ACL RD-TEC 1.0 Summarization of J98-4004
Paper Title:
PCFG MODELS OF LINGUISTIC TREE REPRESENTATIONS
PCFG MODELS OF LINGUISTIC TREE REPRESENTATIONS
Primarily assigned technology terms:
- algorithm
- approximation
- broad-coverage parsing
- broad-coverage parsing system
- cky algorithm
- computational linguistics
- dynamic programming
- dynamic programming method
- encoding
- estimation procedure
- estimator
- frequency estimator
- learning
- learning algorithm
- maximum likelihood
- maximum-likelihood
- modeling
- normalization
- parser
- parsers
- parsing
- parsing system
- pcfg estimation
- pcfg parser
- pcfg parsing
- programming method
- randomization
- search
- structure analysis
- structure representation
- tree transformation
- tree transformation\/detransformation methodology
- treebank training
Other assigned terms:
- adjunct
- adjunction
- ambiguity
- annotation
- approach
- association for computational linguistics
- bias
- case
- category label
- cognitive
- context information
- context-free grammars
- contextual information
- corpora
- derivation
- derivations
- distribution
- empty categories
- estimation
- fact
- frequency counts
- grammar
- grammars
- head noun
- independence assumption
- input string
- labeling
- language data
- language model
- language models
- lexical head
- lexical information
- lexical items
- likelihood
- linguistic
- linguistic intuition
- linguistic theories
- linguistic theory
- linguistic tree
- linguistics
- linguists
- local dependency
- local tree
- markup
- measure
- measures
- method
- methodology
- modifier
- natural language
- natural languages
- nonterminal
- nonunit production probability
- parse
- parse time
- parse tree
- parsing models
- parsing procedure
- part-of-speech
- pcfg
- pcfg model
- pcfgs
- penn treebank
- penn treebank annotation
- phrasal node
- phrase
- pos tag
- pp attachment
- pp modifier
- precision
- probabilities
- probability
- probability distribution
- probability estimates
- procedure
- process
- projection
- punctuation
- relative frequency
- representations
- right-hand side
- root node
- rule schema
- schema
- sentences
- statistical model
- statistical models
- subcorpus
- subsumption
- subtree
- subtrees
- tags
- terminals
- terms
- test corpus
- test data
- text
- theoretical framework
- theoretical linguistics
- theories
- theory
- training
- training corpus
- training data
- transformation
- transformational grammar
- tree
- tree bank
- tree representation
- tree schema
- tree structure
- tree structures
- treebank
- treebank annotation
- treebank corpus
- treebank grammar
- trees
- two-level tree
- verbal head
- vp attachment
- words
- wsj corpus
