• In control theory, the linearquadraticGaussian (LQG) control problem is one of the most fundamental optimal control problems, and it can also be operated...
    16 KB (2,796 words) - 02:51, 10 June 2025
  • the LQG (linearquadraticGaussian) problem. Like the LQR problem itself, the LQG problem is one of the most fundamental problems in control theory. The...
    15 KB (2,284 words) - 23:58, 16 June 2025
  • closed-loop stability. These are Model Predictive Control (MPC) and linear-quadratic-Gaussian control (LQG). The first can more explicitly take into account...
    45 KB (6,747 words) - 10:54, 25 July 2025
  • a theory of gravity on two-dimensional surfaces LinearquadraticGaussian control, an optimal control problem Large quasar group, a massive collection...
    401 bytes (85 words) - 13:40, 23 May 2021
  • equations with an analogous quadratic term, which occur in both continuous-time and discrete-time linear-quadratic-Gaussian control. The steady-state (non-dynamic)...
    10 KB (1,600 words) - 23:24, 6 July 2025
  • Thumbnail for Kalman filter
    Kalman filter (category Linear filters)
    In statistics and control theory, Kalman filtering (also known as linear quadratic estimation) is an algorithm that uses a series of measurements observed...
    127 KB (20,447 words) - 17:34, 4 August 2025
  • stochastic control is that of linear quadratic Gaussian control. Here the model is linear, the objective function is the expected value of a quadratic form...
    12 KB (1,709 words) - 05:31, 21 June 2025
  • uses linear matrix inequalities and requires fewer assumptions. Blaschke product Hardy space H square H-infinity loop-shaping Linear-quadratic-Gaussian control...
    9 KB (1,097 words) - 20:49, 2 July 2024
  • Separation principle (category Control theory)
    separates into a Kalman filter and a linear-quadratic regulator. This is known as linear-quadratic-Gaussian control. More generally, under suitable conditions...
    5 KB (687 words) - 12:26, 25 July 2023
  • chemistry to form basis sets. Gaussian functions arise by composing the exponential function with a concave quadratic function: f ( x ) = exp ⁡ ( α x...
    30 KB (5,023 words) - 17:40, 4 April 2025
  • Thumbnail for Multivariate normal distribution
    theory and statistics, the multivariate normal distribution, multivariate Gaussian distribution, or joint normal distribution is a generalization of the one-dimensional...
    65 KB (9,607 words) - 21:52, 1 August 2025
  • Algebraic Riccati equation (category Optimal control)
    time-invariant Linear-Quadratic Regulator problem (LQR) as well as that of the infinite horizon time-invariant Linear-Quadratic-Gaussian control problem (LQG)...
    10 KB (1,517 words) - 21:01, 14 April 2025
  • Hamilton–Jacobi–Bellman equation (category Optimal control)
    a quadratic form for the value function, we obtain the usual Riccati equation for the Hessian of the value function as is usual for Linear-quadratic-Gaussian...
    14 KB (2,050 words) - 11:37, 3 May 2025
  • Filtering problem (stochastic processes) (category Control theory)
    optimal control problem. For example, the Kalman filter is the estimation part of the optimal control solution to the linear-quadratic-Gaussian control problem...
    13 KB (2,163 words) - 14:13, 25 May 2025
  • Thumbnail for Normal distribution
    normal. Moreover, Gaussian distributions have some unique properties that are valuable in analytic studies. For instance, any linear combination of a fixed...
    149 KB (21,749 words) - 21:46, 22 July 2025
  • dynamics is a linear differential equation, objective is quadratic Linear-quadratic-Gaussian control (LQG) — system dynamics is a linear SDE with additive...
    70 KB (8,327 words) - 09:12, 7 June 2025
  • Thumbnail for Witsenhausen's counterexample
    Witsenhausen's counterexample (category Control theory)
    centralized linearquadraticGaussian control systems—that in a system with linear dynamics, Gaussian disturbance, and quadratic cost, affine (linear) control laws...
    9 KB (1,325 words) - 07:58, 18 July 2024
  • Thumbnail for Linear algebra
    increased research in efficient algorithms for Gaussian elimination and matrix decompositions, and linear algebra became an essential tool for modeling...
    67 KB (7,974 words) - 07:18, 21 July 2025
  • of linear-quadratic-Gaussian control (LQG) control. Other robust techniques includes quantitative feedback theory (QFT), passivity based control, Lyapunov...
    16 KB (2,112 words) - 13:08, 8 July 2025
  • Thumbnail for Elementary algebra
    be quadratic but linear). Because of this a quadratic equation must contain the term a x 2 {\displaystyle ax^{2}} , which is known as the quadratic term...
    42 KB (5,788 words) - 17:08, 12 July 2025
  • theorem of linear algebra that with more vectors than each vector has entries, a linear dependency always exists. It can be found by Gaussian elimination...
    27 KB (4,572 words) - 05:56, 18 July 2025
  • of this model is the normal linear model, in which y {\displaystyle y} given X {\displaystyle X} is distributed Gaussian. In this model, and under a particular...
    18 KB (3,233 words) - 10:15, 10 April 2025
  • John Doyle (engineer) (category Control theorists)
    interpolation theory and optimal control. Doyle's early work was in the mathematics of robust control, linear-quadratic-Gaussian control robustness, (structured)...
    4 KB (268 words) - 21:08, 6 July 2025
  • Thumbnail for Matrix (mathematics)
    still in common use is Gaussian elimination. A symmetric real matrix A is called positive-definite if the associated quadratic form f ( x ) = x T A x...
    128 KB (15,698 words) - 22:28, 31 July 2025
  • applying the Gaussian copula to credit derivatives to be one of the causes of the 2008 financial crisis; see David X. Li § CDOs and Gaussian copula. Despite...
    75 KB (9,349 words) - 07:59, 31 July 2025
  • Eigenvalues and eigenvectors (category Linear algebra)
    Beezer 2006, Theorem EDELI on p. 469; and Lemma for linear independence of eigenvectors By doing Gaussian elimination over formal power series truncated to...
    103 KB (13,663 words) - 21:59, 27 July 2025
  • Jan Camiel Willems (category Control theorists)
    called, led to the study of the linear matrix inequality (LMI) in control theory. Applied to linear-quadratic-Gaussian control, the construction of the storage...
    6 KB (594 words) - 00:21, 2 May 2024
  • {class}}|{\vec {x}})} . Examples of such algorithms include: Linear Discriminant Analysis (LDA)—assumes Gaussian conditional density models Naive Bayes classifier...
    9 KB (1,146 words) - 02:44, 21 October 2024
  • Thumbnail for Regression analysis
    linear regression; although the expression on the right hand side is quadratic in the independent variable x i {\displaystyle x_{i}} , it is linear in...
    37 KB (5,235 words) - 18:48, 4 August 2025
  • Thumbnail for Activation function
    22266/ijies2019.0630.19. Hendrycks, Dan; Gimpel, Kevin (2016). "Gaussian Error Linear Units (GELUs)". arXiv:1606.08415 [cs.LG]. Cybenko, G. (December...
    25 KB (1,963 words) - 00:07, 21 July 2025