無窮遠線 的英文怎麼說

中文拼音 [qióngyuǎnxiàn]
無窮遠線 英文
line at infinity
  • : 無Ⅰ動詞(沒有) not have; there is not; be without Ⅱ名詞1 (沒有) nothing; nil 2 (姓氏) a surn...
  • : Ⅰ形容詞(貧窮) poor; poverty stricken Ⅱ名詞1 (窮盡) limit; end 2 (姓氏) a surname Ⅲ副詞1 (...
  • : Ⅰ形容詞1 (空間或時間的距離長) far; distant; remote 2 (血統關系疏遠) distant in relationship 3...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 無窮 : 1. (沒有窮盡; 沒有限度) infinite; endless; boundless; inexhaustible 2. [數學] infinite
  1. We compare the approximation of an analytic function f by its taylor polynomial and its poisson partial sum with the same number of terms and illustrate that for functions with limit zero at infinity and for bounded functions the poisson expansion provides a better approximation to the function than the taylor expansion

    在第三章中,介紹了rb曲與poisson曲的概念以及基本的幾何性質,指出了poisson基函數與有理bernstein基函數之間存在的關系,並且將解析函數的taylor逼近與poisson逼近進行比較。實例表明,對于在處極限為0的函數以及有界函數, poisson逼近比taylor逼近效果要好。
  2. Curves running from the origin to infinity may serve as branch cuts.

    從原點至處的曲起分支割痕的作用。
  3. " close - up performance of the summicron - m is on the same level as the performance at infinity setting ( actually infinity is that distance where the incoming light rays are parallel to the optical axis

    近攝表現與時相當(事實上,處的光是平行光軸入射的.對多數鏡頭而言,大約100倍焦距的物距時,入射光滿足這一條件)
  4. Expatiate the substance of projective reconstruction is solving fundamental matrix, substance of affine reconstruction is solving infinite homography or infinite plane and substance of metric reconstruction is solving absolute conic images

    闡述了射影重構的實質是求解基本矩陣,仿射重構的實質是求解平面或平面單應,歐氏重構的實質是求解絕對二次曲的像。
  5. In the first part, depending on three or more images, the main research work are listed as follows : ( l ) using svd decomposition to realize projective reconstruction ; ( 2 ) realizing camera self - calibration by solving kruppa ' s equation ; ( s ) recovering euclidean reconstruction from projective reconstruction. depending on only two images, the main researches are : ( l ) making out infinite plane homography matrix by using scene structure information, then recovering affine reconstruction from projective reconstruction ; ( 2 ) making out the absolute conic images by using scene structure information, and then recovering euclidean reconstruction from projective reconstruction

    在第一部分中,針對三幅及三幅以上的圖像,主要研究:利用矩陣奇異值分解( svd )實現射影重構,通過求解kruppa方程實現攝像機自標定,由射影重構恢復歐氏重構;針對只有兩幅圖像的情況,主要研究:利用場景結構信息求解平面的單應矩陣,由射影重構恢復仿射重構,利用場景結構信息求解絕對二次曲的像(等價于標定攝像機) ,由仿射重構恢復歐氏重構。
  6. In 3d space, points on the infinite plane compose the absolute conic, and it contains the interior parameter information of camera. we use photography geometry character of circular point on the absolute conic to calculate camera interior parameter, exterior parameter can be obtained. we can obtain more accurate

    在三維攝影空間中,平面上的點構成了絕對二次曲,由於二次曲的像包含了攝像機的內部參數信息,我們利用了圓環點的像在二次曲上的攝影幾何特性,從而確定攝像機的內部參數,進而求取攝像機運動的外部參數。
  7. The coupled effect is analyzed for an elliptical inhomogeneity under plane uniform loads and linear temperature change at infinity. the complex potentials are obtained for an elliptical inhomogeneity under plane uniform mechanical loading, uniform temperature change and uniform heat flow directed at any angle. the discussion is also given to the variation of the interfacial stresses with thermal parameters

    分析了平面加載和性溫變的耦合效應,獲得了橢圓夾雜體在平面均勻加載和均勻升溫以及任意方向的均勻熱流共同作用下的復勢解答,並討論了界面應力隨各熱載參數的變化規律,發現基體導熱性能越好(與夾雜相比) ,界面應力幅值越大。
  8. We systemically discuss how to uniquely decide an infinite plane homography matrix by using the structure information in scene and how to evaluate a homography matrix which convert affine reconstruction to euclidean reconstruction by solving absolute conic images. we give three constraints of absolute conic images and use these constraints to evaluate absolute conic images and then to rec

    系統地討論了如何利用場景中的結構信息,來唯一地確定平面的單應矩陣,進而由射影重構恢復仿射重構,以及如何通過絕對二次曲的像求解將仿射重構變換為歐氏重構的單應矩陣。
  9. The solving steps are as follows : the field is divided into three regions by the cylindrical surface of the finite - length cylinder and the location of the delta - coils. because " the surface current source is placed at the interface, the non - homogenous restricted equation on the magnetic vector potential is transformed into the homogenous helmholtz equation. by using the method of separation of variables to solve equation and according to the interface conditions and the condition at infinity to determine the unknown constants, the expressions for the magnetic vector potential of the three regions are solved out

    在求解過程中,假定放置式圓柱圈是由多個對稱圓環圈密饒而成,首先求解含有有限長磁芯的通電對稱圓環圈的電磁場:以有限長圓柱磁芯的側面和圓環圈所在圓柱面為分界面將場域劃分為三個小區域,由於場源放置在內邊界面上,使得關于矢量磁位的非齊次約束方程轉化成齊次亥姆霍茲方程,利用分離變量法求解,根據分界面鄭州大學碩十研究生畢業論文摘要條件以及條件確定待定常數,從而得到各場區矢量磁位的表達式。
  10. The interaction effects between circular interfacial cracks or rigid line inclusions and a screw dislocation located either outside or inside inhomogeneity under antiplane shear, the electroelastic interaction between a piezoelectric screw dislocation located either outside or inside inhomogeneity and circular interfacial cracks and rigid lines under longitudinal mechanical and inplane electrical loads in linear piezoelectric materials and the elastic interaction between an edge dislocation located either outside or inside inhomogeneity and interfacial crack along a circular inhomogeneity are dealt with in this paper

    本文首次對位錯與圓形彈性夾雜界面典型缺陷的力、電干涉進行研究,解決了反平面剪切作用下螺型位錯與含界面裂紋或界面剛性圓形夾雜的彈性干涉問題;縱向剪切和面內電場共同作用下壓電螺型位錯與含界面裂紋或界面剛性圓形壓電夾雜的力電耦合效應問題:刃型位錯與含界面裂紋圓形彈性夾雜的干涉問題。
  11. Traditional point photogrammetry, line photogrammetry developed in the present and the infinite point theory are synthetized and sublined to the generalized point photogrammetry

    摘要將傳統的點攝影測量與當代發展的攝影測量以及點理論綜合升華為廣義點攝影測量理論。
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