computer holography 中文意思是什麼

computer holography 解釋
計算機全息術
  • computer : n. 1. 計算者。2. （電子）計算機；計量器。-ism 電子計算機主義〈認為電子計算機萬能等〉。-erite, -nik 計算機專家；計算機工作者。
  • holography : n. （不用透鏡而用激光的）全息照相術；全息學。
  1. We fabricated a large computer - generated holography on a concave lens surface to test the convex secondary mirrors surface

    在凹透鏡表面上製作出了用於凸非球面檢測的曲面全息圖。
  2. Chapter 4 : the influence of different phase - shifting angle of reference wave in recording, of the phase - shifting error and of the quantization error on the quality of the reconstructed image is investigated respectively in two - step phase - shifting inline digital holography. and an effective method of eliminating the phase - shifting error is presented, in which the summation of the intensity bit errors of the reconstructed image is taken as an evaluation function for an iterative algorithm to find the exact phase - shifting value. the feasibility of this method is demonstrated by computer simulation

    通過數值分析不同相移角的選取對再現像的強度誤差的影響，發現再現像強度誤差依賴于記錄時相移角的選取，當相移角在一定范圍內，其再現像的強度誤差相對較小；提出了一種有效消除相移誤差的新方法，並將其應用於二步同軸相移數字全息，對此進行了計算機模擬，得到了很好的結果，證明該方法對于相移誤差的消除是很有效的；對量化誤差所作的數值模擬發現，當信號被量化成8比特（ bit ） ，即256個灰度級以上，量化噪聲的影響相對較小。
  3. Since 1990 ' s, a variety of methods, such as geometrical optical method, mode - conversion method, optical holographic method, computer - generated holography method, transverse - mode selection method, hollow fiber method and nonlinear optical method, have been used to generate the dark hollow beams ( dhbs )

    從90年代起，各種技術，如幾何光學法、模式轉換法、光學全息法、計算全息法、橫模選擇法、中空光纖法、非線性方法等，被相繼用來產生暗中空光束，並得到一些很好的實驗結果。
  4. Fourier transform computer - generated holography and optical reconstruction

    傅里葉計算全息術及光學再現
  5. Therefore, computer - generated hologram and digital holography has been developed consequently

    因此，相繼產生了計算全息和數字全息技術。
  6. Shift pattern correlation is also analyzed. an optical setup implementation of anamorphic fc is suggested. in order to simplify it, we propose to use computer - generated holography ( cgh ) to implement anamorphic fc

    論文提出了實現變形分數相關的光學裝置，由於其結構復雜，提出並採用計算全息方法實現了變形分數相關，可大為簡化光學實現裝置。
  7. This paper is trying to combine computer - generated hologram and digital holography together, to give the stimulated algorithm of the fresnel diffraction and through computational stimulation generate the hologram, which will reconstruct the original image, and ultimately, realize the numerical reconstruction of the hologram

    本文嘗試將計算全息與數字全息相結合，研究光線的菲涅耳衍射傳播的模擬演算法，用計算機模擬生成全息圖，並由所生成的全息圖再現出原始圖像，實現全息圖的數字重現。
  8. By combining the advanced computer technology and optical holography technology together, computer - generated hologram can generate holograms, which, with no demand for objects, can be reconstructed through optical ways after the computer has processed the mathematical description of object waves

    計算全息是將先進的計算機技術和光全息術結合起來，利用計算機產生全息圖。它不需要物體實際存在，而是把物波的數學描述輸入計算機處理后，繪制出全息圖，然後用光學方法重現。
  9. Typical computer generated holography ( cgh ) and hologram synthesis that simulate typically optical holography need to compute a huge 2 - d holographic fringe, or to lose some 3 - d information and resolution to reduce data. the first real - time display of holographic images was reported in 1990 by the mit spatial imaging group. but this is still an open problem because view angle of holographic images, volume and speed of transmit are limited

    傳統的研究集中在計算機生成全息圖（ computer - generatedholography ，簡稱cgh ）和全息圖綜合的方法上，採用模擬光全息的物理方法，從而導致數據量龐大，無法在現有硬體上完成實時處理，或者靠損失部分三維信息和解析度以減少數據量，但失去了真三維顯示的效果。
  10. A new method of making three - dimensional color holograms by combining computer with optic holography

    計算機與光學聯合制三維物體彩色全息圖的新方法
  11. Digital holography is a novel imaging technique which uses high - resolution ccd - cameras as hologram recording medium and reconstructs the image with numerical method. it involves optical holography, computer science, electronic technology and digital image processing. in recent years, particle analysis with digital in - line holography is an active research field

    數字全息術用ccd記錄全息圖，以數值的方法再現全息圖，它綜合了光學全息原理、計算機技術、電子技術以及圖像處理技術，是一種新穎的全息成像技術，具有處理簡便、對實驗環境要求較低、可實現準實時處理等優點。
  12. Image separation conditions, effects of recording medium resolution. computer - generated holograms, real - time holography

    7 7影像分離條件，紀錄媒體解析度的影響，電腦產生的全像圖，即時全像圖。
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