ACL RD-TEC 1.0 Summarization of W04-0505
Paper Title:
BIOGRAPHER: BIOGRAPHY QUESTIONS AS A RESTRICTED DOMAIN QUESTION ANSWERING TASK
BIOGRAPHER: BIOGRAPHY QUESTIONS AS A RESTRICTED DOMAIN QUESTION ANSWERING TASK
Authors: Oren Tsur and Maarten de Rijke and Khalil Sima'an
Primarily assigned technology terms:
- algorithm
- answer extraction
- approximation
- biography classification
- biography collection
- categorization
- classification
- classifier
- classifiers
- document representation
- domain question answering
- error analysis
- feature selection
- feature selection method
- genre detection
- inner product
- kernel
- learner
- learning
- learning algorithms
- learning approaches
- levenshtein
- linear kernel
- linear kernel function
- machine learning
- machine learning algorithms
- normalization
- optimization
- qa system
- question answering
- ranking
- retrieving
- rule learning
- rule optimization
- search
- search engine
- searching
- selection method
- stopword removal
- structure analysis
- support vector machines
- svm classifier
- svm-light
- text classification
- text classifier
- text representation
- tuning
- validation
- web retrieval
- web search
- web search engine
Other assigned terms:
- approach
- backoff
- bias
- candidate answer
- case
- characters
- classification research
- classification task
- classification tasks
- cluster
- clusters
- concept
- convergence
- definitional question
- dictionaries
- distance measure
- distribution
- document
- document collections
- document length
- empirical results
- evaluation measure
- experimental results
- external knowledge
- f score
- f-measure
- f-score
- fact
- feature
- feature set
- genre
- heuristic
- heuristics
- hypothesis
- implementation
- kernel function
- keyword
- knowledge
- levenshtein distance
- measure
- method
- n-grams
- names
- precision
- proper name
- propositions
- qa research
- queries
- query
- question answering task
- representations
- rule set
- scalability
- search results
- semantic
- semantic relatedness
- semantic similarity
- sentence
- sentence boundaries
- sentences
- similarity metric
- similarity threshold
- sparse data
- standard deviation
- stem
- stems
- style
- support vector
- svms
- symbol
- target string
- terms
- test set
- text
- text classification research
- training
- training corpus
- training data
- training documents
- training material
- training set
- trec evaluation
- word
- wordnet
- words
