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principal components method

См. также в других словарях:

  • 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

  • Principal Components Analysis — a method of transforming the axes of multidimensional space in which data occur so that the first axis explains the maximum amount of variance, the second axis, which is orthogonal to the first, explains the maximum of the remaining variance, and …   Dictionary of ichthyology

  • 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

  • Principal axis theorem — In the mathematical fields of geometry and linear algebra, a principal axis is a certain line in a Euclidean space associated to an ellipsoid or hyperboloid, generalizing the major and minor axes of an ellipse. The principal axis theorem states… …   Wikipedia

  • Method of moments (statistics) — See method of moments (probability theory) for an account of a technique for proving convergence in distribution. In statistics, the method of moments is a method of estimation of population parameters such as mean, variance, median, etc. (which… …   Wikipedia

  • Monte Carlo method — Not to be confused with Monte Carlo algorithm. Computational physics …   Wikipedia

  • Cartan's equivalence method — In mathematics, Cartan s equivalence method is a technique in differential geometry for determining whether two geometrical structures are the same up to a diffeomorphism. For example, if M and N are two Riemannian manifolds with metrics g and h …   Wikipedia

  • Scientific method — …   Wikipedia

  • Collaborative method — Collaborative methods are processes, behaviors and conversations that relate to collaboration between individuals.[1] These methods specifically aim to increase the success of teams as they engage in collaborative problem solving. Forms, rubrics …   Wikipedia

  • Montessori method — The Montessori method is an educational method for children, based on theories of child development originated by Italian educator Maria Montessori (1870 1952) in the late 19th and early 20th centuries. It is applied primarily in preschool and… …   Wikipedia

  • The Lifehouse Method — is an Internet site where applicants can sit for an electronic musical portrait made up from data they enter into the website. This website is the result of a collaboration between The Who s principal songwriter and composer Pete Townshend,… …   Wikipedia

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