ACL RD-TEC 1.0 Summarization of W03-1012
Paper Title:
USING LTAG BASED FEATURES IN PARSE RERANKING
USING LTAG BASED FEATURES IN PARSE RERANKING
Authors: Libin Shen and Anoop Sarkar and Aravind Joshi
Primarily assigned technology terms:
- algorithm
- boosting
- boosting algorithm
- bracketing
- collins parser
- computing
- decomposition
- error reduction
- global optimization
- grammar extraction
- kernel
- kernels
- learning
- learning algorithms
- likelihood estimation
- linear kernel
- local optimization
- ltag grammar extraction
- machine learning
- machine learning algorithms
- markov random fields
- maximum likelihood
- maximum likelihood estimation
- nlp
- optimization
- parse reranking
- parser
- parsers
- parsing
- perceptron
- perceptron algorithm
- polynomial kernel
- ranking
- reranking
- search
- statistical parser
- statistical parsers
- statistical parsing
- stochastic process
- support vector machine
- tree kernel
- tree kernels
- voted perceptron
- voted perceptron algorithm
- voting
Other assigned terms:
- adjunct
- adjunction
- ambiguity
- auxiliary tree
- bigram
- case
- characters
- chunk
- chunks
- clause structure
- computational complexity
- context-free grammar
- correlations
- data set
- dependency graphs
- derivation
- derivation tree
- derivation trees
- distribution
- elementary tree
- estimation
- experimental results
- f-score
- feature
- feature set
- feature space
- forest
- formalism
- generative model
- generative models
- grammar
- grammars
- hypothesis
- hypothesis space
- kernel function
- leaf
- learning machine
- lexical information
- lexical item
- lexical items
- lexicalized sub-tree
- lexicalized tree
- likelihood
- linguistic
- linguistic constraints
- log-likelihood
- ltag derivation tree
- ltag formalism
- ltag grammar
- measure
- method
- n-gram
- n-grams
- names
- nlp applications
- parse
- parse reranking problem
- parse tree
- parsing model
- parsing task
- part of speech
- penn treebank
- penn wsj treebank
- precision
- process
- recursion
- root node
- sentence
- sentences
- statistical model
- sub-tree
- supertag
- support vector
- svms
- symbol
- tags
- test data
- training
- training and test data
- training data
- tree
- tree adjoining grammar
- tree structure
- treebank
- trees
- vector space
- verb
- word
- words
- wsj treebank
