging system are defined to explain image acquisition, the image registration algorithm and the conjugate gradient reconstruction algorithm are designed

    梯度最優化迭代演算法中,對相機模型、圖微位移和微旋轉角精確配準、梯度重建等關鍵技術進行了研究。
  9. The fundament of flat terrain phase effect and its removal are stated. the interferogram consists, for each pixel, of the complex conjugate product of two sas images directly, which ca n ' t reflect the actual terrain change. the general phase trend in range can be considered as the phase generated by an ideally flat terrain and is often subtracted from the interferogram before further processing

    論述了水平地形效應產生原理及其消除方法,由於水平地形效應的存在使得兩幅sas復圖直接復相乘得到的相位圖不能直觀地反映出實際地形的拓撲變化,所以在對干涉相位圖進行濾波及相位展開處理前應當消除干涉相位圖的水平地形效應。
  10. This paper researches and improves two important algorithms to reconstruct high resolution images, with reduced aliasing, from a sequences of undersampled rotated and shifted frames. the reconstructed image resolution is from two to four times higher than the undersampled frames

    本文研究和改進了運動補償迭代演算法和梯度最優化迭代演算法,從欠采樣圖序列中復原出高解析度的圖,使被重建圖的解析度比欠采樣幀提高了2 ~ 4倍。
  11. We draw the conclusion that 1000ppm cr : sbn crystal has greater phase - conjugate reflectivity than 500ppm cr : sbn crystal. we find that the phase - conjugate reflectivity depends on the direction of two - wave coupling. we utilize 1000ppm cr : sbn crystal to correct a distorted picture because of its super phase - conjugate characteristic

    還討論了光束耦合方向對cr : sbn晶體的四波混頻相位特性的影響;利用cr : sbn晶體四波混頻相位特性進行了圖畸變消除的實驗。
  12. Second, some algorithms of elimination of the conjugate image and the zero - order image are introduced and summarized. at the end of this chapter, the experimental setup of in - line phase - shifting digital holography is described. chapter3 : digital holographic recording and numerically reconstructing process is interpreted as a coherent optical imaging system

    第二章論述了同軸相移數字全息基本原理,總結和介紹了消除零級共軛像的幾種相移演算法,並較為詳細地介紹了同軸相移數字全息的實驗裝置。
  13. Holography - transmission and reflection holography, recording media, phase - conjugate waves

    6 6全攝影術-穿透與反射全攝影,儲存媒體,相位波。
  14. Abstract : a new preconditioner is proposed in the preconditioned conjugate gradient method ( pcg ) for solving the problem arising from image restoration. the condition number of the new preconditioned system is proved to be much less than the original one. numerical results show that the new method is better than the classical pcg

    文摘:在圖恢復實際模型的預條件梯度法中,提出了一種新的預處理運算元.將新的預處理運算元應用於原來的系統,證明了其條件數得到大大的改善.實驗結果表明,新的預處理運算元具有很大優越性,比傳統的預處理運算元具有更快的收斂速度
  15. On the condition of the missing pixel information of the observed image during the process of imaging, based on the analysis of the degradation principle and establishment of the math model as well as discrete expression, this paper incorporates optimization method into the process of blur image restoration and proposes the deconvolution methods of non - zero background motion blurred image based on conjugate gradient optimization iteration

    摘要針對成過程中觀測圖存在素灰度信息丟失的情況,在分析此類圖的退化原理及建立其數學模型和離散化表達式的基礎上,將最優化方法中的扼梯度法引入圖復原過程中,提出基於梯度優化迭代的非零背景運動模糊圖去卷積方法。
  16. The major work implemented in this dissertation is presented as follows : 1. give a brief introduction of the rgistration method based on the elementary segments of differetial rectification and the motion model estimate with conjugate gradient. 2

    接著討論了如何具體實現超解析度重建問題,本文主要做了以下工作: 1 、簡要介紹了基於小面元微分糾正的配準方法和一種基於梯度的運動模型估計方法,這是超解析度影重建的基礎。
分享友人