Biased LexRank: Passage retrieval using random walks with question-based priors.

Jahna Otterbacher Günes Erkan Dragomir R. Radev Biased LexRank: Passage retrieval using random walks with question-based priors. 42-54 2009 45 Inf. Process. Manage. 1 http://dx.doi.org/10.1016/j.ipm.2008.06.004 db/journals/ipm/ipm45.html#OtterbacherER09