homography

n. [数]单应性

发音

UK /həʊˈmɒɡɹəfɪ/
US /hoʊˈmɒɡɹəfi/

词形变化

homographies 复数 homographies

释义与例句

n.
  1. 1.

    The state or quality of being written in the same way, especially when spelled with the same letters (as with a pair of homonyms), or also as represented with similar or identical glyphs (as with homoglyphs); the state or quality of existing as homographs.

    可数 不可数
  2. 2.

    An isomorphism between projective spaces that maps straight lines to straight lines.

    可数 不可数 数学

    A homography on a real projective plane can be specified by a mapping from one set of four non-collinear points to another set of four non-collinear points. Given such a specification, then the 3-by-3 homography matrix may be computed by means of the DLT (Direct Linear Transformation) algorithm.

词源

From homo- + -graphy.

来源：wiktionary