射影法 的英文怎麼說

中文拼音 [shèyǐngfǎ]
射影法 英文
method of projection
  • 射 : Ⅰ動詞1 （用推力或彈力送出） shoot; fire 2 （液體受到壓力迅速擠出） discharge in a jet 3 （放出） ...
  • 影 : Ⅰ名詞1 （物體擋住光線后映出的形象） shadow 2 （鏡中、水面等反映出來的物體形象） reflection; image...
  • 法 : Ⅰ名詞1 （由國家制定或認可的行為規則的總稱） law 2 （方法; 方式） way; method; mode; means 3 （標...
  1. In this article, considering the character of the one - dimensioned continuum and the cross - section, the varied quotiety of the strain can be presented as the mode function to identify the damage. and inversion of the elastic wave is presented to detect the injures when the area is the variable of the inversion, for the pip usually buried under the earth or enwrapped into the protection make the detection difficulty by the mode of vibrancy. the influence of the area must be considered if the exactness is the pre - requisition

    在論文中，考慮到壓力管道的一維性質，提出用應變模態改變變化率的方法對一維的結構進行損傷識別；同時考慮到在實際的工程和現場測試中，壓力管道大多深埋在地下或者有外在的保護膜，不宜進行模態的檢測，所以也考慮利用彈性波的方法對壓力管道的性質參數和截面性質進行反演識別，從而得到我們感興趣的東西，達到損傷識別；一般，在利用彈性波反射方法進行損傷檢測中，不考慮截面效應對彈性波的衰減影響，這就對損傷檢測造成一定的影響，本文考慮截面效應的影響，通過實驗來確定截面效應系數。
  2. And the paper analyzes the physical reasons that the supersonic flow of fadw degrades the optical quality. and the structure of free - vortex jet of fadw is studied using the methods of shadowgraph and lsi, respectively

    並利用陰影法和剪切干涉法對該窗口的射流流場結構進行了實驗觀察和測量，對其所涉及的氣動光學現象進行了相應的實驗測量和分析。
  3. Because the cross - section of the oversized rib waveguide we fabricated by wet - etching was trapeziform, we analyzed the transmission of oversized rib waveguide by combining effective refractive - index method. the influence of some factors on the optical transmission loss, such as material structure, the height of rib waveguide, and the thickness and refractive index of waveguide layer and up - layer of polymer material, was analyzed

    因為濕法腐蝕工藝製作的反脊波導橫截面是梯形狀的，因此論文中採用了一種簡單有效的方法，即有效折射率法，對梯形反脊波導的光傳輸損耗特性進行了分析，同時考慮金屬電極產生熱場對脊波導傳播特性的影響。
  4. The aim of projective reconstructing is to estimate the position and direction of cameras through matching points in different images so lay the foundation for further reconstructing. on the basis of current methods of projective reconstructing, we used the levenberg - marquardt method to optimize the result of linear method so the precision is be improved, and we use the bundle adjustment method to entirely optimize the structure of scene and projective matrixes

    本文在研究已有射影重建演算法的基礎上，利用l - m演算法對基於基礎矩陣的射影重建演算法得到的線性結果進行優化，提高了演算法的估計精度和穩定性，並在求得所有圖象對應的投影矩陣后利用bundleadjustment方法對空間結構及投影矩陣進行全局優化。
  5. Cyclotron systems for positron emission tomography - part 2 : radiation protection labyrinths and wall entrances

    正電子放射層析x射線攝影法用回旋加速器系統.第2部分
  6. Finally we prove that two types of totally real pseudo - umbilical submanifolds with ? at normal bundle must be minimal

    最後，還證明了復射影空間中兩種類型的法叢平坦全實偽臍子流形必是極小的
  7. Secondly, the method applies a linear iterative procedure in calculation and the svd is used as a main tool, avoiding complex nonlinear optimization processes

    實現過程是以奇異值分解為基本工具的分步線性迭代計算，避免了傳統射影重建方法復雜的非線性優化環節。
  8. Theoretical analysis of the effects of linear birefringence on the output of a faraday mirror - typed optical current transformer

    線性雙折射對法拉第鏡式光學電流互感器輸出影響的理論分析
  9. The alpha particles released from polonium - 210 have a very low penetrating power and can be stopped easily by the outer layer of skin or a sheet of paper. it is unlikely that the particles can affect human body through direct irradiation. however the ionization power of alpha particles is very high

