linguistics, probabilistic context free grammars (PCFGs) extend context-free grammars, similar to how hidden Markov models extend regular grammars. Each production...

Context-free may refer to: Context-free grammar Deterministic context-free grammar Generalized context-free grammar Probabilistic context-free grammar...

communication technologist Vyvyan Evans mapped out the role of probabilistic context-free grammar (PCFG) in enabling NLP to model cognitive patterns and generate...

algorithm is a way of re-estimating production probabilities in a probabilistic context-free grammar. It was introduced by James K. Baker in 1979 as a generalization...

natural languages. There are several methods for induction of probabilistic context-free grammars.[further explanation needed] The method proposed in Section...

on building out the parse tree using a probabilistic context-free grammar (PCFG) (see also stochastic grammar). Lexical semantics What is the computational...

specific contexts. (See machine learning.) Approaches which have been used include straightforward PCFGs (probabilistic context-free grammars), maximum...

effective compositional vector grammar. A compositional vector grammar can be thought of as probabilistic context free grammar (PCFG) implemented by an RNN...

algorithm, a way of re-estimating production probabilities in a probabilistic context-free grammar Inside/outside, a model of political reform Inside–outside...

included work in the subareas of part-of-speech tagging, probabilistic context-free grammar induction, and, more recently, syntactic disambiguation through...

pick the most probable one. One way to do this is by using a probabilistic context-free grammar (PCFG) which has a probability of each constituency rule,...

stochastic grammar (statistical grammar) is a grammar framework with a probabilistic notion of grammaticality: Stochastic context-free grammar Statistical...

L-system's grammar. An L-system is context-free if each production rule refers only to an individual symbol and not to its neighbours. Context-free L-systems...

algorithm (alternatively called CYK, or CKY) is a parsing algorithm for context-free grammars published by Itiroo Sakai in 1961. The algorithm is named after...

recognition Prisma (app) Probabilistic Action Cores Probabilistic context-free grammar Probabilistic latent semantic analysis Probabilistic soft logic Probability...

In formal language theory, a context-free grammar, G, is said to be in Chomsky normal form (first described by Noam Chomsky) if all of its production rules...

probabilistic context-free grammars Lexical analysis LL parser: a relatively simple linear time parsing algorithm for a limited class of context-free...

sentence, when statistical parsing techniques are used, such as probabilistic context-free grammars (PCFG's). Random fields. These represent the extension of...

equivalent formalisms, including Markov chains, denoising diffusion probabilistic models, noise conditioned score networks, and stochastic differential...

the inside-outside algorithm for unsupervised induction of probabilistic context-free grammars. In the analysis of intertrade waiting times i.e. the time...

model (and other types of mixture model) Hidden Markov model Probabilistic context-free grammar Bayesian network (e.g. Naive bayes, Autoregressive model)...

de Medeiros, Bill Glodek. 2009. "Password Cracking Using Probabilistic Context-Free Grammars". 2009 30th IEEE Symposium on Security and Privacy: 391-405...

prediction based on probabilistic models of RNA structure known as Pair stochastic context-free grammars (also probabilistic context-free grammars). Stemloc attempts...

Lafferty and Robert L. Mercer. (1990) "Basic methods of probabilistic context free grammars". Technical Report RC 16374 (72684), IBM. Reprinted in Laface...

(1992). Grammatical Trigrams: a Probabilistic Model of Link Grammar (PDF). Proceedings of the AAAI Conference on Probabilistic Approaches to Natural Language...

grammar Prefix grammar Tree automaton Pushdown automaton Context-free grammar Büchi automaton Chomsky hierarchy Context-sensitive language, context-sensitive...

declarative a1 probabilistic/certain i3ha3i1 probabilistic/uncertain/beginning a3ba3ga3i1 probabilistic/uncertain/execution a3ba3i1 probabilistic/uncertain/completion...

structure grammar (GPSG) – Head-driven phrase structure grammar (HPSG) – Lexical functional grammar (LFG) – Probabilistic context-free grammar (PCFG) –...

grammar is not context-free: INDENT–DEDENT depend on the contextual information of prior indent levels. Generally lexical grammars are context-free,...

action (it is not "deterministic"). It must choose an action by making a probabilistic guess and then reassess the situation to see if the action worked. In...