TakeLab-QA at SemEval-2017 Task 3: Classification Experiments for Answer Retrieval in Community QA.
Filip SainaToni KukurinLukrecija PuljicMladen KaranJan SnajderPublished in: SemEval@ACL (2017)
Keyphrases
- question classification
- question answering
- answer extraction
- question answer
- qa systems
- answer validation
- passage retrieval
- question answering systems
- natural language questions
- qa clef
- classification accuracy
- feature extraction
- image classification
- information retrieval
- support vector machine
- decision trees
- support vector
- pattern recognition
- feature vectors
- feature weighting
- cross lingual
- document retrieval
- image database
- text classification
- retrieval systems
- training set
- candidate answers
- open domain
- support vector machine svm
- question answer pairs
- machine learning
- feature selection
- feature space
- classification algorithm
- query expansion