ACL RD-TEC 1.0 Summarization of W03-1017
Paper Title:
TOWARDS ANSWERING OPINION QUESTIONS: SEPARATING FACTS FROM OPINIONS AND IDENTIFYING THE POLARITY OF OPINION SENTENCES
TOWARDS ANSWERING OPINION QUESTIONS: SEPARATING FACTS FROM OPINIONS AND IDENTIFYING THE POLARITY OF OPINION SENTENCES
Authors: Hong Yu and Vasileios Hatzivassiloglou
Primarily assigned technology terms:
- algorithm
- approximation
- automatic method
- automatic system
- bayes algorithm
- bayes classifier
- bayesian classifier
- boosting
- classification
- classifier
- classifiers
- computational linguistics
- density estimation
- document classification
- document-level classification
- document-level subjectivity classification
- encoding
- k-nearest neighbor
- language processing
- learning
- learning method
- learning techniques
- machine learning
- machine learning techniques
- machine-learning
- matching
- measuring
- monte carlo analysis
- naive bayes
- naive bayes classifier
- naive bayes classifiers
- natural language processing
- opinion detection
- opinion\/fact classification
- parser
- polarity classification
- processing
- question answering
- question answering system
- search
- search engine
- searching
- sentence classification
- statistical parser
- statistical techniques
- stopword removal
- subjectivity classification
- supervised machine learning
- supervised machine-learning
- tagging
- tagging process
- text classification
- unsupervised learning
- unsupervised learning method
- word log-likelihood
Other assigned terms:
- adjective
- adverb
- ambiguity
- annotation
- approach
- case
- classification accuracy
- classification performance
- classification tasks
- cluster
- co-occurrence
- collocation
- collocation frequency
- conditional independence
- data set
- distribution
- document
- document collection
- document-level subjectivity
- estimation
- evaluation metrics
- f-measure
- fact
- feature
- feature set
- feature sets
- feature space
- gold standard
- heuristics
- hypothesis
- inter-rater agreement
- kappa
- lexical features
- lexical information
- linguistics
- log-likelihood
- log-likelihood ratio
- mapping
- measure
- metadata
- method
- n-grams
- natural language
- nist
- nouns
- opinion
- opinions
- part of speech
- part-of-speech
- particles
- parts of speech
- parts-ofspeech
- phrase
- polarity
- precision
- process
- pronouns
- punctuation
- queries
- seed
- seed words
- semantic
- sentence
- sentence level
- sentence position
- sentence similarity
- sentences
- set size
- similarity scores
- statistics
- subjectivity
- svms
- synsets
- syntactic categories
- syntactic structure
- terms
- text
- topics
- training
- training data
- training set
- trec corpus
- verb
- word
- wordnet
- wordnet synsets
- words
