Experiments on Pseudo Relevance Feedback Using Graph Random Walks.
Clément de GrocXavier TannierPublished in: SPIRE (2012)
Keyphrases
- random walk
- pseudo relevance feedback
- query expansion
- directed graph
- language model
- retrieval effectiveness
- document retrieval
- relevance feedback
- relevant documents
- flow graph
- markov chain
- link prediction
- relevance model
- spectral methods
- average precision
- transition probability matrix
- web graph
- markov random walk
- query terms
- retrieval model
- test collection
- graph mining
- feature selection
- dynamic programming
- pairwise