ACL RD-TEC 1.0 Summarization of W99-0631
Paper Title:
AN ITERATIVE APPROACH TO ESTIMATING FREQUENCIES OVER A SEMANTIC HIERARCHY
AN ITERATIVE APPROACH TO ESTIMATING FREQUENCIES OVER A SEMANTIC HIERARCHY
Authors: Stephen Clark and David Weir
Primarily assigned technology terms:
- algorithm
- disambiguation
- encoding
- expectation maximization
- expectation maximization algorithm
- forward-backward algorithm
- hidden markov
- hidden markov model
- language processing
- markov model
- maximization algorithm
- maximum likelihood
- natural language processing
- parser
- processing
- re-estimation
- re-estimation procedure
- shallow parser
- splitting
- structural disambiguation
- terminology
Other assigned terms:
- acyclic graph
- approach
- argument position
- case
- co-occurrence
- concept
- concepts
- contingency table
- disjunction
- distribution
- estimation
- experimental results
- fact
- frequency counts
- hypernym
- hyponym
- hyponyms
- hypothesis
- knowledge
- lemma
- likelihood
- log-likelihood
- measure
- measures
- method
- mutual information
- mutual information score
- natural language
- noise
- norm
- nouns
- null hypothesis
- predicates
- probabilities
- probability
- procedure
- process
- relation
- selectional constraints
- selectional preference
- selectional preferences
- selectional restrictions
- semantic
- semantic hierarchy
- semantic types
- standard terminology
- statistic
- synonym
- synonym set
- synset
- synsets
- taxonomy
- technique
- text
- verb
- word
- word sense
- word senses
- wordnet
- words
