@inCollection{Amati&inpress:SC,
   author    =    {Amati,Gianni and Crestani, Fabio},
   title     =     {Probabilistic Learning by Uncertainty Sampling with Non-Binary Relevance},
   booktitle = {Soft Computing in Information Retrieval:
techniques and applications},
   publisher = {Physica Verlag, Heidelberg, Germany},
   year      =      {xx},
   editor    = {Crestani, Fabio and Pasi, Gabriella},
}