Improving Diversity in Ranking using Absorbing Random Walks.
Xiaojin ZhuAndrew B. GoldbergJurgen Van GaelDavid AndrzejewskiPublished in: HLT-NAACL (2007)
Keyphrases
- random walk
- markov random walk
- pagerank algorithm
- markov chain
- link spam
- transition probabilities
- link prediction
- directed graph
- web search
- transition probability matrix
- maximal marginal relevance
- diversity measures
- ranking algorithm
- proximity measures
- stationary distribution
- search result diversification
- link analysis
- social networks
- information retrieval