Parameter Estimation for a Simple Hierarchical Generative Model for XML Retrieval.

Paul Ogilvie Jamie Callan Parameter Estimation for a Simple Hierarchical Generative Model for XML Retrieval. 211-224 2005 conf/inex/2005 INEX http://dx.doi.org/10.1007/11766278_16 db/conf/inex/inex2005.html#OgilvieC05