ACL RD-TEC 1.0 Summarization of W04-2506
Paper Title:
A NOVEL APPROACH TO FOCUS IDENTIFICATION IN QUESTION/ANSWERING SYSTEMS
A NOVEL APPROACH TO FOCUS IDENTIFICATION IN QUESTION/ANSWERING SYSTEMS
Authors: Alessandro Moschitti and Sanda Harabagiu
Primarily assigned technology terms:
- algorithm
- answer extraction
- answer ranking
- answer re-ranking
- answer re-ranking or elimination
- categorization
- classification
- classification algorithm
- classifier
- classifiers
- comparison function
- computing
- database
- disambiguation
- document categorization
- document retrieval
- entity recognizer
- entity recognizers
- identification
- information retrieval
- language technology
- learning
- learning algorithm
- learning algorithms
- matching
- named entity recognizer
- natural language technology
- neural network
- optimization
- paragraph retrieval
- parsers
- perceptron
- processing
- question answering
- question answering system
- question categorization
- question classification
- question processing
- question\/answering
- ranking
- re-ranking
- recognition
- recognizer
- retrieval engine
- retrieving
- risk minimization
- scoring
- scoring method
- searching
- sentence ranking
- splitting
- statistical learning
- statistical learning theory
- support vector machines
- svm learning
- target learning
- term expansion
- text categorization
- text classification
- text classifier
- unification
- vector space model
- weighting
- word disambiguation
Other assigned terms:
- ambiguity
- answer type
- approach
- benchmark
- case
- categorization problem
- categorization scheme
- classification accuracy
- classification model
- community
- concept
- concepts
- distribution
- document
- document collections
- document frequency
- document vector
- fact
- feature
- feature set
- fmeasure
- generation
- heuristic
- hypothesis
- inverse document frequency
- knowledge
- measure
- measures
- method
- name entity
- named entity
- names
- natural language
- nist
- nouns
- ontologies
- ontology
- optimization problem
- paragraph
- paragraphs
- phrase
- positive and negative examples
- precision
- process
- queries
- relation
- representations
- risk minimization principle
- russian
- scoring scheme
- semantic
- semantic category
- semantic class
- semantic classes
- semantic information
- sentence
- sentences
- statistics
- stem
- stems
- style
- support vector
- svm model
- svms
- synonyms
- system performance
- technique
- technology
- term
- term frequency
- test set
- text
- theory
- topics
- training
- training data
- training documents
- user
- vector space
- web site
- weighting scheme
- word
- word distribution
- word frequency
- words
