數字全息圖 的英文怎麼說

中文拼音 [shǔzìquánxītú]
數字全息圖 英文
digital hologram
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 字 : Ⅰ名詞1 （文字） character; word 2 （字音） pronunciation 3 （字體） form of a written or printed ...
  • 全 : Ⅰ形容詞1 （完備; 齊全） complete 2 （整個） whole; entire; full; total Ⅱ副詞（完全; 都） entirely...
  • 息 : Ⅰ名詞1 （呼吸時進出的氣） breath 2 （消息） news 3 （利錢; 利息） interest 4 [書面語] （子女） on...
  • 圖 : Ⅰ名詞1 （繪畫表現出的形象; 圖畫） picture; chart; drawing; map 2 （計劃） plan; scheme; attempt 3...
  • 數字 : 1. （表示數目的文字; 表示數目的符號） figure; digit; numeral; character; numeric character 2. （數量） quantity; amount
  1. Encrypting digital holography with aberrated phase of the object wavefront

    物光相位畸變加密數字全息圖
  2. Stamper and signature is very important in the affair of tradition work in government and enterprise. this article according to the characteristic of traditional signature and stamper, combinic the demands of signature and seal in e - government - affair work information system, inosculates the technology of middleware and e - government - affair security, makes use of object oriented and component technology, integrates correlation knowledge of compositive cryptogram, pki, seal digital image, activex etc, studies and achieves digital e - signature - seal middleware based on web which is used in internet / intranet environment

    印章和簽名在傳統的政府辦公和企業事務處理中起著十分重要的作用。本文根據傳統簽名、蓋章的特點，結合電子政務辦公信息系統中的蓋章簽名需求，把電子政務安全技術和中間件技術相融合，利用面向對象和組件技術，集成密碼學、 pki 、印章數字圖像、 activex控制項等相關知識，研究並實現了一個應用於internet intranet環境中的基於web的電子簽章中間件。
  3. Full text retrieval technology and digital information source construction of library

    全文檢索技術與圖書館數字化信息資源建設
  4. ( 5 ) digital holograms of static particles and particle field ( multi - layer ) are recorded in the experiment. and the reconstructed particle images are gained using the envelope method with two different reconstructed waves - plane wave and spherical wave, respectively

    （ 5 ）從實驗上拍攝了單層靜態粒子靶和多層靜態粒子靶的數字全息圖，並分別用平面波和球面波實現了該模擬粒子場的數值再現，得到了清晰的粒子像。
  5. And just as holographic images are able to show slightly different perspectives of an object or scene, taken from slightly different viewpoints, holographic data - storage systems can store multiple “ pages ” of digital data at different angles in the material

    並且，就像全息圖片能夠顯示一個物體或場景從些微不同的角度拍攝到的些微不同的透視圖一樣，全息信息存儲系統也能夠在全息材料中以不同的角度存儲多頁的數字信息。
  6. After recording digital hologram with charge - coupled device ( ccd ), we can reconstruct the real image of the object from it by means of numerical method

    數字重現技術使用ccd代替干版直接記錄下菲涅爾全息圖，通過數字計算的方法再現物體的像。
  7. First, by using coordinate rotation, we have discussed the computer - generated hologram composed by planar object whose plane does n ' t run parallel with that of its hologram. second, through coordinate transform, the computer - generated hologram of curvy planar object has been discussed again, in which, conformal map in computer graphics has been creatively applied, and generated the computer - generated hologram of simple curvy plane ( e. g. spherical surface ) ; also, in this section, the correctness of transformation has been confirmed by numerical reconstruction

    首先利用坐標旋轉討論不平行於全息面的平面所構成的物體的計算全息圖：接著採用坐標變換討論曲面物體的計算全息圖，創造性地將計算機圖形學中的共形對應原理運用到計算全息中，生成了簡單曲面（如球面）物體的計算全息圖，並用數字重現驗證了變換的正確性，為今後復雜三維物體的計算全息圖的研究奠定基礎。
  8. And also, through the numerical algorithm of fresnel diffraction, we have realized the computer generation and numerical reconstruction of point hologram and fresnel hologram

    利用菲涅耳衍射積分的數值演算法，分別實現了基元全息圖和菲涅耳全息圖的計算機生成和數字重現
  9. The basic principle of digital holography is that, by replacing the ordinary films with ccd, the hologram of the object and the reference waves can be obtained and reconstructed by numerical computing

