Vector Space Representation of Concepts Using Wikipedia Graph Structure.
Armin SajadiEvangelos E. MiliosVlado KeseljPublished in: NLDB (2017)
Keyphrases
- vector space
- graph structure
- graph structures
- retrieval model
- concept space
- graphical models
- graph representations
- vector space model
- similarity search
- distance measure
- low dimensional
- euclidean space
- latent semantic indexing
- heat kernel
- tree structure
- weighted graph
- feature vectors
- random walk
- graph representation
- database systems
- information retrieval
- databases