• A hidden Markov model (HMM) is a Markov model in which the observations are dependent on a latent (or hidden) Markov process (referred to as X {\displaystyle...
    52 KB (6,811 words) - 15:47, 11 June 2025
  • In probability theory, a Markov model is a stochastic model used to model pseudo-randomly changing systems. It is assumed that future states depend only...
    10 KB (1,234 words) - 05:46, 7 July 2025
  • The hierarchical hidden Markov model (HHMM) is a statistical model derived from the hidden Markov model (HMM). In an HHMM, each state is considered to...
    5 KB (701 words) - 06:15, 15 June 2025
  • A hidden semi-Markov model (HSMM) is a statistical model with the same structure as a hidden Markov model except that the unobservable process is semi-Markov...
    5 KB (567 words) - 01:01, 22 July 2025
  • The layered hidden Markov model (LHMM) is a statistical model derived from the hidden Markov model (HMM). A layered hidden Markov model consists of N...
    5 KB (799 words) - 12:43, 30 July 2025
  • Thumbnail for Markov property
    The term Markov assumption is used to describe a model where the Markov property is assumed to hold, such as a hidden Markov model. A Markov random field...
    8 KB (1,124 words) - 20:27, 8 March 2025
  • Thumbnail for Markov chain
    been modeled using Markov chains, also including modeling the two states of clear and cloudiness as a two-state Markov chain. Hidden Markov models have...
    96 KB (12,900 words) - 18:23, 29 July 2025
  • Reddy's students James Baker and Janet M. Baker began using the hidden Markov model (HMM) for speech recognition. James Baker had learned about HMMs...
    121 KB (12,928 words) - 19:28, 2 August 2025
  • Thumbnail for Map matching
    requires substantial processing time. Map matching is described as a hidden Markov model where emission probability is a confidence of a point to belong a...
    8 KB (898 words) - 14:35, 22 July 2025
  • Thumbnail for Andrey Markov
    Andrey Markov Chebyshev–Markov–Stieltjes inequalities Gauss–Markov theorem Gauss–Markov process Hidden Markov model Markov blanket Markov chain Markov decision...
    11 KB (1,085 words) - 15:32, 11 July 2025
  • Telescoping Markov chain Markov condition Causal Markov condition Markov model Hidden Markov model Hidden semi-Markov model Layered hidden Markov model Hierarchical...
    2 KB (229 words) - 07:10, 17 June 2024
  • Baum–Welch algorithm (category Markov models)
    expectation–maximization algorithm used to find the unknown parameters of a hidden Markov model (HMM). It makes use of the forward-backward algorithm to compute...
    28 KB (3,884 words) - 10:46, 25 June 2025
  • Thumbnail for Bayesian programming
    specify graphical models such as, for instance, Bayesian networks, dynamic Bayesian networks, Kalman filters or hidden Markov models. Indeed, Bayesian...
    42 KB (6,899 words) - 09:41, 27 May 2025
  • bottom-up, and top-down methods. Probabilistic methods based on hidden Markov models have also proved useful in solving this problem. It is often the...
    5 KB (665 words) - 20:52, 12 June 2024
  • Viterbi algorithm (category Markov models)
    is often called the Viterbi path. It is most commonly used with hidden Markov models (HMMs). For example, if a doctor observes a patient's symptoms over...
    20 KB (2,684 words) - 15:52, 27 July 2025
  • Thumbnail for Kalman filter
    Kalman filter (category Markov models)
    unscented Kalman filter which work on nonlinear systems. The basis is a hidden Markov model such that the state space of the latent variables is continuous and...
    127 KB (20,447 words) - 05:33, 8 June 2025
  • Forward algorithm (category Markov models)
    The forward algorithm, in the context of a hidden Markov model (HMM), is used to calculate a 'belief state': the probability of a state at a certain time...
    15 KB (2,845 words) - 14:43, 24 May 2025
  • maximum-entropy Markov model (MEMM), or conditional Markov model (CMM), is a graphical model for sequence labeling that combines features of hidden Markov models (HMMs)...
    7 KB (1,025 words) - 08:23, 21 June 2025
  • Markov chain, instead of assuming that they are independent identically distributed random variables. The resulting model is termed a hidden Markov model...
    58 KB (7,855 words) - 11:52, 19 July 2025
  • HTK (Hidden Markov Model Toolkit) is a proprietary software toolkit for handling HMMs. It is mainly intended for speech recognition, but has been used...
    1 KB (106 words) - 02:52, 21 July 2025
  • neighbor Boosting SPRINT Bayesian networks Naive Bayes Hidden Markov models Hierarchical hidden Markov model Bayesian statistics Bayesian knowledge base Naive...
    39 KB (3,385 words) - 07:36, 7 July 2025
  • Thumbnail for Time series
    also Markov switching multifractal (MSMF) techniques for modeling volatility evolution. A hidden Markov model (HMM) is a statistical Markov model in which...
    49 KB (5,825 words) - 16:02, 1 August 2025
  • needed] A hidden Markov model can be represented as the simplest dynamic Bayesian network. The goal of the algorithm is to estimate a hidden variable x(t)...
    13 KB (1,455 words) - 18:20, 18 July 2025
  • fragment Heterogeneous memory management, in the Linux kernel Hidden Markov model, a statistical model Central Mashan Miao language (ISO 639-3 code), spoken in...
    1 KB (166 words) - 02:15, 27 March 2025
  • multinomial. Confirmatory factor analysis Hidden Markov model Partial least squares path modeling Structural equation modeling The terms "latent trait analysis"...
    5 KB (526 words) - 11:46, 25 May 2025
  • cryptanalysis[citation needed] Collocation Feature engineering Hidden Markov model Longest common substring MinHash n-tuple String kernel Bengio, Yoshua;...
    20 KB (2,647 words) - 17:27, 25 July 2025
  • types of mixture model) Hidden Markov model Probabilistic context-free grammar Bayesian network (e.g. Naive bayes, Autoregressive model) Averaged one-dependence...
    19 KB (2,431 words) - 15:33, 11 May 2025
  • statistics, a hidden Markov random field is a generalization of a hidden Markov model. Instead of having an underlying Markov chain, hidden Markov random fields...
    2 KB (315 words) - 18:10, 13 January 2021
  • statistics, econometrics, and signal processing, an autoregressive (AR) model is a representation of a type of random process; as such, it can be used...
    38 KB (5,837 words) - 19:46, 1 August 2025
  • manifestations of a hidden Markov model (HMM), which means the true state x {\displaystyle x} is assumed to be an unobserved Markov process. The following...
    7 KB (1,162 words) - 17:14, 30 October 2024