principal diagonal.
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principal diagonal — noun the diagonal of a square matrix running from the upper left entry to the lower right entry • Syn: ↑main diagonal • Hypernyms: ↑diagonal … Useful english dictionary
principal diagonal — noun Date: 1964 the diagonal in a square matrix that runs from upper left to lower right … New Collegiate Dictionary
principal diagonal. — Math. See under diagonal (def. 9). [1960 65] … Useful english dictionary
Principal component analysis — PCA of a multivariate Gaussian distribution centered at (1,3) with a standard deviation of 3 in roughly the (0.878, 0.478) direction and of 1 in the orthogonal direction. The vectors shown are the eigenvectors of the covariance matrix scaled by… … Wikipedia
Diagonal — For the avenue in Barcelona, see Avinguda Diagonal. The diagonals of a cube with side length 1. AC (shown in blue) is a space diagonal with length , while AC (shown in red) is a face diagonal and has length … Wikipedia
diagonal — diagonally, adv. /duy ag euh nl, ag nl/, adj. 1. Math. a. connecting two nonadjacent angles or vertices of a polygon or polyhedron, as a straight line. b. extending from one edge of a solid figure to an opposite edge, as a plane. 2. having an… … Universalium
Diagonal principal — Saltar a navegación, búsqueda En Álgebra lineal, la Diagonal principal de una matriz cuadrada es la diagonal que va desde la esquina superior izquierda hasta la esquina inferior derecha. Por ejemplo, la siguiente matriz contiene unos a lo largo… … Wikipedia Español
Principal components analysis — Principal component analysis (PCA) is a vector space transform often used to reduce multidimensional data sets to lower dimensions for analysis. Depending on the field of application, it is also named the discrete Karhunen Loève transform (KLT),… … Wikipedia
Diagonal — Saltar a navegación, búsqueda Para otros usos de este término, véase Diagonal (desambiguación). Una diagonal es todo segmento que une dos vértices no consecutivos de un polígono o de un poliedro. En sentido coloquial, una diagonal es una recta o… … Wikipedia Español
Diagonal (desambiguación) — Saltar a navegación, búsqueda La palabra diagonal puede hacer referencia a: Diagonal, un segmento que une dos vértices no consecutivos de un polígono o de un poliedro; la matriz diagonal, un tipo especial de matriz; la diagonal principal, de una… … Wikipedia Español
