On Using Fewer Topics in Information Retrieval Evaluations.
Andrea BertoStefano MizzaroStephen RobertsonPublished in: ICTIR (2013)
Keyphrases
- information retrieval
- library and information science
- information retrieval systems
- information access
- vector space model
- language modeling
- document retrieval
- text mining
- topic detection
- test collection
- information filtering
- search engine
- topic modeling
- document collections
- question answering
- topic models
- retrieval model
- retrieval systems
- neural network
- language model
- relevance feedback
- information extraction
- website
- document corpus
- machine learning
- language processing
- latent semantic indexing
- text collections
- artificial intelligence
- web pages
- data sets
- clustering algorithm
- similarity measure
- latent dirichlet allocation
- retrieval effectiveness
- query expansion