Extending Information Retrieval by Adjusting Text Feature Vectors.
Hadi AghassiZahra SheykhlarPublished in: KTW (2011)
Keyphrases
- information retrieval
- feature vectors
- text mining
- text retrieval
- text processing
- computational linguistics
- information retrieval systems
- euclidean distance
- learning to rank
- support vector machine
- text collections
- vector space model
- feature space
- document retrieval
- similarity measure
- search engine
- information access
- language model
- information extraction
- information filtering
- retrieval effectiveness
- rotation invariant
- latent semantic analysis
- relevant documents
- document collections
- relevance feedback
- data points
- feature extraction
- test collection
- free text
- feature set
- document analysis
- text clustering
- document indexing
- gaussian mixture model
- linguistic analysis
- multi lingual
- related documents
- face recognition
- keywords
- hidden markov models
- textual data
- tf idf
- query expansion
- retrieval systems
- retrieval model
- vector space