射影变换的英文

• projective change
• projective transformation

• "射影"英文翻译    projection
• "变换"英文翻译    vary; alternate; commutation ...
• "射影变换群" 英文翻译 :    projective transformation group
• "正射影变换" 英文翻译 :    direct projective; direct projectivity
• "同素射影变换" 英文翻译 :    collineation
• "正则射影变换" 英文翻译 :    regular projective transformation
• "非正则射影变换, 奇异射影变换" 英文翻译 :    singular projective transformation
• "射影变形" 英文翻译 :    projective deformation
• "投影变换" 英文翻译 :    projection transformation; projective transformation
• "地图投影变换" 英文翻译 :    map projection transformation
• "图像投影变换" 英文翻译 :    image projection tra formation; image projection transformation
• "图象投影变换" 英文翻译 :    image projection transformation
• "射影直射变换" 英文翻译 :    projective collineation
• "反射影对应变换" 英文翻译 :    antiprojectivity
• "变换功能 射影函数 映射函数" 英文翻译 :    mappingfunction
• "射影" 英文翻译 :    [数学] projection◇射影法 projective method; 射影极限 projective limit; 射影几何 projective geometry; 射影几何学 projection geometry; projective geometry; 射影空间 projective space; 射影平面 projective plane; 射影直线 projective line; 射影中心 centre of projection; 射影轴 axis of projection; 射影锥 projecting cone; 射影坐标 projective coordinates
• "投影变形" 英文翻译 :    distortion of projection
• "射影对应，射影" 英文翻译 :    projectivity
• "地图投影变形" 英文翻译 :    distortions of a map projection; map projection distortion
• "变换" 英文翻译 :    vary; alternate; commutation; alternation; conversion; reforming; [数学] transformation 变换手法 vary one's tactics; change tactics; resort to different tactics; 变换位置 shift one's position; 变换参数 transformation parameter; 变换齿轮 change gear; 变换方程 transformation equation; 变换函数 transfer function; 变换开关 [自动化] alteration switch
• "侧射影" 英文翻译 :    lateral projection
• "反射影" 英文翻译 :    antiprojectivity; back projection
• "入射影" 英文翻译 :    incidental image
• "射影a模" 英文翻译 :    projective a-module
• "射影丛" 英文翻译 :    projected bundle

• Projective transformation of rational quadratic bzier curves
  曲线的射影变换
• Regular projective transformation
  正则射影变换
• Necessary and sufficient condition of 2 - dimension projective transformation being involution
  二维射影变换是对合的充要条件
• 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
  由于目标的成像过程属于射影变换，因此为了正确识别目标，必须找到一种具有射影不变性的目标形状的描述方法。
• Another important content in this chapter is that we linearly calibrate the nonlinear parameters of camera based on the rectification features of lens and the fact that projective transform converts a line into a line
  本章中另外一个重要的内容是，基于透镜畸变的特点并根据射影变换保持直线不变的约束条件，线性地确定非线性内参数。
• 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 )扩展了2d射影变换矩阵的求解方法，将单纯利用点集对应的计算模式扩展到利用直线集、点线组合等多种类型来建立两个射影平面的对应关系；总结了平面上基于点、直线元素可求解的多种3d不变量；提出了双视图下由点、直线元素的多种对应关系求解2d射影变换来构造“虚元素”的方法，结合“实元素”和“虚元素”可以提取更多的空间3d不变量。
• 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对称性目标透视成像的几何特点，将共点四线交比用于目标轮廓上的关键点的特性描述中；利用调和共轭关系，提出了一种针对左右对称型目标的对称点检测和对称轴提取的算法；利用交比关系构造了目标的形心不变量，提出了一种针对旋转对称型目标的旋转对称单元判定、旋转中心提取的算法；进一步利用3d不变量和2d射影变换，实现了一定条件下的对称性目标的形状恢复技术。