    數字全息的基本原理是用光敏電子元件（如ccd ）代替普通照相記錄介質，獲取物體和參考光的干涉全息圖，然後用數字計算方式再現。
  10. 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。
  11. The numerical reconstruction algorithm of digitally sampled holograms, deduced from the scalar quantity diffraction theory, is investigated. the serious recording limitations due to the finite size and resolution of ccd are detailed discussed

    根據標量衍射理論，討論了利用菲涅耳衍射公式對數字無透鏡傅里葉變換全息術的數值實現，並進一步討論了ccd參數對數字全息圖記錄的限制條件。
  12. And the interactive influence of the coaxial diffraction wave components during reconstruction can be eliminated completely by phase - shifting method. this in - line phase - shifting digital holography has been applied to three dimensional microscopy, non - contact measurement, pattern recognition and surface contouring

    這種同軸相移數字全息技術，可以廣泛應用於小尺度三維形貌的快速測量、數字無損干涉計量、圖像識別、顯微成像等領域。
  13. 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。
  14. Digital holography is a new imaging technique that uses a charge coupled device ( ccd ) camera for hologram recording and a numerical method for hologram reconstruction. this paper presents the concept and underlying theory for digital holography and its applications in 3 - d object reconstruction and optical metrology

    數字全息術以ccd等光電探測器件記錄全息圖，用數值方法再現全息圖，它是綜合光學全息原理和計算機技術、電子技術以及數字圖像處理技術發展起來的一種新型全息成像技術。
  15. ( 2 ) the operation for numerical reconstruction of digital lensless fourier transform holography is experimentally presented

    （ 2 ）從實驗上討論了利用數字無透鏡傅里葉變換全息術數值再現全息圖的具體過程。
  16. The fundamental theory for digital lensless fourier transform holography and its applications in 3 - d object reconstruction and optical metrology are presented in this dissertation. ( 1 ) analytical foundation for numerical reconstruction of digital lensless fourier transform holography, namely discrete fourier transform theory, is presented. the basic principle and mathematical model for recording and numerical reconstruction of digital lensless fourier transform hologram is elaborated

    主要內容包括： （ 1 ）討論了數字無透鏡傅里葉變換全息術數值重建的數學基礎? ?離散傅里葉變換的基本理論，分析了數字無透鏡傅里葉變換全息圖記錄與再現的基本原理，建立了數字無透鏡傅里葉變換全息圖記錄與再現的數學模型。
  17. In first part, the article mainly describes the network circumstance that library faces with in developing information reference. through introducing computer network, internet, information highway, digital globe, library computer network and networked library, a network that covers all over the world appears before us

    第一部分描述了圖書館開展信息咨詢面臨的網路環境，通過對計算機網路、因特網、信息高速公路、數字地球、圖書館計算機網路和網路圖書館的敘述，向人們展示了一張覆蓋天下、網路全球的天羅地網。
  18. ( 1 ) basic mathematical model for recording and numerical reconstruction of digital hologram is elaborated. the core of digital holography is the algorithm of numerical reconstruction. two different approaches for numerical reconstruction of digitally sampled holograms are investigated, namely the fresnel transform algorithm and the frequency domain algorithm, which are deduced from the diffraction theory of spherical wave and plane wave respectively

    （ 1 ）從理論上詳細闡述了數字全息圖記錄與再現的基本原理，建立了數字全息圖記錄和數值再現的數學模型，根據光波衍射的球面波和平面波理論，給出兩種不同的數值再現思路，即頻域再現法和菲涅耳變換法。
  19. ( 2 ) the serious recording limitations due to the finite size and resolution of ccd are discussed detailedly. it ' s shown that the setup for recording hologram with spherical reference wave can make full use of the spatial bandwidth of ccd

    （ 2 ）著重討論了ccd參數對記錄條件的限制，給出了數字全息術所能記錄的物體的最大尺寸與記錄距離之間的關系，指出用球面參考光波記錄全息圖可以更為有效地利用ccd的有限帶寬。
  20. ( 3 ) various digital image - processing techniques for suppression of undesired components and enhancement of quality in numerical reconstruction images are considered, such as hologram contrast - enhancement, hro subtraction, mean value subtraction, frequency domain filtering and spectrum expansion with conjugation symmetry property

    （ 3 ）從理論和實驗兩方面分析了全息圖對比度增強、平均值相減、 hro 、頻譜濾波等數字圖像處理技術，及其在消除全息圖衍射0級和孿生像，提高數值再現像信噪比方面的作用。
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