    釙210釋放的阿爾法粒子穿透能力很弱，人類的皮膚或一張紙已能隔阻它，粒子經照射影響人體的機會很微，不過由於它的電離能力很強，如果人類吸入或進食含有釙210的物質，其釋放的阿爾法粒子就能直接破壞內臟細胞，即使所吸收的份量不多，也會損害身體健康，急性高劑量阿爾法輻射可以引致輻射中毒。
  10. Testing of semi - conducting inorganic materials ; determining the orientation of single crystals by means of optical reflection figure

    無機半導體材料的檢驗.第2部分:採用反射光影法測定單
  11. An algorithm for connecting non - intersecting line segments into a simple polygon

    一種用射影線束族生成曲線的方法
  12. The surveying of refraction shooting on the shallow sea is affected by the complicated hydrologic condition, for example, tides, ocean currents, waves which is mainly the disturbance can be conduce a great affection to surveying system

    摘要海上水文環境的復雜性給開展淺層初至折射波法地震勘探帶來一定困難，主要體現在潮汐、海流、涌浪等對觀測系統產生較大影響，是海上工作的主要干擾因素。
  13. In two - view case, a method is presented for calculation 2d projective transformation and construction the virtual elements by combination of spatial points and lines. so more 3d invariants of object ' s spatial structures can be extracted from real elements and virtual eleme nts. ( 3 ) the geometric characteristics of 2d symmetric objects " in perspective images are lucubrated

    （ 2 ）擴展了2d射影變換矩陣的求解方法，將單純利用點集對應的計算模式擴展到利用直線集、點線組合等多種類型來建立兩個射影平面的對應關系；總結了平面上基於點、直線元素可求解的多種3d不變量；提出了雙視圖下由點、直線元素的多種對應關系求解2d射影變換來構造「虛元素」的方法，結合「實元素」和「虛元素」可以提取更多的空間3d不變量。
  14. The influence of depositing condition on the depositing rate and the structure of the films were studied by the aid of tem and xrd. when the temperature ( ts < 450, ta < 800 ) is low, the structure of the samples is still amorphous. the majority content of the sample is sio 90 by the aid of xps

    利用雙離子束濺射沉積技術，通過共濺射方法制備了si - sio _ 2薄膜，研究了沉積時間、工作氣壓p _ （ ar ） 、基片溫度等對沉積速率的影響，用tem和xrd分析了樣品的結構。
  15. 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對稱性目標透視成像的幾何特點，將共點四線交比用於目標輪廓上的關鍵點的特性描述中；利用調和共軛關系，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。
  16. During the stu dy period, all rabbits were bled to assay the titers of antipeptide antibody and left ventricular ejection fractions ( lvefs ) were measured by emission computed tomography

    實驗期間所有動物均抽血測定抗肽抗體效價，並用發射計算機斷層攝影法測定左室射血分數。
  17. The projective transform occurs in the 2 - d imaging process, therefore in order to recognize airplane object, we have to find projective - invariant shape descriptor of object

    由於目標的成像過程屬于射影變換，因此為了正確識別目標，必須找到一種具有射影不變性的目標形狀的描述方法。
  18. In this paper, the method vision - based for uav autonomous landing is researched using technology of image processing, computer vision and projection geometry. the first task of computer vision - based uav autonomous landing is to recognize and track the runway using computer vision. a simple method is discussed to recognize and track the runway in the image sequences using template matching

    本文的研究工作來源於「 973 -無人作戰飛機系統」項目，以某型無人機試飛過程中拍攝的著陸場景圖像為基本研究材料，綜合利用了圖像處理技術、計算機視覺技術、射影幾何學等方法研究了跑道識別與跟蹤、進場著陸段的圖像處理、無人機著陸段飛行參數提取等相關問題。
  19. But, there my lord interposed with as grave a face as if it had not been true, saying that he could not sit upon that bench and suffer those allusions

    他才說到這兒，法官已板起面孔，好像這話純屬無稽之談，他不能坐在法官席上對這類含沙射影的言論充耳不聞。
  20. The influence of intra articular injections on articular cartilage of knee joints in patients with osteoarthritis

    膝關節腔內注射療法對骨關節炎關節軟骨影響的實驗研究
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