Using Heterogeneity to Enhance Random Walk-based Queries.
Marco ZunigaChen AvinBhaskar KrishnamachariPublished in: J. Signal Process. Syst. (2009)
Keyphrases
- random walk
- query recommendation
- flow graph
- query processing
- markov chain
- transition probabilities
- markov random walk
- directed graph
- user queries
- query logs
- stationary distribution
- proximity measures
- web search engines
- transition probability matrix
- data sources
- link prediction
- multi db
- spectral methods
- document collections
- machine learning